{"id":3489,"date":"2025-09-02T11:56:13","date_gmt":"2025-09-02T03:56:13","guid":{"rendered":"https:\/\/calcium-carbonate.epic-powder.com\/?p=3489"},"modified":"2025-09-02T11:56:17","modified_gmt":"2025-09-02T03:56:17","slug":"applications-and-preparation-techniques-of-porous-calcium-carbonate-caco%e2%82%83-particles","status":"publish","type":"post","link":"https:\/\/calcium-carbonate.epic-powder.com\/fr\/applications-and-preparation-techniques-of-porous-calcium-carbonate-caco%e2%82%83-particles\/","title":{"rendered":"Applications et techniques de pr\u00e9paration des particules poreuses de carbonate de calcium (CaCO\u2083)"},"content":{"rendered":"<p>Poreux <a href=\"https:\/\/calcium-carbonate.epic-powder.com\/fr\/\">carbonate de calcium<\/a> Les microparticules (CaCO\u2083) ont suscit\u00e9 une attention consid\u00e9rable en raison de leurs larges applications dans des domaines tels que l&#039;analyse chromatographique, le chargement de macromol\u00e9cules biologiques, la lib\u00e9ration pharmaceutique, les min\u00e9raux biomim\u00e9tiques et la construction de surfaces superhydrophobes.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Techniques de pr\u00e9paration pour <a href=\"https:\/\/calcium-carbonate.epic-powder.com\/fr\/ultrafine-powder-dry-grinding\/\">Carbonate de calcium poreux<\/a><\/h2>\n\n\n\n<p>Les m\u00e9thodes \u00e0 base de mod\u00e8les sont devenues la m\u00e9thode la plus courante pour la pr\u00e9paration du carbonate de calcium poreux. Elles utilisent des tensioactifs, des polym\u00e8res et des composants v\u00e9g\u00e9taux naturels comme mod\u00e8les. Au fil du temps, la copr\u00e9cipitation, les m\u00e9thodes par \u00e9mulsion membranaire et les m\u00e9thodes par solvant\/hydrothermie ont \u00e9t\u00e9 d\u00e9velopp\u00e9es, \u00e9largissant consid\u00e9rablement la gamme des techniques de pr\u00e9paration. Parmi celles-ci, la m\u00e9thode \u00e0 base de mod\u00e8les est la plus couramment utilis\u00e9e et la plus aboutie technologiquement.<\/p>\n\n\n\n<p>Le principe de base consiste \u00e0 enrober l&#039;agent structurant s\u00e9lectionn\u00e9 de carbonate de calcium, formant ainsi une structure c\u0153ur-\u00e9corce. L&#039;agent structurant est ensuite \u00e9limin\u00e9 par dissolution dans un solvant, calcination \u00e0 haute temp\u00e9rature ou r\u00e9actions chimiques, laissant des particules creuses. Les m\u00e9thodes d&#039;utilisation d&#039;agents structurants se divisent en agents structurants souples et agents structurants durs, les agents structurants souples \u00e9tant plus couramment utilis\u00e9s dans la pr\u00e9paration de carbonate de calcium poreux. Les m\u00e9thodes d&#039;utilisation d&#039;agents structurants souples utilisent souvent de petites mol\u00e9cules comme des tensioactifs, ainsi que de grands compos\u00e9s organiques ou polym\u00e8res comme agents structurants.<\/p>\n\n\n\n<p>Le CaCO\u2083 poreux produit par des m\u00e9thodes de matrices souples pr\u00e9sente g\u00e9n\u00e9ralement des formes cubiques ou sph\u00e9riques. La plupart de ces particules pr\u00e9sentent des structures en trou de ver, et leurs surfaces peuvent \u00eatre recouvertes d&#039;agents matrices r\u00e9siduels ou de leurs produits de d\u00e9composition.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"661\" src=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/09\/SEM-photo-of-porous-spherical-calcium-carbonate.webp\" alt=\"Photographie MEB de carbonate de calcium sph\u00e9rique poreux\" class=\"wp-image-3490\" srcset=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/09\/SEM-photo-of-porous-spherical-calcium-carbonate.webp 800w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/09\/SEM-photo-of-porous-spherical-calcium-carbonate-300x248.webp 300w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/09\/SEM-photo-of-porous-spherical-calcium-carbonate-768x635.webp 768w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/09\/SEM-photo-of-porous-spherical-calcium-carbonate-15x12.webp 15w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Contr\u00f4le de la porosit\u00e9 et de la morphologie du carbonate de calcium<\/h2>\n\n\n\n<p>La recherche sur la pr\u00e9paration de particules poreuses de CaCO\u2083 se concentre sur le contr\u00f4le de la morphologie et les m\u00e9canismes de nucl\u00e9ation. Ce contr\u00f4le est principalement assur\u00e9 par des tensioactifs, et le proc\u00e9d\u00e9 de production a un impact significatif. Une grande vari\u00e9t\u00e9 de tensioactifs sont utilis\u00e9s, notamment de petites mol\u00e9cules comme l&#039;acide L-aspartique anionique et des additifs polym\u00e8res comme le polystyr\u00e8ne sulfonate anionique (PSS), le poly\u00e9thyl\u00e8ne glycol non ionique (PVA), le polyacrylamide (PAM), le polyoxyde d&#039;\u00e9thyl\u00e8ne (PEO) et les copolym\u00e8res s\u00e9quenc\u00e9s amphiphiles (DHBC). De plus, des syst\u00e8mes tensioactifs complexes tels que le dod\u00e9cylsulfate de sodium (SDS) et le copolym\u00e8re tribloc PEO-PPO-PEO sont parfois utilis\u00e9s.