{"id":2821,"date":"2026-05-25T23:24:03","date_gmt":"2026-05-26T07:24:03","guid":{"rendered":"https:\/\/cntenaisi.com\/?p=2821"},"modified":"2026-07-07T19:12:11","modified_gmt":"2026-07-08T03:12:11","slug":"dosage-de-la-poudre-de-polymere-redispersable-dimpermeabilisation-dans-le-mortier-dimpermeabilisation","status":"publish","type":"post","link":"https:\/\/cntenaisi.com\/fr\/dosage-de-la-poudre-de-polymere-redispersable-dimpermeabilisation-dans-le-mortier-dimpermeabilisation\/","title":{"rendered":"Dosage de la poudre de polym\u00e8re redispersable d'imperm\u00e9abilisation dans le mortier d'imperm\u00e9abilisation"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"2821\" class=\"elementor elementor-2821\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-a186aff elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"a186aff\" data-element_type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t\t<div class=\"elementor-background-overlay\"><\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-a337f1c\" data-id=\"a337f1c\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-20b7c24 elementor-widget elementor-widget-jkit_post_title\" data-id=\"20b7c24\" data-element_type=\"widget\" data-widget_type=\"jkit_post_title.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div  class=\"jeg-elementor-kit jkit-post-title jeg_module___6a662cc72335f\" ><h1 class=\"post-title style-color\">Dosage de la poudre de polym\u00e8re redispersable d'imperm\u00e9abilisation dans le mortier d'imperm\u00e9abilisation<\/h1><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-ba7d947 elementor-reverse-tablet elementor-reverse-mobile elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"ba7d947\" data-element_type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-5e1c138\" data-id=\"5e1c138\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ad47495 e-flex e-con-boxed e-con e-parent\" data-id=\"ad47495\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-87cd08a elementor-widget elementor-widget-image\" data-id=\"87cd08a\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"779\" height=\"544\" src=\"https:\/\/cntenaisi.com\/wp-content\/uploads\/2026\/05\/Waterproof-Mortar.jpg\" class=\"attachment-large size-large wp-image-2830\" alt=\"Imperm\u00e9able \u00e0 l&#039;eau - mortier\" srcset=\"https:\/\/cntenaisi.com\/wp-content\/uploads\/2026\/05\/Waterproof-Mortar.jpg 779w, https:\/\/cntenaisi.com\/wp-content\/uploads\/2026\/05\/Waterproof-Mortar-300x209.jpg 300w, https:\/\/cntenaisi.com\/wp-content\/uploads\/2026\/05\/Waterproof-Mortar-768x536.jpg 768w, https:\/\/cntenaisi.com\/wp-content\/uploads\/2026\/05\/Waterproof-Mortar-18x12.jpg 18w\" sizes=\"(max-width: 779px) 100vw, 779px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d938b8e elementor-widget elementor-widget-heading\" data-id=\"d938b8e\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Introduction<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9438598 elementor-widget elementor-widget-text-editor\" data-id=\"9438598\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"ds-markdown-paragraph\"><span class=\"\">Dans l'ing\u00e9nierie moderne de la construction, le mortier d'imperm\u00e9abilisation est un mat\u00e9riau essentiel pour obtenir une auto-imperm\u00e9abilisation structurelle et une durabilit\u00e9 \u00e0 long terme. Avec l'adoption g\u00e9n\u00e9ralis\u00e9e des mortiers <span style=\"color: #339966;\"><a style=\"color: #339966;\" href=\"https:\/\/cntenaisi.com\/fr\/applications\/lindustrie-de-la-construction\/additifs-pour-mortier-sec\/\">mortier sec<\/a><\/span> des syst\u00e8mes d'alimentation en eau,\u00a0<\/span><span style=\"color: #339966;\"><a style=\"color: #339966;\" href=\"https:\/\/cntenaisi.com\/fr\/produits\/poudre-de-polymere-redispersable-rdp\/\"><strong><span class=\"\">poudre polym\u00e8re redispersable imperm\u00e9abilisante<\/span><\/strong><\/a><\/span><span class=\"\">\u00a0est devenu un additif fonctionnel essentiel. Son dosage d\u00e9termine directement les propri\u00e9t\u00e9s m\u00e9caniques, la maniabilit\u00e9 et les performances \u00e0 long terme du mortier d'imperm\u00e9abilisation.<\/span><\/p><p class=\"ds-markdown-paragraph\"><span class=\"\">Toutefois, dans la conception des formulations et les applications techniques, le dosage optimal de la poudre de polym\u00e8re redispersable imperm\u00e9abilisante fait encore l'objet d'un d\u00e9bat consid\u00e9rable. Un dosage insuffisant entra\u00eene la formation d'un film polym\u00e8re discontinu et une imperm\u00e9abilit\u00e9 insuffisante, tandis qu'un dosage excessif provoque une r\u00e9duction significative de la r\u00e9sistance \u00e0 la compression et une augmentation inutile des co\u00fbts.<\/span><\/p><p class=\"ds-markdown-paragraph\"><span class=\"\">Cet article analyse syst\u00e9matiquement les principes de d\u00e9termination du dosage de la poudre de polym\u00e8re redispersable d'imperm\u00e9abilisation dans le mortier d'imperm\u00e9abilisation, les m\u00e9canismes sous-jacents et les recommandations pratiques d'ing\u00e9nierie du point de vue de la science des mat\u00e9riaux.<\/span><\/p><p><!-- notionvc: d8bf0b1a-4a7c-441e-ad32-605d494701bc --><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-314f3f2 elementor-widget elementor-widget-heading\" data-id=\"314f3f2\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">I. M\u00e9canisme de modification des polym\u00e8res : Formation du film et \u00e9quilibre des performances<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0d48d83 elementor-widget elementor-widget-image\" data-id=\"0d48d83\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"800\" height=\"534\" src=\"https:\/\/cntenaisi.com\/wp-content\/uploads\/2026\/05\/redispersible-Polymer-Powder-Product-1024x683.webp\" class=\"attachment-large size-large wp-image-2829\" alt=\"redispersable-Polym\u00e8re-Poudre-Produit\" srcset=\"https:\/\/cntenaisi.com\/wp-content\/uploads\/2026\/05\/redispersible-Polymer-Powder-Product-1024x683.webp 1024w, https:\/\/cntenaisi.com\/wp-content\/uploads\/2026\/05\/redispersible-Polymer-Powder-Product-300x200.webp 300w, https:\/\/cntenaisi.com\/wp-content\/uploads\/2026\/05\/redispersible-Polymer-Powder-Product-768x512.webp 768w, https:\/\/cntenaisi.com\/wp-content\/uploads\/2026\/05\/redispersible-Polymer-Powder-Product-1536x1024.webp 1536w, https:\/\/cntenaisi.com\/wp-content\/uploads\/2026\/05\/redispersible-Polymer-Powder-Product-2048x1365.webp 2048w, https:\/\/cntenaisi.com\/wp-content\/uploads\/2026\/05\/redispersible-Polymer-Powder-Product-18x12.webp 18w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-dd7682e elementor-widget elementor-widget-text-editor\" data-id=\"dd7682e\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"ds-markdown-paragraph\"><span class=\"\">Lorsqu'elle est m\u00e9lang\u00e9e \u00e0 l'eau, la poudre de polym\u00e8re redispersable imperm\u00e9abilisant se redisperse en particules d'\u00e9mulsion de polym\u00e8re. Au fur et \u00e0 mesure que l'hydratation du ciment consomme l'eau du syst\u00e8me, les particules de polym\u00e8re s'agr\u00e8gent, se d\u00e9forment et coalescent, formant des films de polym\u00e8re dans trois zones cl\u00e9s :<\/span><\/p><ul><li><p class=\"ds-markdown-paragraph\"><span class=\"\">A la surface des produits d'hydratation du ciment (gel C-S-H) ;<\/span><\/p><\/li><li><p class=\"ds-markdown-paragraph\"><span class=\"\">Dans la zone de transition interfaciale entre les agr\u00e9gats et les mat\u00e9riaux cimentaires ;<\/span><\/p><\/li><li><p class=\"ds-markdown-paragraph\"><span class=\"\">A l'int\u00e9rieur des pores capillaires et des microfissures.