{"id":21510,"date":"2025-03-20T14:41:50","date_gmt":"2025-03-20T06:41:50","guid":{"rendered":"https:\/\/landu-china.com\/?p=21510"},"modified":"2025-03-20T14:42:53","modified_gmt":"2025-03-20T06:42:53","slug":"un-apercu-du-meilleur-additif-de-cimentation-des-puits-de-petrole-superplastifiant-a-base-de-polycarboxylate","status":"publish","type":"post","link":"https:\/\/landu-china.com\/fr\/un-apercu-du-meilleur-additif-de-cimentation-des-puits-de-petrole-superplastifiant-a-base-de-polycarboxylate\/","title":{"rendered":"Aper\u00e7u du meilleur additif de cimentation des puits de p\u00e9trole - Superplastifiant polycarboxylate"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"21510\" class=\"elementor elementor-21510\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-8ed4792 e-flex e-con-boxed e-con e-parent\" data-id=\"8ed4792\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-27bb47c5 e-con-full e-flex e-con e-child\" data-id=\"27bb47c5\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5745a1aa elementor-widget elementor-widget-heading\" data-id=\"5745a1aa\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">Aper\u00e7u du meilleur additif de cimentation des puits de p\u00e9trole - Superplastifiant polycarboxylate<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5f276119 elementor-tablet-align-center elementor-widget elementor-widget-post-info\" data-id=\"5f276119\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"post-info.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-inline-items elementor-icon-list-items elementor-post-info\">\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-repeater-item-8a4e3ed elementor-inline-item\" itemprop=\"datePublished\">\n\t\t\t\t\t\t<a href=\"https:\/\/landu-china.com\/fr\/2025\/03\/20\/\">\n\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\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-far-calendar\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M400 64h-48V12c0-6.6-5.4-12-12-12h-40c-6.6 0-12 5.4-12 12v52H160V12c0-6.6-5.4-12-12-12h-40c-6.6 0-12 5.4-12 12v52H48C21.5 64 0 85.5 0 112v352c0 26.5 21.5 48 48 48h352c26.5 0 48-21.5 48-48V112c0-26.5-21.5-48-48-48zm-6 400H54c-3.3 0-6-2.7-6-6V160h352v298c0 3.3-2.7 6-6 6z\"><\/path><\/svg>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text elementor-post-info__item elementor-post-info__item--type-date\">\n\t\t\t\t\t\t\t\t\t\t<time>20 mars 2025<\/time>\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t<\/li>\n\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\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-top-section elementor-element elementor-element-271dd1a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"271dd1a\" data-element_type=\"section\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<main class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-2d5bb40\" data-id=\"2d5bb40\" 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-62b5b46 elementor-widget elementor-widget-heading\" data-id=\"62b5b46\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" 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\">Qu'est-ce que la cimentation des puits de p\u00e9trole ?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-313b9ee elementor-widget elementor-widget-text-editor\" data-id=\"313b9ee\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" 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>La cimentation des puits de p\u00e9trole est l'une des \u00e9tapes les plus critiques de l'ing\u00e9nierie du forage des puits de p\u00e9trole et de gaz. Elle permet d'isoler les couches de p\u00e9trole, de gaz et d'eau \u00e0 l'int\u00e9rieur du puits, de prot\u00e9ger le tubage, d'allonger la dur\u00e9e de vie du puits et d'am\u00e9liorer l'efficacit\u00e9 de la production d'hydrocarbures. Selon l'American Petroleum Institute, les additifs de cimentation repr\u00e9sentent 38% des produits chimiques utilis\u00e9s dans les op\u00e9rations p\u00e9troli\u00e8res. L'application d'agents r\u00e9ducteurs d'eau dans le ciment des champs p\u00e9trolif\u00e8res est devenue une approche technique essentielle pour relever divers d\u00e9fis complexes li\u00e9s \u00e0 la cimentation, am\u00e9liorer la qualit\u00e9 de la cimentation et prot\u00e9ger les r\u00e9servoirs de p\u00e9trole et de gaz.