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Applications du CaCO\u2083 poreux<\/h2>\n\n\n\n<p>Les applications des mat\u00e9riaux poreux <a href=\"https:\/\/calcium-carbonate.epic-powder.com\/fr\/astra-portfolio\/calcium-carbonate-superfine-classifier-project-2\/\">carbonate de calcium<\/a> d\u00e9pendent principalement de sa structure et de sa forme cristalline. Par cons\u00e9quent, la recherche sur ses m\u00e9thodes et m\u00e9canismes de pr\u00e9paration est devenue un sujet d&#039;actualit\u00e9 dans son d\u00e9veloppement.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">transporteurs pharmaceutiques<\/h3>\n\n\n\n<p>Le carbonate de calcium poreux peut \u00eatre utilis\u00e9 comme support pharmaceutique. Il pr\u00e9sente une forte capacit\u00e9 de charge pharmaceutique et une bonne lib\u00e9ration. En particulier, lorsqu&#039;une enveloppe r\u00e9active enveloppe le CaCO\u2083 poreux, elle permet d&#039;\u00e9viter une lib\u00e9ration pharmaceutique soudaine et d&#039;am\u00e9liorer la r\u00e9activit\u00e9 du syst\u00e8me, permettant ainsi une lib\u00e9ration contr\u00f4l\u00e9e avec des r\u00e9ponses multiples.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Mat\u00e9riaux de batterie<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"800\" height=\"390\" src=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/09\/lithium-batteries.webp\" alt=\"piles au lithium\" class=\"wp-image-3491\" srcset=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/09\/lithium-batteries.webp 800w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/09\/lithium-batteries-300x146.webp 300w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/09\/lithium-batteries-768x374.webp 768w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/09\/lithium-batteries-18x9.webp 18w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p>En chargeant des ions lithium sur du CaCO\u2083, le carbonate de calcium poreux lib\u00e8re des ions lithium dans l&#039;\u00e9lectrolyte \u00e0 mesure que les ions lithium actifs sont consomm\u00e9s. Cela am\u00e9liore le rendement initial et la dur\u00e9e de vie des batteries au lithium. De plus, le nano-carbonate de calcium peut adsorber des sous-produits comme le HF dans l&#039;\u00e9lectrolyte, r\u00e9duisant ainsi l&#039;acidit\u00e9 et prolongeant la dur\u00e9e de vie de la batterie. Ce proc\u00e9d\u00e9 de chargement du lithium est simple, \u00e9conomique et \u00e9volutif pour une utilisation g\u00e9n\u00e9ralis\u00e9e.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Mati\u00e8res plastiques<\/h3>\n\n\n\n<p>Le carbonate de calcium poreux a de multiples applications dans les plastiques. Il sert de charge pour am\u00e9liorer les propri\u00e9t\u00e9s m\u00e9caniques et optiques des mat\u00e9riaux, et d&#039;agent de nucl\u00e9ation pour am\u00e9liorer leur aptitude \u00e0 la mise en \u0153uvre.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Mat\u00e9riaux adsorbants<\/h3>\n\n\n\n<p>La surface sp\u00e9cifique \u00e9lev\u00e9e et la porosit\u00e9 du carbonate de calcium poreux en font un excellent adsorbant. Par exemple, les a\u00e9rogels composites \u00e0 base de cellulose, associ\u00e9s \u00e0 du CaCO\u2083 poreux et \u00e0 de l&#039;alginate de sodium, sont efficaces pour l&#039;adsorption du formald\u00e9hyde. Les a\u00e9rogels pr\u00e9par\u00e9s pr\u00e9sentent de nombreux m\u00e9sopores et macropores, ce qui leur permet d&#039;atteindre une capacit\u00e9 d&#039;adsorption du formald\u00e9hyde \u00e9lev\u00e9e de 1\u00a0105 mg\/g.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Mat\u00e9riaux adh\u00e9sifs<\/h3>\n\n\n\n<p>Le carbonate de calcium poreux modifi\u00e9 utilisant des agents de couplage ph\u00e9nylsilane peut contenir 18 \u00e0 30 parties de durcisseurs. Cette charge \u00e9lev\u00e9e en durcisseur offre une forte adh\u00e9rence et une r\u00e9sistance aux solvants, particuli\u00e8rement adapt\u00e9e au collage de films polyimides et de treillis m\u00e9talliques pour la pr\u00e9paration de plaques de s\u00e9rigraphie.