<\/span><\/p><\/li><\/ul><p class=\"ds-markdown-paragraph\"><span class=\"\">Les\u00a0<\/span><strong><span class=\"\">continuit\u00e9<\/span><\/strong><span class=\"\">\u00a0de ce film polym\u00e8re est le facteur d\u00e9cisif qui d\u00e9termine l'efficacit\u00e9 de l'imperm\u00e9abilisation. Ce n'est que lorsque le dosage de la poudre de polym\u00e8re atteint un certain seuil que le film de polym\u00e8re form\u00e9 scelle efficacement les voies de perm\u00e9ation de l'eau, ce qui permet d'am\u00e9liorer consid\u00e9rablement le degr\u00e9 d'imperm\u00e9abilit\u00e9.<\/span><\/p><p class=\"ds-markdown-paragraph\"><span class=\"\">Cependant, l'introduction du polym\u00e8re modifie \u00e9galement la structure rigide du mortier. Il existe un compromis inh\u00e9rent entre la r\u00e9sistance \u00e0 la compression fournie par les produits d'hydratation du ciment et la flexibilit\u00e9 apport\u00e9e par le film de polym\u00e8re :\u00a0<\/span><strong><span class=\"\">Une teneur plus \u00e9lev\u00e9e en polym\u00e8re se traduit par un rapport flexion-compression plus faible (flexibilit\u00e9 accrue), mais la r\u00e9sistance \u00e0 la compression diminue en cons\u00e9quence.<\/span><\/strong><\/p><p class=\"ds-markdown-paragraph\"><span class=\"\">Par cons\u00e9quent, la d\u00e9termination du dosage est fondamentalement un exercice qui consiste \u00e0 trouver l'\u00e9quilibre optimal entre\u00a0<\/span><strong><span class=\"\">imperm\u00e9abilit\u00e9<\/span><\/strong><span class=\"\">\u00a0et\u00a0<\/span><strong><span class=\"\">r\u00e9sistance \u00e0 la compression<\/span><\/strong><span class=\"\">.<\/span><\/p><p><!-- notionvc: d8bf0b1a-4a7c-441e-ad32-605d494701bc --><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-45a030f elementor-widget elementor-widget-heading\" data-id=\"45a030f\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">II. Syst\u00e8me d'objectifs de performance pour le mortier d'imperm\u00e9abilisation<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5d80885 elementor-widget elementor-widget-text-editor\" data-id=\"5d80885\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"ds-markdown-paragraph\"><span class=\"\">Avant de d\u00e9terminer le dosage, les exigences de performance du mortier d'\u00e9tanch\u00e9it\u00e9 doivent \u00eatre clairement d\u00e9finies. Sur la base des sp\u00e9cifications techniques d'ing\u00e9nierie g\u00e9n\u00e9rale, le mortier d'imperm\u00e9abilisation \u00e0 base de ciment modifi\u00e9 par des polym\u00e8res se concentre principalement sur les param\u00e8tres suivants :<\/span><\/p><ol start=\"1\"><li><p class=\"ds-markdown-paragraph\"><strong><span class=\"\">Pression d'imperm\u00e9abilit\u00e9<\/span><\/strong><span class=\"\">: Refl\u00e8te la capacit\u00e9 du mat\u00e9riau \u00e0 r\u00e9sister \u00e0 la p\u00e9n\u00e9tration de l'eau sous pression, g\u00e9n\u00e9ralement exprim\u00e9e en MPa. L'\u00e9tanch\u00e9it\u00e9 rigide requiert \u22651,0 MPa, tandis que l'\u00e9tanch\u00e9it\u00e9 souple requiert \u22650,8 MPa.<\/span><\/p><\/li><li><p class=\"ds-markdown-paragraph\"><strong><span class=\"\">R\u00e9sistance de l'adh\u00e9rence<\/span><\/strong><span class=\"\">: L'adh\u00e9rence entre le mortier et le substrat en b\u00e9ton, qui affecte directement l'int\u00e9grit\u00e9 et la durabilit\u00e9 de la couche d'\u00e9tanch\u00e9it\u00e9.<\/span><\/p><\/li><li><p class=\"ds-markdown-paragraph\"><strong><span class=\"\">R\u00e9sistance \u00e0 la compression et \u00e0 la flexion<\/span><\/strong><span class=\"\">: D\u00e9terminer la capacit\u00e9 de charge et d'adaptation \u00e0 la d\u00e9formation du mat\u00e9riau, le rapport flexion-compression \u00e9tant couramment utilis\u00e9 pour caract\u00e9riser la flexibilit\u00e9.<\/span><\/p><\/li><li><p class=\"ds-markdown-paragraph\"><strong><span class=\"\">R\u00e9tr\u00e9cissement d\u00fb au s\u00e9chage<\/span><\/strong><span class=\"\">: Contr\u00f4le le risque de fissuration d\u00fb au r\u00e9tr\u00e9cissement d\u00fb au s\u00e9chage.<\/span><\/p><\/li><\/ol><p class=\"ds-markdown-paragraph\"><span class=\"\">La priorit\u00e9 accord\u00e9e \u00e0 ces indicateurs varie en fonction du type et de la qualit\u00e9 des applications d'imperm\u00e9abilisation.\u00a0<\/span><strong><span class=\"\">Le choix du dosage doit donc \u00eatre guid\u00e9 par des exigences de performance cibl\u00e9es<\/span><\/strong><span class=\"\">, plut\u00f4t que d'appliquer m\u00e9caniquement une valeur fixe.<\/span><\/p><p><!-- notionvc: 7b4000ee-b076-4838-a592-7636b2cbdc83 --><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e4c8739 elementor-widget elementor-widget-heading\" data-id=\"e4c8739\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">III. Dosage de la poudre de polym\u00e8re redispersable imperm\u00e9abilisante<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-135c564 elementor-widget elementor-widget-heading\" data-id=\"135c564\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">1. Mortier rigide d'imperm\u00e9abilisation : 2.5%-3.5%<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-dfb1d79 elementor-widget elementor-widget-text-editor\" data-id=\"dfb1d79\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"ds-markdown-paragraph\"><span class=\"\">Pour les applications visant principalement l\u201c\u201dimperm\u00e9abilit\u00e9 rigide\", telles que les parois lat\u00e9rales sous le niveau du sol, les rev\u00eatements de tunnels et les int\u00e9rieurs de r\u00e9servoirs, la plage de dosage recommand\u00e9e est la suivante\u00a0<\/span><strong><span class=\"\">2.5%-3.5%<\/span><\/strong><span class=\"\">\u00a0, avec une valeur typique de\u00a0<\/span><strong><span class=\"\">3.0%<\/span><\/strong><span class=\"\">.<\/span><\/p><ul><li><p class=\"ds-markdown-paragraph\"><strong><span class=\"\">M\u00e9canisme<\/span><\/strong><span class=\"\">: Dans cette gamme de dosage, le film polym\u00e8re forme un r\u00e9seau substantiellement continu, remplissant efficacement les pores capillaires g\u00e9n\u00e9r\u00e9s par l'hydratation du ciment. La pression d'imperm\u00e9abilit\u00e9 augmente de plus de 60% par rapport au mortier de r\u00e9f\u00e9rence, tandis que la perte de r\u00e9sistance \u00e0 la compression est limit\u00e9e \u00e0 20%.