<\/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-c843741 elementor-widget elementor-widget-heading\" data-id=\"c843741\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" 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\">Cimentation des puits de p\u00e9trole dans les r\u00e9gions polaires russes<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-947b9aa e-flex e-con-boxed e-con e-parent\" data-id=\"947b9aa\" data-element_type=\"container\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d1eaac0 elementor-widget elementor-widget-text-editor\" data-id=\"d1eaac0\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" 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>Les r\u00e9servoirs de p\u00e9trole et de gaz de l'Arctique sont principalement situ\u00e9s dans des zones de perg\u00e9lisol avec des temp\u00e9ratures allant de -5\u00b0C \u00e0 -18\u00b0C, une teneur en glace allant jusqu'\u00e0 80%, et des profondeurs allant jusqu'\u00e0 500 m\u00e8tres. Pour les mortiers de ciment traditionnels, l'\u00e9paisseur du perg\u00e9lisol dans les r\u00e9gions polaires et les basses temp\u00e9ratures ralentissent la prise et le d\u00e9veloppement de la r\u00e9sistance. Lorsque la temp\u00e9rature descend en dessous de 0\u00b0C, l'eau contenue dans le mortier de ciment se condense et ne participe pas \u00e0 la r\u00e9action d'hydratation. Par cons\u00e9quent, le mortier ne peut pas prendre de mani\u00e8re ad\u00e9quate et ne parvient pas \u00e0 cimenter le puits. En outre, la chaleur d\u00e9gag\u00e9e pendant le processus d'hydratation de la p\u00e2te de ciment peut provoquer le d\u00e9gel du perg\u00e9lisol. Les hydrates de gaz naturel pr\u00e9sents dans le perg\u00e9lisol peuvent d\u00e9clencher une d\u00e9composition importante, ce qui pr\u00e9sente des risques tels que des coups de b\u00e9lier ou des \u00e9ruptions lors des op\u00e9rations de forage.<\/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-9ebab2c elementor-widget elementor-widget-image\" data-id=\"9ebab2c\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" 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=\"800\" height=\"533\" src=\"https:\/\/landu-china.com\/wp-content\/uploads\/2025\/03\/a-flock-of-penguins-antarctic-mountains-1024x682.jpg\" class=\"attachment-large size-large wp-image-21513\" alt=\"Une bande de pingouins . Montagnes de l&#039;Antarctique\" srcset=\"https:\/\/landu-china.com\/wp-content\/uploads\/2025\/03\/a-flock-of-penguins-antarctic-mountains-1024x682.jpg 1024w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/03\/a-flock-of-penguins-antarctic-mountains-300x200.jpg 300w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/03\/a-flock-of-penguins-antarctic-mountains-768x512.jpg 768w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/03\/a-flock-of-penguins-antarctic-mountains-1536x1024.jpg 1536w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/03\/a-flock-of-penguins-antarctic-mountains-18x12.jpg 18w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/03\/a-flock-of-penguins-antarctic-mountains.jpg 2000w\" 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\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-5018e64 e-flex e-con-boxed e-con e-parent\" data-id=\"5018e64\" data-element_type=\"container\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4983ede elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"4983ede\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" 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>La Russie a adopt\u00e9 un syst\u00e8me de mortier de ciment l\u00e9ger en raison de sa faible conductivit\u00e9 thermique. Il emp\u00eache le transfert de chaleur entre le puits de forage et la formation. Dans cette formulation de mortier de ciment, le superplastifiant polycarboxylate joue un r\u00f4le cl\u00e9 dans la r\u00e9duction de la chaleur exothermique g\u00e9n\u00e9r\u00e9e lors de la r\u00e9action d'hydratation tout en r\u00e9duisant les \u00e9missions de gaz \u00e0 effet de serre. <em><strong>veiller \u00e0 ce que le coulis prenne dans les d\u00e9lais requis et atteigne une r\u00e9sistance ad\u00e9quate<\/strong><\/em>.<\/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<div class=\"elementor-element elementor-element-a54d643 elementor-widget elementor-widget-heading\" data-id=\"a54d643\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" 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\">Qu'est-ce qu'un superplastifiant polycarboxylate dans la cimentation des puits de p\u00e9trole ?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d7da7e8 elementor-widget elementor-widget-text-editor\" data-id=\"d7da7e8\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" 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><span data-preserver-spaces=\"true\">En tant qu'agent r\u00e9ducteur d'eau haute performance de troisi\u00e8me g\u00e9n\u00e9ration, <a href=\"https:\/\/landu-china.com\/fr\/superplastifiant-polycarboxylate-en-poudre-pce\/\" target=\"_blank\" rel=\"noopener\">superplastifiants \u00e0 base de polycarboxylate<\/a>\u00a0<\/span><span data-preserver-spaces=\"true\">sont con\u00e7us<\/span><span data-preserver-spaces=\"true\">\u00a0pour am\u00e9liorer\u00a0<\/span><span data-preserver-spaces=\"true\">les<\/span><span data-preserver-spaces=\"true\">\u00a0l'ouvrabilit\u00e9, la r\u00e9sistance et la durabilit\u00e9\u00a0<\/span><span data-preserver-spaces=\"true\">des syst\u00e8mes \u00e0 base de ciment<\/span><span data-preserver-spaces=\"true\">\u00a0en r\u00e9duisant le rapport eau\/ciment ou eau\/gypse.