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Mat\u00e9riaux d\u00e9coratifs \u00e0 base de papier<\/h3>\n\n\n\n<p>Le carbonate de calcium poreux charg\u00e9 de dioxyde de titane a \u00e9t\u00e9 utilis\u00e9 avec succ\u00e8s pour pr\u00e9parer des mat\u00e9riaux d\u00e9coratifs \u00e0 base de papier avec une excellente r\u00e9sistance aux UV.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Biocapteurs<\/h3>\n\n\n\n<p>Les biocapteurs permettent une analyse rapide, \u00e0 l&#039;\u00e9tat de traces, \u00e0 l&#039;\u00e9chelle mol\u00e9culaire. Ils sont largement utilis\u00e9s dans le diagnostic clinique, le contr\u00f4le industriel, l&#039;analyse agroalimentaire et pharmaceutique, la protection de l&#039;environnement et la recherche en biotechnologie.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Additifs pour chauss\u00e9es en asphalte<\/h3>\n\n\n\n<p>Les additifs pour mat\u00e9riaux de rev\u00eatement en asphalte, notamment l&#039;asphalte autor\u00e9parateur, sont fabriqu\u00e9s \u00e0 partir d&#039;un m\u00e9lange de microcapsules modifi\u00e9es par des nanofils d&#039;argent, de r\u00e9g\u00e9n\u00e9rateurs d&#039;asphalte et de carbonate de calcium poreux. Ces additifs lib\u00e8rent lentement les r\u00e9g\u00e9n\u00e9rateurs pour reconstituer les compos\u00e9s aromatiques perdus dans l&#039;asphalte, retardant ainsi le vieillissement et la fissuration. Cette combinaison am\u00e9liore consid\u00e9rablement la durabilit\u00e9 et la capacit\u00e9 d&#039;autor\u00e9paration des routes en asphalte.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Bioc\u00e9ramique<\/h3>\n\n\n\n<p>Le carbonate de calcium est largement utilis\u00e9 en biologie et en m\u00e9decine en raison de son excellente ost\u00e9oconductivit\u00e9, de sa biocompatibilit\u00e9 et de sa d\u00e9gradabilit\u00e9. Dot\u00e9 d&#039;une porosit\u00e9, d&#039;une taille de pores et d&#039;une connectivit\u00e9 optimales, le carbonate de calcium poreux offre une meilleure biocompatibilit\u00e9 que les mat\u00e9riaux conventionnels, favorisant ainsi la r\u00e9g\u00e9n\u00e9ration et la r\u00e9paration osseuses. En clinique, il est utilis\u00e9 pour la r\u00e9paration des d\u00e9fauts osseux en orthop\u00e9die et en chirurgie buccale et maxillo-faciale, avec d&#039;excellents r\u00e9sultats.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><a href=\"https:\/\/calcium-carbonate.epic-powder.com\/fr\/contact\/\">Conclusion<\/a><\/h2>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"Ligne de production de broyeurs \u00e0 boulets et de classificateurs pour carbonate de calcium, y compris rev\u00eatement de surface en poudre\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/2EAsJYcLgB8?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p>Le carbonate de calcium poreux continue de susciter un int\u00e9r\u00eat croissant en raison de ses diverses applications dans des domaines tels que l&#039;administration pharmaceutique, les mat\u00e9riaux pour batteries et les c\u00e9ramiques biocompatibles. L&#039;am\u00e9lioration des techniques de pr\u00e9paration accro\u00eet la polyvalence de ce mat\u00e9riau dans les applications industrielles et environnementales. Gr\u00e2ce \u00e0 ses excellentes porosit\u00e9, surface sp\u00e9cifique et propri\u00e9t\u00e9s fonctionnelles, le CaCO\u2083 poreux est appel\u00e9 \u00e0 jouer un r\u00f4le essentiel dans le d\u00e9veloppement technologique de nombreux secteurs.<\/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\/3489#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\/3489#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>Les microparticules de carbonate de calcium poreux (CaCO\u2083) ont suscit\u00e9 un int\u00e9r\u00eat consid\u00e9rable en raison de leurs nombreuses applications dans des domaines tels que l&#039;analyse chromatographique, le chargement de macromol\u00e9cules biologiques, la lib\u00e9ration pharmaceutique, les min\u00e9raux biomim\u00e9tiques et la construction de surfaces superhydrophobes. Techniques de pr\u00e9paration du carbonate de calcium poreux\u00a0: Les m\u00e9thodes de mod\u00e9lisation sont devenues l&#039;approche la plus courante pour la pr\u00e9paration du carbonate de calcium poreux. Ces m\u00e9thodes utilisent [\u2026]<\/p>","protected":false},"author":1,"featured_media":3490,"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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