<\/span><\/p><\/li><li><p class=\"ds-markdown-paragraph\"><strong><span class=\"\">Applications<\/span><\/strong><span class=\"\">: Structures souterraines (\u00e9tanch\u00e9it\u00e9 positive\/n\u00e9gative), r\u00e9servoirs de stockage d'eau, tours de refroidissement, couches de nivellement des dalles de sous-sol.<\/span><\/p><\/li><li><p class=\"ds-markdown-paragraph\"><strong><span class=\"\">Caract\u00e9ristiques de la formulation<\/span><\/strong><span class=\"\">: G\u00e9n\u00e9ralement associ\u00e9 \u00e0 une teneur en ciment relativement \u00e9lev\u00e9e (400-450 kg\/m\u00b3) et \u00e0 des agr\u00e9gats fins bien calibr\u00e9s, sans exigences \u00e9lev\u00e9es en mati\u00e8re de flexibilit\u00e9.<\/span><\/p><\/li><\/ul><p><!-- notionvc: ff2333b3-3770-414a-9269-1b7f3c354ce6 --><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-dfd8ac5 elementor-widget elementor-widget-heading\" data-id=\"dfd8ac5\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">2. Mortier flexible d'imperm\u00e9abilisation : 4.0%-5.5%<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9c2f0cc elementor-widget elementor-widget-text-editor\" data-id=\"9c2f0cc\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"ds-markdown-paragraph\"><span class=\"\">Pour les applications impliquant un certain degr\u00e9 de d\u00e9formation du substrat ou de stress thermique, telles que les salles de bains, les balcons, les couches de nivellement des toits et l'imperm\u00e9abilisation des tabliers de pont, la plage de dosage recommand\u00e9e est la suivante\u00a0<\/span><strong><span class=\"\">4.0%-5.5%<\/span><\/strong><span class=\"\">\u00a0, avec une valeur typique de\u00a0<\/span><strong><span class=\"\">4.5%<\/span><\/strong><span class=\"\">.<\/span><\/p><ul><li><p class=\"ds-markdown-paragraph\"><strong><span class=\"\">M\u00e9canisme<\/span><\/strong><span class=\"\">: Le dosage plus \u00e9lev\u00e9 en polym\u00e8re entra\u00eene une augmentation de l'\u00e9paisseur du film de polym\u00e8re et une am\u00e9lioration de la continuit\u00e9. La r\u00e9sistance \u00e0 l'adh\u00e9rence et la r\u00e9sistance \u00e0 la flexion atteignent leurs valeurs maximales, le rapport flexion-compression diminue de mani\u00e8re significative et le mortier peut supporter la propagation de microfissures dans le substrat sans rupture fragile.<\/span><\/p><\/li><li><p class=\"ds-markdown-paragraph\"><strong><span class=\"\">Applications<\/span><\/strong><span class=\"\">: Imperm\u00e9abilisation des salles de bains, balcons expos\u00e9s, couches de nivellement des toits, joints de panneaux de cloisons l\u00e9g\u00e8res.<\/span><\/p><\/li><li><p class=\"ds-markdown-paragraph\"><strong><span class=\"\">Caract\u00e9ristiques de la formulation<\/span><\/strong><span class=\"\">: La teneur en ciment peut \u00eatre r\u00e9duite de mani\u00e8re appropri\u00e9e (\u00e0 350-400 kg\/m\u00b3) et une quantit\u00e9 appropri\u00e9e de carbonate de calcium lourd ou de cendres volantes peut \u00eatre ajout\u00e9e pour am\u00e9liorer l'ouvrabilit\u00e9 ; une attention particuli\u00e8re doit \u00eatre accord\u00e9e \u00e0 la r\u00e9sistance \u00e0 la traction.<\/span><\/p><\/li><\/ul><p><!-- notionvc: ff2333b3-3770-414a-9269-1b7f3c354ce6 --><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5305643 elementor-widget elementor-widget-heading\" data-id=\"5305643\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">3. Mortier d'\u00e9tanch\u00e9it\u00e9 \u00e0 haute \u00e9lasticit\u00e9 : \u22656.0%<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c1dd3bb elementor-widget elementor-widget-text-editor\" data-id=\"c1dd3bb\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"ds-markdown-paragraph\"><span class=\"\">Pour les applications d'imperm\u00e9abilisation impliquant des charges dynamiques importantes, une sensibilit\u00e9 aux fissures ou des diff\u00e9rences de temp\u00e9rature extr\u00eames, le dosage doit \u00eatre augment\u00e9 \u00e0\u00a0<\/span><strong><span class=\"\">6.0% ou sup\u00e9rieur<\/span><\/strong><span class=\"\">.<\/span><\/p><ul><li><p class=\"ds-markdown-paragraph\"><strong><span class=\"\">M\u00e9canisme<\/span><\/strong><span class=\"\">: La phase polym\u00e8re occupe une proportion substantielle du volume du mortier, formant une structure \u201cinvers\u00e9e\u201d o\u00f9 le film polym\u00e8re sert de phase continue et les produits d'hydratation agissent comme la phase dispers\u00e9e. Il en r\u00e9sulte des caract\u00e9ristiques distinctes de celles des polym\u00e8res : forte \u00e9longation, forte adh\u00e9rence et faible module d'\u00e9lasticit\u00e9.<\/span><\/p><\/li><li><p class=\"ds-markdown-paragraph\"><strong><span class=\"\">Applications<\/span><\/strong><span class=\"\">: <span style=\"color: #339966;\"><a style=\"color: #339966;\" href=\"https:\/\/cntenaisi.com\/fr\/applications\/lindustrie-de-la-construction\/systeme-disolation-et-de-finition-par-lexterieur-eifs\/\">Syst\u00e8me d'isolation et de finition ext\u00e9rieure (SIFE)<\/a><\/span> couches de base, \u00e9tanch\u00e9it\u00e9 des toits des structures en acier, couches de renforcement des joints de d\u00e9formation.<\/span><\/p><\/li><li><p class=\"ds-markdown-paragraph\"><strong><span class=\"\">Note<\/span><\/strong><span class=\"\">: A ce niveau de dosage, la r\u00e9sistance \u00e0 la compression diminue de mani\u00e8re significative (potentiellement jusqu'\u00e0 40%-50% du mortier non modifi\u00e9). Par cons\u00e9quent, ce dosage ne convient pas aux applications structurelles porteuses et doit \u00eatre utilis\u00e9 conjointement avec des fibres de renforcement ou d'autres mat\u00e9riaux d'am\u00e9lioration.<\/span><\/p><\/li><\/ul><p><!-- notionvc: ff2333b3-3770-414a-9269-1b7f3c354ce6 --><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-49e9579 elementor-widget elementor-widget-heading\" data-id=\"49e9579\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">IV. Facteurs techniques cl\u00e9s influen\u00e7ant le dosage<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-831b909 elementor-widget elementor-widget-text-editor\" data-id=\"831b909\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Dans la conception pratique de la formulation, m\u00eame lorsque le niveau de performance cible est d\u00e9fini, les facteurs suivants doivent \u00eatre pris en compte pour ajuster le dosage en cons\u00e9quence.<\/p><p><!