<\/span><span data-preserver-spaces=\"true\">\u00a0LANDU Novastar Polycarboxylate Superplasticizer est hautement compatible avec <strong><em>d'autres additifs, tels que les retardateurs de gypse, les agents entra\u00eeneurs d'air,\u00a0<\/em><\/strong><\/span><strong><em>ou<\/em><\/strong><span data-preserver-spaces=\"true\"><strong><em> des acc\u00e9l\u00e9rateurs et divers mat\u00e9riaux de base, tels que le ciment PST-1-50.<\/em><\/strong> Dans la cimentation des puits de p\u00e9trole, il sert de.. :<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-85a1ce6 e-flex e-con-boxed e-con e-parent\" data-id=\"85a1ce6\" data-element_type=\"container\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-758ea3c e-con-full e-flex e-con e-child\" data-id=\"758ea3c\" data-element_type=\"container\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-01171c1 elementor-widget elementor-widget-text-editor\" data-id=\"01171c1\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" 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><em><strong>Dispersant<\/strong><\/em><\/p><p><span data-preserver-spaces=\"true\">Les d\u00e9bris de forage dans le fluide de forage peuvent former un r\u00e9seau spatial si leur concentration est trop \u00e9lev\u00e9e. Cette structure de r\u00e9seau peut \u00eatre intensifi\u00e9e par les sels dissous, en particulier les cations polyvalents, dans l'eau des formations de gypse salin. <\/span><span data-preserver-spaces=\"true\">Le pr\u00e9sent<\/span><span data-preserver-spaces=\"true\"> r\u00e9duit enfin la fluidit\u00e9 de la boue de forage. Le gypse est un autre additif polyvalent, particuli\u00e8rement adapt\u00e9 pour r\u00e9duire le temps de prise du mortier de ciment dans les r\u00e9gions perg\u00e9lisol\u00e9es. Cependant, il augmente aussi consid\u00e9rablement la viscosit\u00e9 de la boue.<\/span><\/p><p><span data-preserver-spaces=\"true\"><a href=\"https:\/\/landu-china.com\/fr\/superplastifiant-polycarboxylate-en-poudre-pce\/\" target=\"_blank\" rel=\"noopener\">LANDU NOVASTAR Superplastifiant \u00e0 base de polycarboxylate<\/a> perturbe efficacement la structure de ce r\u00e9seau, lib\u00e9rant l'eau pi\u00e9g\u00e9e et ajustant ainsi la viscosit\u00e9 et la contrainte de cisaillement du fluide de forage. <\/span><span data-preserver-spaces=\"true\">Le pr\u00e9sent<\/span><span data-preserver-spaces=\"true\"> c'est parce que<\/span><span data-preserver-spaces=\"true\"> les groupes carboxyles (-COOH) charg\u00e9s n\u00e9gativement sur les mol\u00e9cules de PCE repoussent les particules de ciment, emp\u00eachant la floculation. De plus, les longues cha\u00eenes lat\u00e9rales des mol\u00e9cules de PCE cr\u00e9ent une barri\u00e8re physique entre les particules de ciment, r\u00e9duisant la friction et am\u00e9liorant la fluidit\u00e9.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-6d774f3 e-con-full e-flex e-con e-child\" data-id=\"6d774f3\" data-element_type=\"container\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ff971be elementor-widget elementor-widget-image\" data-id=\"ff971be\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" 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=\"533\" src=\"https:\/\/landu-china.com\/wp-content\/uploads\/2024\/11\/DSC4280-\u62f7\u8d1d.webp\" class=\"attachment-large size-large wp-image-19104\" alt=\"PCE\" srcset=\"https:\/\/landu-china.com\/wp-content\/uploads\/2024\/11\/DSC4280-\u62f7\u8d1d.webp 800w, https:\/\/landu-china.com\/wp-content\/uploads\/2024\/11\/DSC4280-\u62f7\u8d1d-300x200.webp 300w, https:\/\/landu-china.com\/wp-content\/uploads\/2024\/11\/DSC4280-\u62f7\u8d1d-768x512.webp 768w\" 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>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-3f0f472 e-flex e-con-boxed e-con e-parent\" data-id=\"3f0f472\" data-element_type=\"container\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1c1b1fb elementor-widget elementor-widget-text-editor\" data-id=\"1c1b1fb\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" 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><em><strong>Agent r\u00e9ducteur d'eau<\/strong><\/em><\/p><p><span data-preserver-spaces=\"true\">LANDU NOVASTAR Superplastifiant polycarboxylate L'agent r\u00e9ducteur d'eau optimise la distribution de la taille des particules (DTS) du ciment et des mat\u00e9riaux compl\u00e9mentaires, en augmentant la teneur en particules solides par unit\u00e9 de volume et en minimisant le rapport eau-ciment du coulis. <\/span><span data-preserver-spaces=\"true\">Il raccourcit consid\u00e9rablement la dur\u00e9e de vie de la <\/span><span data-preserver-spaces=\"true\">le temps de prise initial du ciment et augmente la r\u00e9sistance \u00e0 la compression du ciment<\/span><span data-preserver-spaces=\"true\"> tout en r\u00e9duisant sa porosit\u00e9 et sa perm\u00e9abilit\u00e9.