{"id":3021,"date":"2025-04-01T10:50:28","date_gmt":"2025-04-01T02:50:28","guid":{"rendered":"https:\/\/calcium-carbonate.epic-powder.com\/?p=3021"},"modified":"2025-04-01T10:50:33","modified_gmt":"2025-04-01T02:50:33","slug":"do-you-know-the-positive-modification-effect-of-calcium-carbonate","status":"publish","type":"post","link":"https:\/\/calcium-carbonate.epic-powder.com\/fr\/do-you-know-the-positive-modification-effect-of-calcium-carbonate\/","title":{"rendered":"Connaissez-vous l\u2019effet modificateur positif du carbonate de calcium ?"},"content":{"rendered":"<p>Ces derni\u00e8res ann\u00e9es, avec le d\u00e9veloppement rapide de <a href=\"https:\/\/calcium-carbonate.epic-powder.com\/fr\/ultrafine-powder-dry-grinding\/\">carbonate de calcium<\/a> technologie de traitement et le d\u00e9veloppement rapide de la technologie de modification du carbonate de calcium.<br>Le carbonate de calcium permet de r\u00e9duire le co\u00fbt des produits tout en am\u00e9liorant nombre de leurs propri\u00e9t\u00e9s, dont certaines sont uniques. Avec la maturit\u00e9 de la technologie du micro-moussage et le succ\u00e8s de la technologie du carbonate de calcium creux, la technologie d&#039;all\u00e8gement des composites \u00e0 base de carbonate de calcium entrera bient\u00f4t dans la production industrielle. Le carbonate de calcium, autrefois charge traditionnelle, est devenu un nouveau modificateur.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"725\" height=\"643\" src=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/03\/Ground-calcium-carbonate.webp\" alt=\"carbonate de calcium moulu\" class=\"wp-image-3000\" srcset=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/03\/Ground-calcium-carbonate.webp 725w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/03\/Ground-calcium-carbonate-300x266.webp 300w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/03\/Ground-calcium-carbonate-14x12.webp 14w\" sizes=\"(max-width: 725px) 100vw, 725px\" \/><figcaption class=\"wp-element-caption\">carbonate de calcium moulu<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Avantages environnementaux du carbonate de calcium<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u00c9conomiser les ressources p\u00e9troli\u00e8res<\/h3>\n\n\n\n<p>En supposant une teneur en carbonate de calcium de 30% dans le PE,<br>La production annuelle de sacs d&#039;emballage en plastique est de 3 millions de tonnes. Cela permet d&#039;\u00e9conomiser 900\u00a0000 tonnes de r\u00e9sine \u00e0 base de pierre et de r\u00e9duire la consommation de p\u00e9trole de 2,7 millions de tonnes.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Performance environnementale<\/h3>\n\n\n\n<p>L&#039;ajout de carbonate de calcium aux sacs poubelles en plastique lors de l&#039;incin\u00e9ration peut acc\u00e9l\u00e9rer la combustion et en r\u00e9duire le temps. Le carbonate de calcium se dilate lorsqu&#039;il est chauff\u00e9, cr\u00e9ant de minuscules trous qui augmentent la surface expos\u00e9e \u00e0 l&#039;oxyg\u00e8ne, acc\u00e9l\u00e9rant ainsi la combustion.<br>Par exemple, un film de poly\u00e9thyl\u00e8ne contenant du carbonate de calcium 30% br\u00fble en 4 secondes, contre 12 secondes pour un film plastique pur. Le carbonate de calcium agit comme une m\u00e8che, favorisant une combustion plus compl\u00e8te et r\u00e9duisant les \u00e9missions de fum\u00e9e noire. L&#039;alcalinit\u00e9 du carbonate de calcium absorbe les gaz acides, r\u00e9duisant ainsi les fum\u00e9es toxiques et les risques de pluies acides.