-- notionvc: ff2333b3-3770-414a-9269-1b7f3c354ce6 --><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8ea1186 elementor-widget elementor-widget-heading\" data-id=\"8ea1186\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">1. Type et teneur en ciment<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f38e7f6 elementor-widget elementor-widget-text-editor\" data-id=\"f38e7f6\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul><li><p class=\"ds-markdown-paragraph\"><strong><span class=\"\">Ciment Portland ordinaire (P-O 42.5)<\/span><\/strong><span class=\"\">\u00a0: Activit\u00e9 d'hydratation \u00e9lev\u00e9e, avec une interf\u00e9rence minimale avec la formation du film polym\u00e8re. Les dosages typiques recommand\u00e9s ci-dessus sont applicables.<\/span><\/p><\/li><li><p class=\"ds-markdown-paragraph\"><strong><span class=\"\">Ciment \u00e0 r\u00e9sistance pr\u00e9coce ou \u00e0 haute teneur en alumine<\/span><\/strong><span class=\"\">: Le d\u00e9gagement de chaleur concentr\u00e9 pendant l'hydratation peut affecter la coalescence du film de polym\u00e8re. Il est recommand\u00e9 d'augmenter le dosage de 0,5%-1,0% par rapport \u00e0 la valeur habituelle pour compenser la r\u00e9duction de l'efficacit\u00e9 de la formation du film.<\/span><\/p><\/li><li><p class=\"ds-markdown-paragraph\"><strong><span class=\"\">Teneur \u00e9lev\u00e9e en ciment (&gt;450 kg\/m\u00b3)<\/span><\/strong><span class=\"\">\u00a0: La proportion de composants rigides dans le syst\u00e8me est \u00e9lev\u00e9e, ce qui n\u00e9cessite une plus grande quantit\u00e9 de polym\u00e8re pour enrober les particules rigides et remplir les interfaces. Une augmentation du dosage de 0,5%-1,0% peut \u00eatre appropri\u00e9e.<\/span><\/p><\/li><\/ul><p><!-- notionvc: ff2333b3-3770-414a-9269-1b7f3c354ce6 --><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-71fc451 elementor-widget elementor-widget-heading\" data-id=\"71fc451\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">2. Granulom\u00e9trie des agr\u00e9gats et module de finesse<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-69b9152 elementor-widget elementor-widget-text-editor\" data-id=\"69b9152\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul><li><p class=\"ds-markdown-paragraph\"><strong><span class=\"\">Exc\u00e8s d'agr\u00e9gats fins<\/span><\/strong><span class=\"\">\u00a0(par exemple, module de finesse &lt;1,6) : Une surface sp\u00e9cifique \u00e9lev\u00e9e n\u00e9cessite une plus grande quantit\u00e9 de polym\u00e8re pour se r\u00e9partir sur les surfaces des particules, ce qui augmente le dosage n\u00e9cessaire par unit\u00e9 de volume.<\/span><\/p><\/li><li><p class=\"ds-markdown-paragraph\"><strong><span class=\"\">Agr\u00e9gat bien calibr\u00e9<\/span><\/strong><span class=\"\">\u00a0(classement continu) : Une densit\u00e9 de tassement \u00e9lev\u00e9e et une faible porosit\u00e9 concentrent l'action du polym\u00e8re dans la zone de transition interfaciale, ce qui permet un dosage plus faible.<\/span><\/p><\/li><\/ul><p><!-- notionvc: ff2333b3-3770-414a-9269-1b7f3c354ce6 --><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4bd11c2 elementor-widget elementor-widget-heading\" data-id=\"4bd11c2\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">3. Environnement de construction et conditions de durcissement<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c2c0cc1 elementor-widget elementor-widget-text-editor\" data-id=\"c2c0cc1\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul><li><p class=\"ds-markdown-paragraph\"><strong><span class=\"\">Conditions de basse temp\u00e9rature<\/span><\/strong><span class=\"\">\u00a0(&lt;10\u00b0C) : Le taux de formation du film polym\u00e8re diminue de mani\u00e8re significative. M\u00eame avec un dosage suffisant, une formation insuffisante du film peut entra\u00eener un \u00e9chec de l&#039;imperm\u00e9abilisation. Dans ce cas, il convient de choisir des produits \u00e0 faible temp\u00e9rature minimale de formation de film et d&#039;augmenter le dosage de mani\u00e8re appropri\u00e9e.<\/span><\/p><\/li><li><p class=\"ds-markdown-paragraph\"><strong><span class=\"\">Conditions chaudes et s\u00e8ches<\/span><\/strong><span class=\"\">: L'\u00e9vaporation rapide de l'eau nuit \u00e0 la formation du film. Il est recommand\u00e9 d'augmenter le dosage de 0,5%, en mettant l'accent sur le durcissement par voie humide.<\/span><\/p><\/li><\/ul><p><!-- notionvc: ff2333b3-3770-414a-9269-1b7f3c354ce6 --><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ace7747 elementor-widget elementor-widget-heading\" data-id=\"ace7747\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">4. Composants coformul\u00e9s<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c765d4e elementor-widget elementor-widget-text-editor\" data-id=\"c765d4e\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul><li><p class=\"ds-markdown-paragraph\"><strong><span class=\"\">Avec du m\u00e9takaolin, de la fum\u00e9e de silice ou d'autres adjuvants min\u00e9raux actifs<\/span><\/strong><span class=\"\">: Ces mat\u00e9riaux densifient davantage la structure par le biais d'un remplissage physique et de r\u00e9actions pouzzolaniques. Le dosage de la poudre de polym\u00e8re peut \u00eatre r\u00e9duit d'environ 0,5% tout en conservant le m\u00eame degr\u00e9 d'imperm\u00e9abilit\u00e9.<\/span><\/p><\/li><li><p class=\"ds-markdown-paragraph\"><strong><span class=\"\">Avec <span style=\"color: #339966;\"><a style=\"color: #339966;\" href=\"https:\/\/tenessy.com\/products\/shp-silicone-hydrophobic-powder\/\" target=\"_blank\" rel=\"noopener\">les hydrofuges \u00e0 base de silicone<\/a><\/span><\/span><\/strong><span class=\"\">: Les hydrofuges \u00e0 base de silicone r\u00e9duisent l'\u00e9nergie de surface et l'absorption capillaire de l'eau, cr\u00e9ant un double m\u00e9canisme de \u201cformation de film physique + hydrophobie de surface\u201d avec la poudre de polym\u00e8re, ce qui permet de contr\u00f4ler le dosage total dans la limite de 3,0%.<\/span><\/p><\/li><\/ul><p><!-- notionvc: ff2333b3-3770-414a-9269-1b7f3c354ce6 --><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e1cd1de elementor-widget elementor-widget-heading\" data-id=\"e1cd1de\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">V. Recommandations pratiques pour l'optimisation de la formulation<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3158bc8 elementor-widget elementor-widget-text-editor\" data-id=\"3158bc8\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"ds-markdown-paragraph\">Dans le cadre de la production de mortiers secs et d'applications d'ing\u00e9nierie, TENESSY propose les recommandations techniques suivantes pour aider les utilisateurs \u00e0 d\u00e9terminer scientifiquement le dosage de la poudre de polym\u00e8re redispersable d'imperm\u00e9abilisation.<\/p><p><!