<\/span><\/p><p><em><strong>Am\u00e9lioration de la maniabilit\u00e9<\/strong><\/em><\/p><p><span data-preserver-spaces=\"true\">Dans la cimentation des puits de p\u00e9trole, la r\u00e9tention de l'affaissement (maintien de la fluidit\u00e9 dans le temps) est cruciale pour garantir que le ciment puisse \u00eatre pomp\u00e9 en douceur sur de longues distances et dans des puits \u00e0 la g\u00e9om\u00e9trie complexe. <\/span><span data-preserver-spaces=\"true\">Les mol\u00e9cules PCE sont moins susceptibles de <\/span><span data-preserver-spaces=\"true\">adsorption par<\/span><span data-preserver-spaces=\"true\"> particules de ciment <\/span><span data-preserver-spaces=\"true\">par rapport \u00e0<\/span><span data-preserver-spaces=\"true\"> les superplastifiants traditionnels (par exemple, le naphtal\u00e8ne formald\u00e9hyde sulfon\u00e9 - SNF).<\/span><span data-preserver-spaces=\"true\"> Il am\u00e9liore consid\u00e9rablement l'ouvrabilit\u00e9 des m\u00e9langes de ciment. Il maintient la fluidit\u00e9 du <\/span><span data-preserver-spaces=\"true\">m\u00e9lange<\/span><span data-preserver-spaces=\"true\"> sur des p\u00e9riodes prolong\u00e9es, ce qui permet d'\u00e9viter les pertes d'affaissement. <\/span><span data-preserver-spaces=\"true\">Assure un pompage fluide et efficace des boues de ciment, m\u00eame dans des environnements \u00e0 haute pression et \u00e0 haute temp\u00e9rature (HPHT).<\/span><span data-preserver-spaces=\"true\"> Les superplastifiants PCE sont thermiquement stables et peuvent conserver leurs performances m\u00eame \u00e0 des temp\u00e9ratures et des pressions \u00e9lev\u00e9es.<\/span><\/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-0827ef6 elementor-widget elementor-widget-heading\" data-id=\"0827ef6\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" 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\">Ac\u00e9tone Formald\u00e9hyde Sulfite vs. PCE Superplastifiant<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a0da348 elementor-widget elementor-widget-text-editor\" data-id=\"a0da348\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" 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><span data-preserver-spaces=\"true\">\u00a0Dans la cimentation des puits de p\u00e9trole, le dispersant ac\u00e9tone-formald\u00e9hyde-sulfite (AFS) est utilis\u00e9 pour la cimentation des puits de p\u00e9trole. <\/span><span data-preserver-spaces=\"true\">est toujours en action<\/span><span data-preserver-spaces=\"true\"> comme un monopole. Cependant, <a href=\"https:\/\/landu-china.com\/fr\/superplastifiant-polycarboxylate-en-poudre-pce\/\" target=\"_blank\" rel=\"noopener\">Superplastifiant PCE<\/a> a <\/span><span data-preserver-spaces=\"true\">a commenc\u00e9 \u00e0 \u00e9merger<\/span><span data-preserver-spaces=\"true\"> ces derni\u00e8res ann\u00e9es pour les avantages suivants.<\/span><\/li><\/ul>\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-ab557d7 elementor-widget elementor-widget-html\" data-id=\"ab557d7\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<!DOCTYPE html>\r\n<html lang=\"en\">\r\n<head>\r\n    <meta charset=\"UTF-8\">\r\n    <meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\">\r\n    <title>Comparaison des superplastifiants<\/title>\r\n    <style>\r\n        body {\r\n            font-family: Arial, sans-serif;\r\n            background-color: #ffffff; \/* \u767d\u8272\u80cc\u666f *\/\r\n            color: #000000; \/* \u9ed1\u8272\u6587\u5b57 *\/\r\n            padding: 20px;\r\n        }\r\n        table {\r\n            width: 100%;\r\n            border-collapse: collapse;\r\n            background-color: #ffffff; \/* \u8868\u683c\u80cc\u666f\u4e3a\u767d\u8272 *\/\r\n        }\r\n        th, td {\r\n            padding: 10px;\r\n            text-align: left;\r\n            border-bottom: 1px solid #cccccc; \/* \u6d45\u7070\u8272\u8fb9\u6846 *\/\r\n        }\r\n        th {\r\n            background-color: #e0e0e0; \/* \u8868\u5934\u80cc\u666f\u4e3a\u6d45\u7070\u8272\uff0c\u63d0\u4f9b\u5bf9\u6bd4\u5ea6 *\/\r\n        }\r\n    <\/style>\r\n<\/head>\r\n<body>\r\n    <table>\r\n        <thead>\r\n            <tr>\r\n                <th>Fonctionnalit\u00e9<\/th>\r\n                <th>Superplastifiants PCE<\/th>\r\n                <th>Dispersant AFS<\/th>\r\n            <\/tr>\r\n        <\/thead>\r\n        <tbody>\r\n            <tr>\r\n                <td>Efficacit\u00e9<\/td>\r\n                <td>Efficacit\u00e9 \u00e9lev\u00e9e \u00e0 faible dose.