<br>Le Japon exige l&#039;utilisation de carbonate de calcium 30% dans les sacs plastiques incin\u00e9r\u00e9s. Les sacs remplis de carbonate de calcium br\u00fblent plus rapidement, g\u00e9n\u00e8rent moins de chaleur, ne gouttent pas et ne produisent pas de fum\u00e9e noire, r\u00e9duisant ainsi la pollution secondaire. Ils prot\u00e8gent \u00e9galement l&#039;incin\u00e9rateur des dommages.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Universel <a href=\"https:\/\/calcium-carbonate.epic-powder.com\/fr\/surface-modification\/\">modification<\/a> effets du carbonate de calcium<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Am\u00e9liorer la rigidit\u00e9 des mat\u00e9riaux composites<\/h3>\n\n\n\n<p>Le carbonate de calcium am\u00e9liore la r\u00e9sistance \u00e0 la flexion, le module de flexion, la duret\u00e9 et la r\u00e9sistance \u00e0 l&#039;usure des composites. Pour les films plastiques, la rigidit\u00e9 accrue du composite am\u00e9liore consid\u00e9rablement la rigidit\u00e9 du film. Cela permet au film de rester plat et d&#039;\u00e9viter le gondolage.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Am\u00e9lioration de la stabilit\u00e9 dimensionnelle des mat\u00e9riaux composites<\/h3>\n\n\n\n<p>L&#039;am\u00e9lioration de la stabilit\u00e9 dimensionnelle se traduit par une r\u00e9duction du retrait, du gauchissement, du coefficient de dilatation lin\u00e9aire et du fluage. Le remplissage en carbonate de calcium am\u00e9liore consid\u00e9rablement la stabilit\u00e9 dimensionnelle et favorise l&#039;isotropie.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Am\u00e9liorer la r\u00e9sistance \u00e0 la chaleur des mat\u00e9riaux composites<\/h3>\n\n\n\n<p>Le carbonate de calcium am\u00e9liore la stabilit\u00e9 thermique des composites en absorbant les substances favorisant la d\u00e9composition. Par exemple, la stabilit\u00e9 thermique des composites PBAT\/carbonate de calcium est nettement sup\u00e9rieure \u00e0 celle du PBAT pur. Dans les produits en PVC, l&#039;ajout de carbonate de calcium l\u00e9ger absorbe l&#039;acide chlorhydrique g\u00e9n\u00e9r\u00e9 lors de la d\u00e9composition, am\u00e9liorant ainsi consid\u00e9rablement la stabilit\u00e9 thermique du PVC lors de sa transformation.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Am\u00e9liorer la r\u00e9sistance \u00e0 la d\u00e9chirure du film<\/h3>\n\n\n\n<p>Le carbonate de calcium am\u00e9liore la stabilit\u00e9 thermique des composites en absorbant les substances favorisant la d\u00e9composition. Par exemple, la stabilit\u00e9 thermique des composites PBAT\/carbonate de calcium est nettement sup\u00e9rieure \u00e0 celle du PBAT pur. Dans les produits en PVC, l&#039;ajout de carbonate de calcium l\u00e9ger absorbe l&#039;acide chlorhydrique g\u00e9n\u00e9r\u00e9 lors de la d\u00e9composition, am\u00e9liorant ainsi consid\u00e9rablement la stabilit\u00e9 thermique du PVC lors de sa transformation.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Am\u00e9liorer la r\u00e9sistance \u00e0 la d\u00e9chirure du film<\/h3>\n\n\n\n<p>Les films plastiques classiques pr\u00e9sentent l&#039;inconv\u00e9nient d&#039;une r\u00e9sistance longitudinale \u00e9lev\u00e9e et d&#039;une faible r\u00e9sistance transversale, notamment les films polyester aliphatique PBS, PLA et PHA. L&#039;ajout de carbonate de calcium augmente l&#039;isotropie du composite et am\u00e9liore consid\u00e9rablement sa r\u00e9sistance \u00e0 la d\u00e9chirure.