-- notionvc: ff2333b3-3770-414a-9269-1b7f3c354ce6 --><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5be31da elementor-widget elementor-widget-heading\" data-id=\"5be31da\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">1. Le test de gradient est la seule m\u00e9thode fiable<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7a9a208 elementor-widget elementor-widget-text-editor\" data-id=\"7a9a208\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"ds-markdown-paragraph\"><span class=\"\">Une s\u00e9rie de gradients doit \u00eatre \u00e9tablie en fonction de la masse de ciment, avec cinq niveaux de dosage : 2,0%, 3,0%, 4,0%, 5,0% et 6,0%. Les indicateurs de base suivants doivent \u00eatre test\u00e9s :<\/span><\/p><ul><li><p class=\"ds-markdown-paragraph\"><span class=\"\">Pression d'imperm\u00e9abilit\u00e9 \u00e0 28 jours ;<\/span><\/p><\/li><li><p class=\"ds-markdown-paragraph\"><span class=\"\">R\u00e9sistance \u00e0 la traction \u00e0 28 jours (sur le substrat en b\u00e9ton) ;<\/span><\/p><\/li><li><p class=\"ds-markdown-paragraph\"><span class=\"\">R\u00e9sistance \u00e0 la compression et \u00e0 la flexion \u00e0 28 jours ;<\/span><\/p><\/li><li><p class=\"ds-markdown-paragraph\"><span class=\"\">Rapport flexion-compression (pour la classification de la flexibilit\u00e9).<\/span><\/p><\/li><\/ul><p><!-- notionvc: ff2333b3-3770-414a-9269-1b7f3c354ce6 --><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-15736f9 elementor-widget elementor-widget-heading\" data-id=\"15736f9\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">2. Utiliser le rapport flexion-compression comme crit\u00e8re de flexibilit\u00e9<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b49e8ff elementor-widget elementor-widget-text-editor\" data-id=\"b49e8ff\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"ds-markdown-paragraph\">Pour les mortiers d'imperm\u00e9abilisation flexibles, le rapport flexion-compression (r\u00e9sistance \u00e0 la compression \/ r\u00e9sistance \u00e0 la flexion) doit \u00eatre contr\u00f4l\u00e9 dans une fourchette de 2,0 \u00e0 2,5. Un rapport &gt;3,0 indique une flexibilit\u00e9 insuffisante ; un rapport &lt;1,8 indique un sacrifice excessif de la r\u00e9sistance, n\u00e9cessitant une r\u00e9duction du dosage.<\/p><p><!-- notionvc: ff2333b3-3770-414a-9269-1b7f3c354ce6 --><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-61e51eb elementor-widget elementor-widget-heading\" data-id=\"61e51eb\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">3. Identifier l'optimum \u00e9conomique entre le co\u00fbt et la performance<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7e94d5a elementor-widget elementor-widget-text-editor\" data-id=\"7e94d5a\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"ds-markdown-paragraph\">La plage de 3,0%-4,5% repr\u00e9sente la plage \u00e9conomiquement optimale pour la plupart des projets de mortier d'imperm\u00e9abilisation. En dessous de 3,0%, les \u00e9conomies r\u00e9alis\u00e9es par chaque r\u00e9duction de 0,5% sont insuffisantes pour justifier le risque accru d'une diminution de la qualit\u00e9 de l'\u00e9tanch\u00e9it\u00e9. Au-del\u00e0 de 4,5%, l'am\u00e9lioration des performances par incr\u00e9ment de 0,5% diminue progressivement, ce qui r\u00e9duit la rentabilit\u00e9 marginale.<\/p><p><!-- notionvc: ff2333b3-3770-414a-9269-1b7f3c354ce6 --><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-07112d9 elementor-widget elementor-widget-heading\" data-id=\"07112d9\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">3. \u00c9tablir des cat\u00e9gories de produits correspondant aux sc\u00e9narios d'application<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-cba080c elementor-widget elementor-widget-text-editor\" data-id=\"cba080c\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"ds-scroll-area ds-scroll-area--show-on-focus-within _1210dd7 c03cafe9\"><table><thead><tr><th><span class=\"\">Qualit\u00e9 du produit<\/span><\/th><th><span class=\"\">Dosage du polym\u00e8re<\/span><\/th><th><span class=\"\">Applications primaires<\/span><\/th><\/tr><\/thead><tbody><tr><td><span class=\"\">Standard Type Rigide<\/span><\/td><td><span class=\"\">3.0%<\/span><\/td><td><span class=\"\">Structures souterraines, r\u00e9servoirs d'eau, tunnels<\/span><\/td><\/tr><tr><td><span class=\"\">Type flexible am\u00e9lior\u00e9<\/span><\/td><td><span class=\"\">4.5%<\/span><\/td><td><span class=\"\">Salles de bains, balcons, couches de nivellement des toits<\/span><\/td><\/tr><tr><td><span class=\"\">Type de r\u00e9sistance \u00e0 la fissuration \u00e0 haute \u00e9lasticit\u00e9<\/span><\/td><td><span class=\"\">6.0%<\/span><\/td><td><span class=\"\">Couches de base EIFS, toitures \u00e0 structure m\u00e9tallique, couches de renforcement des joints de d\u00e9formation<\/span><\/td><\/tr><\/tbody><\/table><\/div><p><!-- notionvc: ff2333b3-3770-414a-9269-1b7f3c354ce6 --><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-87a4b76 elementor-widget elementor-widget-heading\" data-id=\"87a4b76\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Conclusion<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7e1e6a6 elementor-widget elementor-widget-text-editor\" data-id=\"7e1e6a6\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"ds-markdown-paragraph\"><span class=\"\">Le dosage de la poudre de polym\u00e8re redispersable d'imperm\u00e9abilisation dans le mortier d'imperm\u00e9abilisation n'est pas une valeur num\u00e9rique unique qui peut \u00eatre \u00e9nonc\u00e9e simplement, mais plut\u00f4t une valeur de r\u00e9f\u00e9rence.\u00a0<\/span><strong><span class=\"\">param\u00e8tre de conception technique bas\u00e9 sur les exigences de performance, la composition des mat\u00e9riaux et les conditions de service<\/span><\/strong><span class=\"\">.<\/span><\/p><ul><li><p class=\"ds-markdown-paragraph\"><span class=\"\">Pour mortier d'imperm\u00e9abilisation standard visant principalement l'imperm\u00e9abilit\u00e9 rigide,\u00a0<\/span><strong><span class=\"\">3.0%<\/span><\/strong><span class=\"\">\u00a0est un dosage de base \u00e9prouv\u00e9 et fiable, qui permet d'atteindre un \u00e9quilibre rentable entre l'imperm\u00e9abilit\u00e9 et la r\u00e9sistance \u00e0 la compression.<\/span><\/p><\/li><li><p class=\"ds-markdown-paragraph\"><span class=\"\">Pour les mortiers d'imperm\u00e9abilisation flexibles n\u00e9cessitant une certaine adaptation \u00e0 la d\u00e9formation, le dosage recommand\u00e9 est port\u00e9 \u00e0\u00a0<\/span><strong><span class=\"\">4.0%-5.5%<\/span><\/strong><span class=\"\">\u00a0, En sacrifiant une partie de la r\u00e9sistance \u00e0 la compression, on obtient des am\u00e9liorations significatives de la r\u00e9sistance de l'adh\u00e9rence et de la flexibilit\u00e9.<\/span><\/p><\/li><li><p class=\"ds-markdown-paragraph\"><span class=\"\">Pour les exigences de flexibilit\u00e9 extr\u00eame ou les applications \u00e0 haute \u00e9lasticit\u00e9, le dosage peut \u00eatre augment\u00e9 jusqu'\u00e0\u00a0<\/span><strong><span class=\"\">6.0% ou sup\u00e9rieur<\/span><\/strong><span class=\"\">, La r\u00e9duction substantielle de la r\u00e9sistance \u00e0 la compression doit \u00eatre accept\u00e9e et v\u00e9rifi\u00e9e par des calculs de conception structurelle.