<\/td>\r\n                <td>Efficacit\u00e9 moindre, n\u00e9cessitant des dosages plus \u00e9lev\u00e9s.<\/td>\r\n            <\/tr>\r\n            <tr>\r\n                <td>R\u00e9tention de l'affaissement<\/td>\r\n                <td>Excellente r\u00e9tention de l'affaissement sur de longues p\u00e9riodes.<\/td>\r\n                <td>R\u00e9tention limit\u00e9e de l'affaissement en raison de l'absorption du ciment.<\/td>\r\n            <\/tr>\r\n            <tr>\r\n                <td>R\u00e9duction de la consommation d'eau<\/td>\r\n                <td>Jusqu'\u00e0 30% ou plus de r\u00e9duction d'eau.<\/td>\r\n                <td>Typiquement 15-20% r\u00e9duction de l'eau.<\/td>\r\n            <\/tr>\r\n            <tr>\r\n                <td>Impact sur l'environnement<\/td>\r\n                <td>Faible toxicit\u00e9 et biod\u00e9gradabilit\u00e9.<\/td>\r\n                <td>Peut contenir des groupes sulfonates, ce qui pose des probl\u00e8mes environnementaux.<\/td>\r\n            <\/tr>\r\n            <tr>\r\n                <td>Compatibilit\u00e9<\/td>\r\n                <td>Hautement compatible avec d'autres additifs.<\/td>\r\n                <td>Peut pr\u00e9senter des probl\u00e8mes de compatibilit\u00e9 avec certains additifs.<\/td>\r\n            <\/tr>\r\n        <\/tbody>\r\n    <\/table>\r\n<\/body>\r\n<\/html>\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<div class=\"elementor-element elementor-element-718fb18 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"718fb18\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div 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60.426-16.243-14.292 20.791-32.161 39.308-52.628 54.253z\"><\/path><\/svg>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-share-btn__text\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-share-btn__title\">\n\t\t\t\t\t\t\t\t\t\tTwitter\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-grid-item\" role=\"listitem\">\n\t\t\t\t\t\t<div class=\"elementor-share-btn elementor-share-btn_linkedin\" role=\"button\" tabindex=\"0\" aria-label=\"Partager sur linkedin\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-share-btn__icon\">\n\t\t\t\t\t\t\t\t<svg class=\"e-font-icon-svg e-fab-linkedin\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 32H31.9C14.3 32 0 46.5 0 64.3v383.4C0 465.5 14.3 480 31.9 480H416c17.6 0 32-14.5 32-32.3V64.3c0-17.8-14.4-32.3-32-32.3zM135.4 416H69V202.2h66.5V416zm-33.2-243c-21.3 0-38.5-17.3-38.5-38.5S80.9 96 102.2 96c21.2 0 38.5 17.3 38.5 38.5 0 21.3-17.2 38.5-38.5 38.5zm282.1 243h-66.4V312c0-24.8-.5-56.7-34.5-56.7-34.6 0-39.9 27-39.9 54.9V416h-66.4V202.2h63.7v29.2h.9c8.9-16.8 30.6-34.5 62.9-34.5 67.2 0 79.7 44.3 79.7 101.9V416z\"><\/path><\/svg>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-share-btn__text\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-share-btn__title\">\n\t\t\t\t\t\t\t\t\t\tLinkedIn\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-grid-item\" role=\"listitem\">\n\t\t\t\t\t\t<div class=\"elementor-share-btn elementor-share-btn_telegram\" role=\"button\" tabindex=\"0\" aria-label=\"Partager sur telegram\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-share-btn__icon\">\n\t\t\t\t\t\t\t\t<svg class=\"e-font-icon-svg e-fab-telegram\" viewbox=\"0 0 496 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M248 8C111 8 0 119 0 256s111 248 248 248 248-111 248-248S385 8 248 8zm121.8 169.9l-40.7 191.8c-3 13.6-11.1 16.9-22.4 10.5l-62-45.7-29.9 28.8c-3.3 3.3-6.1 6.1-12.5 6.1l4.4-63.1 114.9-103.8c5-4.4-1.1-6.9-7.7-2.5l-142 89.4-61.2-19.1c-13.3-4.2-13.6-13.3 2.8-19.7l239.1-92.2c11.1-4 20.8 2.7 17.2 19.5z\"><\/path><\/svg>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-share-btn__text\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-share-btn__title\">\n\t\t\t\t\t\t\t\t\t\tT\u00e9l\u00e9gramme\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\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<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-9e8fcf0 elementor-section-boxed elementor-section-height-default elementor-section-height-default elementor-invisible\" data-id=\"9e8fcf0\" data-element_type=\"section\" data-settings=\"{&quot;animation&quot;:&quot;fadeInUp&quot;,&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&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-100 elementor-inner-column elementor-element elementor-element-0af88b8\" data-id=\"0af88b8\" 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-6ffd5ff elementor-widget elementor-widget-heading\" data-id=\"6ffd5ff\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" 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\">Contactez-nous et obtenez des \u00e9chantillons gratuits<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c66d934 elementor-widget elementor-widget-text-editor\" data-id=\"c66d934\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" 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\tN'h\u00e9sitez pas \u00e0 me contacter pour obtenir le dernier devis ou pour demander un test d'\u00e9chantillon (nos \u00e9chantillons sont gratuits et incluent les frais de port).