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Propri\u00e9t\u00e9s sp\u00e9ciales modifi\u00e9es du carbonate de calcium<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Effets sur les propri\u00e9t\u00e9s de traction et d&#039;impact<\/h3>\n\n\n\n<p>Tous les carbonates de calcium n&#039;am\u00e9liorent pas la r\u00e9sistance \u00e0 la traction et aux chocs. L&#039;effet d\u00e9pend de la granulom\u00e9trie et du traitement de surface du carbonate de calcium.<\/p>\n\n\n\n<p>La granulom\u00e9trie du carbonate de calcium influence son effet modificateur sur le plastique. En g\u00e9n\u00e9ral, des particules de moins de 1\u00a0000 mesh sont utilis\u00e9es pour une modification progressive. Les particules de 1\u00a0000 \u00e0 3\u00a0000 mesh, dont la teneur est inf\u00e9rieure \u00e0 10%, ont un effet modificateur. Les particules de plus de 5\u00a0000 mesh sont du carbonate de calcium fonctionnel, avec des effets modificateurs significatifs. Elles peuvent am\u00e9liorer la r\u00e9sistance \u00e0 la traction et aux chocs.<\/p>\n\n\n\n<p>Le traitement de surface du carbonate de calcium affecte \u00e9galement ses performances. Un traitement appropri\u00e9 du carbonate de calcium peut am\u00e9liorer la r\u00e9sistance \u00e0 la traction et aux chocs des composites.<br>Gr\u00e2ce au d\u00e9veloppement continu de la th\u00e9orie des composites organiques\/inorganiques, le CaCO3 est pass\u00e9 du statut de simple charge \u00e0 celui de mat\u00e9riau fonctionnel. Par exemple, les composites homopolym\u00e8res PP\/CaCO3 fabriqu\u00e9s \u00e0 partir de carbonate de calcium pr\u00e9sentent une r\u00e9sistance aux chocs entaill\u00e9s plus de deux fois sup\u00e9rieure \u00e0 celle du plastique de base.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Suppression de la fum\u00e9e pendant la combustion<\/h3>\n\n\n\n<p>Le CaCO3 poss\u00e8de d&#039;excellentes propri\u00e9t\u00e9s antifum\u00e9e. Il r\u00e9agit avec les halog\u00e9nures d&#039;hydrog\u00e8ne pr\u00e9sents dans la fum\u00e9e et les capture pour former du CaCl2 stable. Les polym\u00e8res produisant des halog\u00e9nures d&#039;hydrog\u00e8ne lors de la combustion, tels que le chlorure de vinyle, le poly\u00e9thyl\u00e8ne chlorosulfon\u00e9 et le n\u00e9opr\u00e8ne, peuvent utiliser le CaCO3 comme antifum\u00e9e. La combustion \u00e9tant une r\u00e9action h\u00e9t\u00e9rog\u00e8ne solide-gaz se produisant uniquement \u00e0 la surface des particules solides, la granulom\u00e9trie du CaCO3 devient un facteur crucial pour l&#039;extinction des fum\u00e9es. Les particules plus petites ont une surface sp\u00e9cifique beaucoup plus grande, et le carbonate de calcium plus fin offre une meilleure extinction des fum\u00e9es.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Agent antiadh\u00e9sif<\/h3>\n\n\n\n<p>Le film tubulaire souffl\u00e9 contenant du carbonate de calcium pr\u00e9sente de bonnes propri\u00e9t\u00e9s d&#039;ouverture et ne colle pas lorsqu&#039;il est enroul\u00e9. Le carbonate de calcium agit comme agent d&#039;ouverture.