<\/span><\/p><\/li><\/ul><p class=\"ds-markdown-paragraph\"><span class=\"\">La d\u00e9termination finale du dosage doit \u00eatre compl\u00e9t\u00e9e par des essais syst\u00e9matiques de gradient, combin\u00e9s avec les caract\u00e9ristiques sp\u00e9cifiques des mati\u00e8res premi\u00e8res et les conditions de construction. <span style=\"color: #339966;\"><a style=\"color: #339966;\" href=\"https:\/\/cntenaisi.com\/fr\/\">TENSITE<\/a><\/span> maintient constamment que la formulation scientifique ne consiste pas simplement \u00e0 ajouter une quantit\u00e9 plus importante d'un ingr\u00e9dient, mais plut\u00f4t, sur la base d'une compr\u00e9hension approfondie des m\u00e9canismes des mat\u00e9riaux, \u00e0 fournir des solutions pr\u00e9cises, fiables et \u00e9conomiques pour chaque application d'ing\u00e9nierie.<\/span><\/p><p><!-- notionvc: b5bf6508-190c-4be3-a46c-5837014ce909 --><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-a04bf35 elementor-section-content-middle elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"a04bf35\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-no\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-335fd9f\" data-id=\"335fd9f\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-703cefc elementor-widget__width-auto elementor-widget-mobile__width-initial elementor-widget-tablet__width-auto elementor-widget elementor-widget-text-editor\" data-id=\"703cefc\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tTags : \t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7320ac6 elementor-widget__width-auto elementor-widget elementor-widget-jkit_post_terms\" data-id=\"7320ac6\" data-element_type=\"widget\" data-widget_type=\"jkit_post_terms.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div  class=\"jeg-elementor-kit jkit-post-terms jeg_module__1_6a662cc7279b1\" ><span class=\"post-terms\"><span class=\"term-list\">Poudre de polym\u00e8re redispersable<\/span>,<span class=\"term-list\">Mortier d'\u00e9tanch\u00e9it\u00e9<\/span><\/span><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-d17ceda\" data-id=\"d17ceda\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-e156ae8 elementor-widget__width-auto elementor-widget-mobile__width-initial elementor-widget-tablet__width-auto elementor-widget elementor-widget-text-editor\" data-id=\"e156ae8\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tPartager cette information : \t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4e61dcf elementor-widget__width-auto jkit-social-shape shape-none elementor-widget elementor-widget-jkit_social_share\" data-id=\"4e61dcf\" data-element_type=\"widget\" data-widget_type=\"jkit_social_share.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div  class=\"jeg-elementor-kit jkit-social-share jeg_module__2_6a662cc728db6\" ><ul class=\"social-share-list\"><li class=\"elementor-repeater-item-844dad6\" data-social=\"facebook\">\n\t\t\t\t<a href=\"#\" class=\"facebook social-icon\" aria-label=\"partage social\"><i aria-hidden=\"true\" class=\"jki jki-facebook-light\"><\/i><\/a>\n\t\t\t<\/li><li class=\"elementor-repeater-item-3afceda\" data-social=\"twitter\">\n\t\t\t\t<a href=\"#\" class=\"twitter social-icon\" aria-label=\"partage social\"><svg viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M459.37 151.716c.325 4.548.325 9.097.325 13.645 0 138.72-105.583 298.558-298.558 298.558-59.452 0-114.68-17.219-161.137-47.106 8.447.974 16.568 1.299 25.34 1.299 49.055 0 94.213-16.568 130.274-44.832-46.132-.975-84.792-31.188-98.112-72.772 6.498.974 12.995 1.624 19.818 1.624 9.421 0 18.843-1.3 27.614-3.573-48.081-9.747-84.143-51.98-84.143-102.985v-1.299c13.969 7.797 30.214 12.67 47.431 13.319-28.264-18.843-46.781-51.005-46.781-87.391 0-19.492 5.197-37.36 14.294-52.954 51.655 63.675 129.3 105.258 216.365 109.807-1.624-7.797-2.599-15.918-2.599-24.04 0-57.828 46.782-104.934 104.934-104.934 30.213 0 57.502 12.67 76.67 33.137 23.715-4.548 46.456-13.32 66.599-25.34-7.798 24.366-24.366 44.833-46.132 57.827 21.117-2.273 41.584-8.122 60.426-16.243-14.292 20.791-32.161 39.308-52.628 54.253z\"><\/path><\/svg><\/a>\n\t\t\t<\/li><li class=\"elementor-repeater-item-b3346a1\" data-social=\"linkedin\">\n\t\t\t\t<a href=\"#\" class=\"linkedin social-icon\" aria-label=\"partage social\"><svg viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M100.28 448H7.4V148.9h92.88zM53.79 108.1C24.09 108.1 0 83.5 0 53.8a53.79 53.79 0 0 1 107.58 0c0 29.7-24.1 54.3-53.79 54.3zM447.9 448h-92.68V302.4c0-34.7-.7-79.2-48.29-79.2-48.29 0-55.69 37.7-55.69 76.7V448h-92.78V148.9h89.08v40.8h1.3c12.4-23.5 42.69-48.3 87.88-48.3 94 0 111.28 61.9 111.28 142.3V448z\"><\/path><\/svg><\/a>\n\t\t\t<\/li><li class=\"elementor-repeater-item-68544eb\" data-social=\"linkedin\">\n\t\t\t\t<a href=\"#\" class=\"linkedin social-icon\" aria-label=\"partage social\"><i aria-hidden=\"true\" class=\"jki jki-youtube-v-light\"><\/i><\/a>\n\t\t\t<\/li><\/ul><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-d06830b\" data-id=\"d06830b\" data-element_type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-1cccbdc elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"1cccbdc\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-inner-column elementor-element elementor-element-c5ad621\" data-id=\"c5ad621\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-2dcb65e elementor-cta--skin-classic elementor-animated-content elementor-bg-transform elementor-bg-transform-zoom-in elementor-widget elementor-widget-call-to-action\" data-id=\"2dcb65e\" data-element_type=\"widget\" data-widget_type=\"call-to-action.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-cta\">\n\t\t\t\t\t\t\t<div class=\"elementor-cta__content\">\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<h3 class=\"elementor-cta__title elementor-cta__content-item elementor-content-item\">\n\t\t\t\t\t\tVous recherchez le soutien d'un expert ?\t\t\t\t\t<\/h3>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-cta__description elementor-cta__content-item elementor-content-item\">\n\t\t\t\t\t\tNous sommes l\u00e0 24 heures sur 24, 7 jours sur 7.