\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-ca311cc elementor-button-align-stretch elementor-widget elementor-widget-form\" data-id=\"ca311cc\" data-element_type=\"widget\" data-settings=\"{&quot;step_next_label&quot;:&quot;Next&quot;,&quot;step_previous_label&quot;:&quot;Previous&quot;,&quot;button_width&quot;:&quot;100&quot;,&quot;step_type&quot;:&quot;number_text&quot;,&quot;step_icon_shape&quot;:&quot;circle&quot;,&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"form.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<form class=\"elementor-form\" method=\"post\" name=\"New Form\" action=\"\">\n\t\t\t<input type=\"hidden\" name=\"post_id\" value=\"21510\"\/>\n\t\t\t<input type=\"hidden\" name=\"form_id\" value=\"ca311cc\"\/>\n\t\t\t<input type=\"hidden\" name=\"referer_title\" value=\"\" \/>\n\n\t\t\t\n\t\t\t<div class=\"elementor-form-fields-wrapper elementor-labels-\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-text elementor-field-group elementor-column elementor-field-group-name elementor-col-100\">\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-name\" class=\"elementor-field-label elementor-screen-only\">\n\t\t\t\t\t\t\t\tNom\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<input size=\"1\" type=\"text\" name=\"form_fields[name]\" id=\"form-field-name\" class=\"elementor-field elementor-size-sm  elementor-field-textual\" placeholder=\"Nom\">\n\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-tel elementor-field-group elementor-column elementor-field-group-field_f418624 elementor-col-100\">\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-field_f418624\" class=\"elementor-field-label elementor-screen-only\">\n\t\t\t\t\t\t\t\tT\u00e9l\u00e9phone\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t\t\t<input size=\"1\" type=\"tel\" name=\"form_fields[field_f418624]\" id=\"form-field-field_f418624\" class=\"elementor-field elementor-size-sm  elementor-field-textual\" placeholder=\"T\u00e9l\u00e9phone\" pattern=\"[0-9()#&amp;+*-=.]+\" title=\"Seuls les caract\u00e8res de num\u00e9ros de t\u00e9l\u00e9phone (#, -, *, etc.) sont accept\u00e9s.\">\n\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-email elementor-field-group elementor-column elementor-field-group-email elementor-col-100 elementor-field-required\">\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-email\" class=\"elementor-field-label elementor-screen-only\">\n\t\t\t\t\t\t\t\tCourriel\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<input size=\"1\" type=\"email\" name=\"form_fields[email]\" id=\"form-field-email\" class=\"elementor-field elementor-size-sm  elementor-field-textual\" placeholder=\"Courriel\" required=\"required\">\n\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-group elementor-column elementor-field-type-submit elementor-col-100 e-form__buttons\">\n\t\t\t\t\t<button class=\"elementor-button elementor-size-sm\" type=\"submit\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-icon\">\n\t\t\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-angle-right\" viewbox=\"0 0 256 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M224.3 273l-136 136c-9.4 9.4-24.6 9.4-33.9 0l-22.6-22.6c-9.4-9.4-9.4-24.6 0-33.9l96.4-96.4-96.4-96.4c-9.4-9.4-9.4-24.6 0-33.9L54.3 103c9.4-9.4 24.6-9.4 33.9 0l136 136c9.5 9.4 9.5 24.6.1 34z\"><\/path><\/svg>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Prenez contact avec nous imm\u00e9diatement<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/button>\n\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<input type=\"hidden\" name=\"trp-form-language\" value=\"fr\"\/><\/form>\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<\/main>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-34618f0\" data-id=\"34618f0\" data-element_type=\"column\">\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-5cb5173 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"5cb5173\" data-element_type=\"section\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&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-100 elementor-inner-column elementor-element elementor-element-603fd00\" data-id=\"603fd00\" 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<div class=\"elementor-background-overlay\"><\/div>\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-237e243 elementor-widget elementor-widget-heading\" data-id=\"237e243\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" 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\">Brochure<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-46b5b40 elementor-widget elementor-widget-text-editor\" data-id=\"46b5b40\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" 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>Pour plus d'informations, telles que les rapports de certification des produits, les analyses de qualit\u00e9, les TDS et les MSDS, veuillez t\u00e9l\u00e9charger notre brochure.