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Augmenter la conductivit\u00e9 thermique<\/h3>\n\n\n\n<p>L&#039;ajout de carbonate de calcium augmente la conductivit\u00e9 thermique du film, permettant ainsi un refroidissement plus rapide des bulles de film souffl\u00e9, am\u00e9liorant ainsi l&#039;efficacit\u00e9 de la production et augmentant le rendement de l&#039;extrudeuse. Par exemple, en ajoutant du carbonate de calcium l\u00e9ger 25% \u00e0 des feuilles de PVC, le chauffage \u00e0 200 \u00b0C ne prend que 3,5 secondes, contre 10,8 secondes pour des feuilles de PVC pur, soit une conductivit\u00e9 thermique multipli\u00e9e par trois.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Am\u00e9liorer la liquidit\u00e9<\/h3>\n\n\n\n<p>Le carbonate de calcium am\u00e9liore la fluidit\u00e9 du syst\u00e8me composite, r\u00e9duisant la viscosit\u00e9 \u00e0 l&#039;\u00e9tat fondu et le couple de l&#039;extrudeuse. Cela augmente le rendement de l&#039;extrudeuse et am\u00e9liore l&#039;efficacit\u00e9 de la production. Les diff\u00e9rents types de carbonate de calcium ont des effets diff\u00e9rents sur la fluidit\u00e9. L&#039;ordre de fluidit\u00e9 est le suivant\u00a0: calcite de grande taille &gt; CaCO3 pour le marbre, dolomite &gt; calcite de petite taille &gt; CaCO3 pour les mat\u00e9riaux l\u00e9gers.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Performances de correspondance des couleurs<\/h3>\n\n\n\n<p>Le carbonate de calcium blanc peut remplacer certains pigments blancs, comme le dioxyde de titane, permettant ainsi de r\u00e9duire le co\u00fbt de ce dernier. Le carbonate de calcium calcite de grande taille, gr\u00e2ce \u00e0 sa blancheur \u00e9lev\u00e9e et \u00e0 sa forte opacit\u00e9, devient le choix privil\u00e9gi\u00e9.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Respirabilit\u00e9 accrue<\/h3>\n\n\n\n<p>Les films plastiques charg\u00e9s de carbonate de calcium cr\u00e9ent de minuscules pores lors de l&#039;\u00e9tirement, laissant passer la vapeur d&#039;eau mais bloquant l&#039;eau liquide. Ils conviennent donc parfaitement aux produits plastiques respirants. Un film respirant classique est obtenu en ajoutant de grandes quantit\u00e9s de carbonate de calcium et en l&#039;\u00e9tirant. Pour la production de films respirants, on choisit g\u00e9n\u00e9ralement du carbonate de calcium d&#039;une maille de 3000.<br>et la distribution granulom\u00e9trique doit \u00eatre tr\u00e8s \u00e9troite.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Promouvoir les performances de d\u00e9gradation des produits<\/h3>\n\n\n\n<p>Lorsque des sacs en poly\u00e9thyl\u00e8ne contenant du carbonate de calcium sont enterr\u00e9s, ce dernier peut r\u00e9agir avec le dioxyde de carbone et l&#039;eau pour former du Ca(HCO3)2 hydrosoluble. Le bicarbonate de calcium se d\u00e9tache alors du film, laissant de minuscules trous. Ces trous augmentent la surface du film plastique expos\u00e9e \u00e0 l&#039;air et aux micro-organismes, favorisant ainsi la d\u00e9gradation du produit.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Conclusion<\/h2>\n\n\n\n<p>L&#039;effet de modification positif du carbonate de calcium am\u00e9liore consid\u00e9rablement sa valeur applicative gr\u00e2ce \u00e0 la fonctionnalisation de surface et \u00e0 la synergie avec les composites. Gr\u00e2ce aux avanc\u00e9es r\u00e9alis\u00e9es dans les domaines des nanotechnologies, de la modification des tensioactifs et des rev\u00eatements polym\u00e8res, le carbonate de calcium modifi\u00e9 pr\u00e9sente un fort potentiel pour les plastiques, le caoutchouc, les rev\u00eatements et les mat\u00e9riaux de construction.