\t\t\t\t\t<\/div>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-cta__button-wrapper elementor-cta__content-item elementor-content-item\">\n\t\t\t\t\t<a class=\"elementor-cta__button elementor-button elementor-size-\" href=\"#elementor-action%3Aaction%3Dpopup%3Aopen%26settings%3DeyJpZCI6IjY2MCIsInRvZ2dsZSI6ZmFsc2V9\" target=\"_blank\">\n\t\t\t\t\t\tContact\t\t\t\t\t<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-f1d8f03 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"f1d8f03\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-no\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-inner-column elementor-element elementor-element-7bf6cb4\" data-id=\"7bf6cb4\" data-element_type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-02d9091 elementor-widget elementor-widget-heading\" data-id=\"02d9091\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Messages r\u00e9cents<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-434bea7 elementor-widget elementor-widget-jkit_post_list\" data-id=\"434bea7\" data-element_type=\"widget\" data-widget_type=\"jkit_post_list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div  class=\"jeg-elementor-kit jkit-postlist layout-horizontal post-element jkit-pagination-disable jeg_module__3_6a662cc72bda3\"  data-id=\"jeg_module__3_6a662cc72bda3\" data-settings=\"{&quot;post_type&quot;:&quot;post&quot;,&quot;number_post&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:3,&quot;sizes&quot;:[]},&quot;post_offset&quot;:0,&quot;unique_content&quot;:&quot;disable&quot;,&quot;include_post&quot;:&quot;&quot;,&quot;exclude_post&quot;:&quot;&quot;,&quot;include_category&quot;:&quot;&quot;,&quot;exclude_category&quot;:&quot;&quot;,&quot;include_author&quot;:&quot;&quot;,&quot;include_tag&quot;:&quot;&quot;,&quot;exclude_tag&quot;:&quot;&quot;,&quot;sort_by&quot;:&quot;latest&quot;,&quot;pagination_mode&quot;:&quot;disable&quot;,&quot;pagination_loadmore_text&quot;:&quot;Load More&quot;,&quot;pagination_loading_text&quot;:&quot;Loading...&quot;,&quot;pagination_number_post&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:3,&quot;sizes&quot;:[]},&quot;pagination_scroll_limit&quot;:0,&quot;pagination_icon&quot;:{&quot;value&quot;:&quot;&quot;,&quot;library&quot;:&quot;&quot;},&quot;pagination_icon_position&quot;:&quot;before&quot;,&quot;sg_content_layout&quot;:&quot;horizontal&quot;,&quot;sg_content_image_enable&quot;:&quot;&quot;,&quot;sg_content_background_image_enable&quot;:&quot;&quot;,&quot;sg_content_icon_enable&quot;:&quot;&quot;,&quot;sg_content_icon&quot;:{&quot;value&quot;:&quot;fas fa-circle&quot;,&quot;library&quot;:&quot;fa-solid&quot;},&quot;sg_content_meta_enable&quot;:&quot;yes&quot;,&quot;sg_content_meta_date_enable&quot;:&quot;yes&quot;,&quot;sg_content_meta_date_type&quot;:&quot;published&quot;,&quot;sg_content_meta_date_format&quot;:&quot;default&quot;,&quot;sg_content_meta_date_format_custom&quot;:&quot;F j, Y&quot;,&quot;sg_content_meta_date_icon&quot;:{&quot;value&quot;:&quot;jki jki-calendar-page-empty-light&quot;,&quot;library&quot;:&quot;jkiticon&quot;},&quot;sg_content_meta_category_enable&quot;:&quot;&quot;,&quot;sg_content_meta_category_icon&quot;:{&quot;value&quot;:&quot;fas fa-tag&quot;,&quot;library&quot;:&quot;fa-solid&quot;},&quot;sg_content_meta_position&quot;:&quot;bottom&quot;,&quot;sg_content_image_size_imagesize_size&quot;:&quot;medium&quot;,&quot;paged&quot;:1,&quot;class&quot;:&quot;jkit_post_list&quot;}\"><div class=\"jkit-block-container\"><div class=\"jkit-posts jkit-ajax-flag\">\n            <article class=\"jkit-post post-list-item\">\n                <a href=\"https:\/\/cntenaisi.com\/fr\/hpmc-pour-lavage-a-la-main\/\">\n                    \n                    <div class=\"jkit-postlist-content\"><span class=\"jkit-postlist-title\">HPMC de qualit\u00e9 \u00ab lavage \u00e0 la main \u00bb : am\u00e9lioration du toucher et renforcement de la stabilit\u00e9 de l'\u00e9paississement<\/span><div class=\"meta-lists\"><span class=\"meta-date\"><i aria-hidden=\"true\" class=\"jki jki-calendar-page-empty-light\"><\/i>21 juillet 2026<\/span> <\/div><\/div>\n                <\/a>\n            <\/article><article class=\"jkit-post post-list-item\">\n                <a href=\"https:\/\/cntenaisi.com\/fr\/du-taux-de-reduction-de-la-teneur-en-eau-a-la-conservation-de-laffaissement\/\">\n                    \n                    <div class=\"jkit-postlist-content\"><span class=\"jkit-postlist-title\">Du taux de r\u00e9duction de la consommation d'eau \u00e0 la r\u00e9tention de l'affaissement : analyse des indicateurs cl\u00e9s de performance pour la poudre de polycarboxylate solide<\/span><div class=\"meta-lists\"><span class=\"meta-date\"><i aria-hidden=\"true\" class=\"jki jki-calendar-page-empty-light\"><\/i>14 juillet 2026<\/span> <\/div><\/div>\n                <\/a>\n            <\/article><article class=\"jkit-post post-list-item\">\n                <a href=\"https:\/\/cntenaisi.com\/fr\/formulations-de-mortier-a-base-dhpmc-a-forte-retention-deau\/\">\n                    \n                    <div class=\"jkit-postlist-content\"><span class=\"jkit-postlist-title\">Techniques d'application pour les formulations de mortier \u00e0 base d'HPMC \u00e0 haute capacit\u00e9 de r\u00e9tention d'eau<\/span><div class=\"meta-lists\"><span class=\"meta-date\"><i aria-hidden=\"true\" class=\"jki jki-calendar-page-empty-light\"><\/i>8 juillet 2026<\/span> <\/div><\/div>\n                <\/a>\n            <\/article>\n        <\/div><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-46b7b20 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"46b7b20\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-inner-column elementor-element elementor-element-48692c9\" data-id=\"48692c9\" data-element_type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-ebda81c elementor-widget elementor-widget-heading\" data-id=\"ebda81c\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Produits<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b549ee2 elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"b549ee2\" data-element_type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/cntenaisi.com\/fr\/produits\/hydroxypropylmethylcellulose-hpmc\/\" target=\"_blank\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-arrow-alt-circle-right\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M256 8c137 0 248 111 248 248S393 504 256 504 8 393 8 256 119 8 256 8zM140 300h116v70.9c0 10.7 13 16.1 20.5 8.5l114.3-114.9c4.7-4.7 4.7-12.2 0-16.9l-114.3-115c-7.6-7.6-20.5-2.2-20.5 8.5V212H140c-6.6 0-12 5.4-12 12v64c0 6.6 5.4 12 12 12z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">HPMC - Hydroxypropylm\u00e9thylcellulose<\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/cntenaisi.com\/fr\/produits\/hydroxyethylmethylcellulose-hemc\/\" target=\"_blank\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-arrow-alt-circle-right\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M256 8c137 0 248 111 248 248S393 504 256 504 8 393 8 256 119 8 256 8zM140 300h116v70.9c0 10.7 13 16.1 20.5 8.5l114.3-114.9c4.7-4.7 4.7-12.2 0-16.9l-114.3-115c-7.6-7.6-20.5-2.2-20.5 8.5V212H140c-6.6 0-12 5.4-12 12v64c0 6.6 5.4 12 12 12z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">HEMC - Hydroxy\u00e9thylm\u00e9thylcellulose<\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/cntenaisi.com\/fr\/produits\/hydroxyethylcellulose-hec\/\" target=\"_blank\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-arrow-alt-circle-right\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M256 8c137 0 248 111 248 248S393 504 256 504 8 393 8 256 119 8 256 8zM140 