<\/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-282ef89 elementor-widget__width-auto elementor-widget elementor-widget-button\" data-id=\"282ef89\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"#elementor-action%3Aaction%3Dpopup%3Aopen%26settings%3DeyJpZCI6IjE1MTkiLCJ0b2dnbGUiOmZhbHNlfQ%3D%3D\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">T\u00e9l\u00e9charger la brochure<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\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<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<div class=\"elementor-element elementor-element-c328c37 elementor-search-form--skin-classic elementor-search-form--button-type-icon elementor-search-form--icon-search elementor-widget elementor-widget-search-form\" data-id=\"c328c37\" data-element_type=\"widget\" data-settings=\"{&quot;skin&quot;:&quot;classic&quot;,&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"search-form.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<search role=\"search\">\n\t\t\t<form class=\"elementor-search-form\" action=\"https:\/\/landu-china.com\/fr\/\" method=\"get\" data-trp-original-action=\"https:\/\/landu-china.com\/fr\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-search-form__container\">\n\t\t\t\t\t<label class=\"elementor-screen-only\" for=\"elementor-search-form-c328c37\">Rechercher <\/label>\n\n\t\t\t\t\t\n\t\t\t\t\t<input id=\"elementor-search-form-c328c37\" placeholder=\"Recherche...\" class=\"elementor-search-form__input\" type=\"search\" name=\"s\" value=\"\">\n\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t<button class=\"elementor-search-form__submit\" type=\"submit\" aria-label=\"Rechercher \">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"e-font-icon-svg-container\"><svg class=\"fa fa-search e-font-icon-svg e-fas-search\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M505 442.7L405.3 343c-4.5-4.5-10.6-7-17-7H372c27.6-35.3 44-79.7 44-128C416 93.1 322.9 0 208 0S0 93.1 0 208s93.1 208 208 208c48.3 0 92.7-16.4 128-44v16.3c0 6.4 2.5 12.5 7 17l99.7 99.7c9.4 9.4 24.6 9.4 33.9 0l28.3-28.3c9.4-9.4 9.4-24.6.1-34zM208 336c-70.7 0-128-57.2-128-128 0-70.7 57.2-128 128-128 70.7 0 128 57.2 128 128 0 70.7-57.2 128-128 128z\"><\/path><\/svg><\/div>\t\t\t\t\t\t\t\t\t\t\t\t\t<\/button>\n\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t<input type=\"hidden\" name=\"trp-form-language\" value=\"fr\"\/><\/form>\n\t\t<\/search>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-136f28a e-con-full e-flex e-con e-child\" data-id=\"136f28a\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;gradient&quot;,&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e05ee52 elementor-widget elementor-widget-heading\" data-id=\"e05ee52\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" 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\">Cat\u00e9gories de produits<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-23fcde2 elementor-align-left elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"23fcde2\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" 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:\/\/landu-china.com\/fr\/produits\/cellulose-landercoll\/\" target=\"_blank\">\n\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Landercoll Cellulose<\/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:\/\/landu-china.com\/fr\/produits\/poudre-de-polymere-redispersable-precise\/\" target=\"_blank\">\n\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">VAE-RDP pr\u00e9cis<\/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:\/\/landu-china.com\/fr\/produits\/novastar\/\" target=\"_blank\">\n\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">NovaStar Chemicals<\/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:\/\/landu-china.com\/fr\/produits\/additifs-alimentaires\/\">\n\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">D\u00e9finir le produit chimique alimentaire<\/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:\/\/landu-china.com\/fr\/produits\/intermediaires-pharmaceutiques-uquick\/\">\n\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Uquick Pharmaceutical Chemical<\/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<\/div>\n\t\t<div