<br>Il am\u00e9liore les propri\u00e9t\u00e9s m\u00e9caniques, le flux de traitement et l&#039;expansion fonctionnelle.<br>Cette strat\u00e9gie de modification verte et efficace r\u00e9duit les limites des charges traditionnelles et fournit une solution \u00e9conomique et respectueuse de l\u2019environnement pour am\u00e9liorer les performances des mat\u00e9riaux.<br>\u00c0 l&#039;avenir, gr\u00e2ce \u00e0 des recherches approfondies sur les technologies de modification de pr\u00e9cision, le carbonate de calcium devrait r\u00e9aliser des avanc\u00e9es majeures. Ces avanc\u00e9es concerneront des domaines \u00e9mergents comme les nouveaux mat\u00e9riaux \u00e9nerg\u00e9tiques et les vecteurs biom\u00e9dicaux. Cela continuera d&#039;inciter les industries \u00e0 accro\u00eetre leurs performances et \u00e0 favoriser le d\u00e9veloppement durable.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"766\" height=\"425\" src=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/03\/three-roller-mill-coating-machine.webp\" alt=\"machine de rev\u00eatement \u00e0 trois rouleaux\" class=\"wp-image-3010\" srcset=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/03\/three-roller-mill-coating-machine.webp 766w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/03\/three-roller-mill-coating-machine-300x166.webp 300w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/03\/three-roller-mill-coating-machine-18x10.webp 18w\" sizes=\"(max-width: 766px) 100vw, 766px\" \/><figcaption class=\"wp-element-caption\">machine de rev\u00eatement \u00e0 trois rouleaux<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Poudre \u00e9pique<\/h2>\n\n\n\n<p><a href=\"https:\/\/calcium-carbonate.epic-powder.com\/fr\/\">Poudre \u00e9pique<\/a>Plus de 20 ans d&#039;exp\u00e9rience dans l&#039;industrie des poudres ultrafines. Nous promouvons activement le d\u00e9veloppement futur des poudres ultrafines, en nous concentrant sur les proc\u00e9d\u00e9s de concassage, de broyage, de classification et de modification. Contactez-nous pour une consultation gratuite et des solutions personnalis\u00e9es\u00a0! Notre \u00e9quipe d&#039;experts s&#039;engage \u00e0 fournir des produits et services de haute qualit\u00e9 pour optimiser la valeur de vos proc\u00e9d\u00e9s de traitement des poudres. Epic Powder\u00a0: votre expert de confiance en traitement des poudres\u00a0!<\/p>\n\n\n\n<div class=\"wp-block-contact-form-7-contact-form-selector\">\n<div class=\"wpcf7 no-js\" id=\"wpcf7-f16-o1\" lang=\"zh-CN\" dir=\"ltr\" data-wpcf7-id=\"16\">\n<div class=\"screen-reader-response\"><p role=\"status\" aria-live=\"polite\" aria-atomic=\"true\"><\/p> <ul><\/ul><\/div>\n<form action=\"\/fr\/wp-json\/wp\/v2\/posts\/3021#wpcf7-f16-o1\" method=\"post\" class=\"wpcf7-form init\" aria-label=\"\u7559\u8a00\u8868\u5355\" novalidate=\"novalidate\" data-status=\"init\" data-trp-original-action=\"\/fr\/wp-json\/wp\/v2\/posts\/3021#wpcf7-f16-o1\">\n<fieldset class=\"hidden-fields-container\"><input type=\"hidden\" name=\"_wpcf7\" value=\"16\" \/><input type=\"hidden\" name=\"_wpcf7_version\" value=\"6.1.3\" \/><input type=\"hidden\" name=\"_wpcf7_locale\" value=\"zh_CN\" \/><input