300h116v70.9c0 10.7 13 16.1 20.5 8.5l114.3-114.9c4.7-4.7 4.7-12.2 0-16.9l-114.3-115c-7.6-7.6-20.5-2.2-20.5 8.5V212H140c-6.6 0-12 5.4-12 12v64c0 6.6 5.4 12 12 12z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">HEC - Hydroxy\u00e9thylcellulose<\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/cntenaisi.com\/fr\/produits\/carboxymethylcellulose-cmc\/\" target=\"_blank\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-arrow-alt-circle-right\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M256 8c137 0 248 111 248 248S393 504 256 504 8 393 8 256 119 8 256 8zM140 300h116v70.9c0 10.7 13 16.1 20.5 8.5l114.3-114.9c4.7-4.7 4.7-12.2 0-16.9l-114.3-115c-7.6-7.6-20.5-2.2-20.5 8.5V212H140c-6.6 0-12 5.4-12 12v64c0 6.6 5.4 12 12 12z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">CMC - Carboxym\u00e9thylcellulose<\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/cntenaisi.com\/fr\/produits\/cellulose-polyanionique-pac\/\" target=\"_blank\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-arrow-alt-circle-right\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M256 8c137 0 248 111 248 248S393 504 256 504 8 393 8 256 119 8 256 8zM140 300h116v70.9c0 10.7 13 16.1 20.5 8.5l114.3-114.9c4.7-4.7 4.7-12.2 0-16.9l-114.3-115c-7.6-7.6-20.5-2.2-20.5 8.5V212H140c-6.6 0-12 5.4-12 12v64c0 6.6 5.4 12 12 12z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">PAC - Cellulose polyanionique<\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/cntenaisi.com\/fr\/produits\/carboxymethylcellulose-cmc\/\" target=\"_blank\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-arrow-alt-circle-right\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M256 8c137 0 248 111 248 248S393 504 256 504 8 393 8 256 119 8 256 8zM140 300h116v70.9c0 10.7 13 16.1 20.5 8.5l114.3-114.9c4.7-4.7 4.7-12.2 0-16.9l-114.3-115c-7.6-7.6-20.5-2.2-20.5 8.5V212H140c-6.6 0-12 5.4-12 12v64c0 6.6 5.4 12 12 12z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">HPS - \u00c9ther d'hydroxypropyle et d'amidon<\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/cntenaisi.com\/fr\/produits\/poudre-de-polymere-redispersable-rdp\/\" target=\"_blank\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-arrow-alt-circle-right\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M256 8c137 0 248 111 248 248S393 504 256 504 8 393 8 256 119 8 256 8zM140 300h116v70.9c0 10.7 13 16.1 20.5 8.5l114.3-114.9c4.7-4.7 4.7-12.2 0-16.9l-114.3-115c-7.6-7.6-20.5-2.2-20.5 8.5V212H140c-6.6 0-12 5.4-12 12v64c0 6.6 5.4 12 12 12z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">RDP - Poudre de polym\u00e8re redispersable<\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/cntenaisi.com\/fr\/produits\/superplastifiant-polycarboxylate-pce\/\" target=\"_blank\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-arrow-alt-circle-right\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M256 8c137 0 248 111 248 248S393 504 256 504 8 393 8 256 119 8 256 8zM140 300h116v70.9c0 10.7 13 16.1 20.5 8.5l114.3-114.9c4.7-4.7 4.7-12.2 0-16.9l-114.3-115c-7.6-7.6-20.5-2.2-20.5 8.5V212H140c-6.6 0-12 5.4-12 12v64c0 6.6 5.4 12 12 12z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Superplastifiant \u00e0 base de polycarboxylate<\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/cntenaisi.com\/fr\/produits\/poudre-de-silicone-hydrophobe-shp\/\" target=\"_blank\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-arrow-alt-circle-right\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M256 8c137 0 248 111 248 248S393 504 256 504 8 393 8 256 119 8 256 8zM140 300h116v70.9c0 10.7 13 16.1 20.5 8.5l114.3-114.9c4.7-4.7 4.7-12.2 0-16.9l-114.3-115c-7.6-7.6-20.5-2.2-20.5 8.5V212H140c-6.6 0-12 5.4-12 12v64c0 6.6 5.4 12 12 12z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Poudre hydrophobe de silicone<\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/cntenaisi.com\/fr\/produits\/retardateur-de-gypse\/\" target=\"_blank\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-arrow-alt-circle-right\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M256 8c137 0 248 111 248 248S393 504 256 504 8 393 8 256 119 8 256 8zM140 300h116v70.9c0 10.7 13 16.1 20.5 8.5l114.3-114.9c4.7-4.7 4.7-12.2 0-16.9l-114.3-115c-7.6-7.6-20.5-2.2-20.5 8.5V212H140c-6.6 0-12 5.4-12 12v64c0 6.6 5.4 12 12 12z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Retardateur de gypse<\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/cntenaisi.com\/fr\/produits\/antimousse-en-poudre\/\" target=\"_blank\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-arrow-alt-circle-right\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M256 8c137 0 248 111 248 248S393 504 256 504 8 393 8 256 119 8 256 8zM140 300h116v70.9c0 10.7 13 16.1 20.5 8.5l114.3-114.9c4.7-4.7 4.7-12.2 0-16.9l-114.3-115c-7.6-7.6-20.5-2.2-20.5 8.5V212H140c-6.6 0-12 5.4-12 12v64c0 6.6 5.4 12 12 12z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Antimousse en poudre<\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Dans l'ing\u00e9nierie moderne de la construction, le mortier d'imperm\u00e9abilisation est un mat\u00e9riau essentiel pour obtenir une auto-imperm\u00e9abilisation structurelle et une durabilit\u00e9 \u00e0 long terme. Avec l'adoption g\u00e9n\u00e9ralis\u00e9e des syst\u00e8mes de mortier sec monobloc, la poudre de polym\u00e8re redispersable d'imperm\u00e9abilisation est devenue un additif fonctionnel essentiel. <\/p>","protected":false},"author":1,"featured_media":2830,"comment_status":"open","ping_status":"open","sticky":false,"template":"elementor_header_footer","format":"standard","meta":{"footnotes":""},"categories":[23],"tags":[34,37],"class_list":["post-2821","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-drymix-mortar","tag-redispersible-polymer-powder","tag-waterproofing-mortar"],"_links":{"self":[{"href":"https:\/\/cntenaisi.com\/fr\/wp-json\/wp\/v2\/posts\/2821","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cntenaisi.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cntenaisi.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cntenaisi.com\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/cntenaisi.com\/fr\/wp-json\/wp\/v2\/comments?post=2821"}],"version-history":[{"count":19,"href":"https:\/\/cntenaisi.com\/fr\/wp-json\/wp\/v2\/posts\/2821\/revisions"}],"predecessor-version":[{"id":2917,"href":"https:\/\/cntenaisi.com\/fr\/wp-json\/wp\/v2\/posts\/2821\/revisions\/2917"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cntenaisi.com\/fr\/wp-json\/wp\/v2\/media\/2830"}],"wp:attachment":[{"href":"https:\/\/cntenaisi.com\/fr\/wp-json\/wp\/v2\/media?parent=2821"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cntenaisi.com\/fr\/wp-json\/wp\/v2\/categories?post=2821"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cntenaisi.com\/fr\/wp-json\/wp\/v2\/tags?post=2821"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}