class=\"elementor-element elementor-element-677b63d e-con-full e-flex e-con e-child\" data-id=\"677b63d\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;gradient&quot;,&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-225a861 elementor-widget elementor-widget-heading\" data-id=\"225a861\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" 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\">March\u00e9s et solutions<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ded0f19 elementor-align-left elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"ded0f19\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" 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target=\"_blank\">\n\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Interm\u00e9diaires pharmaceutiques<\/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:\/\/landu-china.com\/fr\/marches\/lindustrie-alimentaire-et-des-boissons\/\">\n\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Additifs alimentaires<\/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:\/\/landu-china.com\/fr\/marches\/plus-de-marches\/\">\n\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Plus de march\u00e9s<\/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<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5f5a091 elementor-widget 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33.941z\\&quot;&gt;&lt;\\\/path&gt;&lt;\\\/svg&gt;&quot;},&quot;motion_fx_motion_fx_mouse&quot;:&quot;yes&quot;,&quot;sticky&quot;:&quot;top&quot;,&quot;no_headings_message&quot;:&quot;No headings were found on this page.&quot;,&quot;hierarchical_view&quot;:&quot;yes&quot;,&quot;min_height&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;min_height_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;min_height_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;ekit_we_effect_on&quot;:&quot;none&quot;,&quot;sticky_on&quot;:[&quot;desktop&quot;,&quot;tablet&quot;,&quot;mobile&quot;],&quot;sticky_offset&quot;:0,&quot;sticky_effects_offset&quot;:0,&quot;sticky_anchor_link_offset&quot;:0}\" data-widget_type=\"table-of-contents.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-toc__header\">\n\t\t\t<h3 class=\"elementor-toc__header-title\">\n\t\t\t\tLiens rapides\t\t\t<\/h3>\n\t\t\t\t\t<\/div>\n\t\t<div id=\"elementor-toc__5f5a091\" class=\"elementor-toc__body\">\n\t\t\t<div class=\"elementor-toc__spinner-container\">\n\t\t\t\t<svg class=\"elementor-toc__spinner eicon-animation-spin e-font-icon-svg e-eicon-loading\" aria-hidden=\"true\" viewbox=\"0 0 1000 1000\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M500 975V858C696 858 858 696 858 500S696 142 500 142 142 304 142 500H25C25 237 238 25 500 25S975 237 975 500 763 975 500 975Z\"><\/path><\/svg>\t\t\t<\/div>\n\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<\/div>","protected":false},"excerpt":{"rendered":"<p>Aper\u00e7u du meilleur additif de cimentation des puits de p\u00e9trole - Superplastifiant polycarboxylate Qu'est-ce que la cimentation des puits de p\u00e9trole ? La cimentation des puits de p\u00e9trole est l'une des \u00e9tapes les plus critiques de l'ing\u00e9nierie du forage des puits de p\u00e9trole et de gaz. Elle permet d'isoler les couches de p\u00e9trole, de gaz et d'eau \u00e0 l'int\u00e9rieur du puits de forage, de prot\u00e9ger le tubage, de prolonger la dur\u00e9e de vie du puits et de [...]<\/p>","protected":false},"author":1,"featured_media":21512,"comment_status":"open","ping_status":"open","sticky":false,"template":"elementor_header_footer","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-21510","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-seo"],"_links":{"self":[{"href":"https:\/\/landu-china.com\/fr\/wp-json\/wp\/v2\/posts\/21510","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/landu-china.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/landu-china.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/landu-china.com\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/landu-china.com\/fr\/wp-json\/wp\/v2\/comments?post=21510"}],"version-history":[{"count":4,"href":"https:\/\/landu-china.com\/fr\/wp-json\/wp\/v2\/posts\/21510\/revisions"}],"predecessor-version":[{"id":21516,"href":"https:\/\/landu-china.com\/fr\/wp-json\/wp\/v2\/posts\/21510\/revisions\/21516"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/landu-china.com\/fr\/wp-json\/wp\/v2\/media\/21512"}],"wp:attachment":[{"href":"https:\/\/landu-china.com\/fr\/wp-json\/wp\/v2\/media?parent=21510"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/landu-china.com\/fr\/wp-json\/wp\/v2\/categories?post=21510"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/landu-china.com\/fr\/wp-json\/wp\/v2\/tags?post=21510"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}