type=\"hidden\" name=\"_wpcf7_unit_tag\" value=\"wpcf7-f16-o1\" \/><input type=\"hidden\" name=\"_wpcf7_container_post\" value=\"0\" \/><input type=\"hidden\" name=\"_wpcf7_posted_data_hash\" value=\"\" \/>\n<\/fieldset>\n<div class=\"keen-form\">\n\t<div class=\"one-half\">\n\t\t<p><span class=\"wpcf7-form-control-wrap\" data-name=\"your-name\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-text wpcf7-validates-as-required\" aria-required=\"true\" aria-invalid=\"false\" placeholder=\"Votre nom*\" value=\"\" type=\"text\" name=\"your-name\" \/><\/span>\n\t\t<\/p>\n\t<\/div>\n\t<div class=\"one-half last\">\n\t\t<p><span class=\"wpcf7-form-control-wrap\" data-name=\"your-email\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-email wpcf7-validates-as-required wpcf7-text wpcf7-validates-as-email\" aria-required=\"true\" aria-invalid=\"false\" placeholder=\"Votre email*\" value=\"\" type=\"email\" name=\"your-email\" \/><\/span>\n\t\t<\/p>\n\t<\/div>\n\t<div class=\"one-half\">\n\t\t<p><span class=\"wpcf7-form-control-wrap\" data-name=\"pnone\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-tel wpcf7-validates-as-required wpcf7-text wpcf7-validates-as-tel\" aria-required=\"true\" aria-invalid=\"false\" placeholder=\"Votre Pnone ou Whatsapp*\" value=\"\" type=\"tel\" name=\"pnone\" \/><\/span>\n\t\t<\/p>\n\t<\/div>\n\t<div class=\"one-half last\">\n\t\t<p><span class=\"wpcf7-form-control-wrap\" data-name=\"your-subject\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-text\" aria-invalid=\"false\" placeholder=\"Votre entreprise\" value=\"\" type=\"text\" name=\"your-subject\" \/><\/span>\n\t\t<\/p>\n\t<\/div>\n\t<div>\n\t\t<p><span class=\"wpcf7-form-control-wrap\" data-name=\"your-message\"><textarea cols=\"40\" rows=\"3\" maxlength=\"2000\" class=\"wpcf7-form-control wpcf7-textarea\" aria-invalid=\"false\" placeholder=\"Votre message\" name=\"your-message\"><\/textarea><\/span>\n\t\t<\/p>\n\t<\/div>\n\t<div>\n\t\t<p><input class=\"wpcf7-form-control wpcf7-submit has-spinner\" type=\"submit\" value=\"Soumettre\" \/>\n\t\t<\/p>\n\t<\/div>\n<\/div>\n<style>\n.keen-form div{margin-bottom:5px;}\n.keen-form div p{margin-bottom:0px !important;}\n.one-half,.one-third {\n position: relative;\n margin-right: 4%;\n float: left;\n z-index: 99;\n}\n.one-half { width: 40%; }\n.one-third { width: 30.66%; }\n.last {\n margin-right: 0 !important;\n clear: right;\nwidth: 40%;\n}\n@media only screen and (max-width: 767px) {\n .one-half, .one-third {\n width: 90%;\n margin-right: 0;\n }\n}\n<\/style><div class=\"wpcf7-response-output\" aria-hidden=\"true\"><\/div>\n<input type=\"hidden\" name=\"trp-form-language\" value=\"fr\"\/><\/form>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Ces derni\u00e8res ann\u00e9es, gr\u00e2ce au d\u00e9veloppement rapide des technologies de transformation du carbonate de calcium et \u00e0 l&#039;essor des technologies de modification du carbonate de calcium, le carbonate de calcium permet de r\u00e9duire le co\u00fbt des produits tout en am\u00e9liorant nombre de leurs propri\u00e9t\u00e9s, dont certaines sont uniques. Avec la maturit\u00e9 de la technologie du micro-moussage et le succ\u00e8s de la technologie du carbonate de calcium creux, la technologie d&#039;all\u00e8gement [\u2026]<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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