{"id":915,"date":"2022-01-16T18:02:21","date_gmt":"2022-01-16T16:02:21","guid":{"rendered":"https:\/\/aitanachem.com\/charges-minerales-pour-materiaux-composites\/"},"modified":"2026-04-20T11:04:04","modified_gmt":"2026-04-20T09:04:04","slug":"charges-minerales-pour-materiaux-composites","status":"publish","type":"page","link":"https:\/\/aitanachem.com\/fr\/charges-minerales-pour-materiaux-composites\/","title":{"rendered":"Charges min\u00e9rales pour materiaux composites"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"915\" class=\"elementor elementor-915 elementor-149\" data-elementor-post-type=\"page\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-18de2b4 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"18de2b4\" data-element_type=\"section\" data-e-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-top-column elementor-element elementor-element-9633217\" data-id=\"9633217\" data-element_type=\"column\" data-e-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-527d660 elementor-share-buttons--skin-flat elementor-share-buttons--shape-rounded elementor-share-buttons--view-icon-text elementor-grid-0 elementor-share-buttons--color-official elementor-widget elementor-widget-global elementor-global-1085 elementor-global-350 elementor-widget-share-buttons\" data-id=\"527d660\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"share-buttons.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-grid\" role=\"list\">\n\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_twitter\" role=\"button\" tabindex=\"0\" aria-label=\"Partager sur twitter\">\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 aria-hidden=\"true\" class=\"e-font-icon-svg e-fab-twitter\" 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>\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 aria-hidden=\"true\" 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 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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\tPin\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_whatsapp\" role=\"button\" tabindex=\"0\" aria-label=\"Partager sur whatsapp\">\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 aria-hidden=\"true\" class=\"e-font-icon-svg e-fab-whatsapp\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M380.9 97.1C339 55.1 283.2 32 223.9 32c-122.4 0-222 99.6-222 222 0 39.1 10.2 77.3 29.6 111L0 480l117.7-30.9c32.4 17.7 68.9 27 106.1 27h.1c122.3 0 224.1-99.6 224.1-222 0-59.3-25.2-115-67.1-157zm-157 341.6c-33.2 0-65.7-8.9-94-25.7l-6.7-4-69.8 18.3L72 359.2l-4.4-7c-18.5-29.4-28.2-63.3-28.2-98.2 0-101.7 82.8-184.5 184.6-184.5 49.3 0 95.6 19.2 130.4 54.1 34.8 34.9 56.2 81.2 56.1 130.5 0 101.8-84.9 184.6-186.6 184.6zm101.2-138.2c-5.5-2.8-32.8-16.2-37.9-18-5.1-1.9-8.8-2.8-12.5 2.8-3.7 5.6-14.3 18-17.6 21.8-3.2 3.7-6.5 4.2-12 1.4-32.6-16.3-54-29.1-75.5-66-5.7-9.8 5.7-9.1 16.3-30.3 1.8-3.7.9-6.9-.5-9.7-1.4-2.8-12.5-30.1-17.1-41.2-4.5-10.8-9.1-9.3-12.5-9.5-3.2-.2-6.9-.2-10.6-.2-3.7 0-9.7 1.4-14.8 6.9-5.1 5.6-19.4 19-19.4 46.3 0 27.3 19.9 53.7 22.6 57.4 2.8 3.7 39.1 59.7 94.8 83.8 35.2 15.2 49 16.5 66.6 13.9 10.7-1.6 32.8-13.4 37.4-26.4 4.6-13 4.6-24.1 3.2-26.4-1.3-2.5-5-3.9-10.5-6.6z\"><\/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\tWhatsApp\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_email\" role=\"button\" tabindex=\"0\" aria-label=\"Partager sur email\">\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 aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-envelope\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M502.3 190.8c3.9-3.1 9.7-.2 9.7 4.7V400c0 26.5-21.5 48-48 48H48c-26.5 0-48-21.5-48-48V195.6c0-5 5.7-7.8 9.7-4.7 22.4 17.4 52.1 39.5 154.1 113.6 21.1 15.4 56.7 47.8 92.2 47.6 35.7.3 72-32.8 92.3-47.6 102-74.1 131.6-96.3 154-113.7zM256 320c23.2.4 56.6-29.2 73.4-41.4 132.7-96.3 142.8-104.7 173.4-128.7 5.8-4.5 9.2-11.5 9.2-18.9v-19c0-26.5-21.5-48-48-48H48C21.5 64 0 85.5 0 112v19c0 7.4 3.4 14.3 9.2 18.9 30.6 23.9 40.7 32.4 173.4 128.7 16.8 12.2 50.2 41.8 73.4 41.4z\"><\/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\tEmail\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 class=\"elementor-element elementor-element-c84ac99 elementor-align-left elementor-widget elementor-widget-global elementor-global-1067 elementor-global-643 elementor-widget-breadcrumbs\" data-id=\"c84ac99\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"breadcrumbs.default\">\n\t\t\t\t\t<p id=\"breadcrumbs\"><span><span><a href=\"https:\/\/aitanachem.com\/fr\/\">Accueil<\/a><\/span><\/span><\/p>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-548e133 elementor-widget elementor-widget-text-editor\" data-id=\"548e133\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><strong>Les charges min\u00e9rales, \u00e9galement appel\u00e9es \u00ab fillers \u00bb, consistent en un ensemble de mati\u00e8res min\u00e9rales, homog\u00e8nes ou avec diff\u00e9rents composants, de granulom\u00e9tries identiques ou diff\u00e9rentes, qui r\u00e9pondent \u00e0 une formulation sp\u00e9cifique.<\/strong> Elles sont un composant fondamental dans les formulations des composites \u00e0 matrice polym\u00e8re. La s\u00e9lection des charges min\u00e9rales appropri\u00e9es, ainsi que leur proportion par rapport \u00e0 la r\u00e9sine, aura une influence directe sur les propri\u00e9t\u00e9s du produit final. <strong>Les \u00ab fillers \u00bb conditionnent l&rsquo;ensemble du processus de production en influen\u00e7ant la viscosit\u00e9, le temps de gel, le temps de durcissement, etc&#8230;<\/strong><\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-28a3320 elementor-widget elementor-widget-image\" data-id=\"28a3320\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"768\" height=\"573\" src=\"https:\/\/aitanachem.com\/wp-content\/uploads\/2022\/01\/cargas-minerales.img_-768x573.webp\" class=\"attachment-medium_large size-medium_large wp-image-786\" alt=\"charges-minerales\" srcset=\"https:\/\/aitanachem.com\/wp-content\/uploads\/2022\/01\/cargas-minerales.img_-768x573.webp 768w, https:\/\/aitanachem.com\/wp-content\/uploads\/2022\/01\/cargas-minerales.img_-300x224.webp 300w, https:\/\/aitanachem.com\/wp-content\/uploads\/2022\/01\/cargas-minerales.img_.webp 802w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-40dc1b6 elementor-widget elementor-widget-text-editor\" data-id=\"40dc1b6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Si vous souhaitez en savoir plus sur les charges min\u00e9rales pour les composites \u00e0 matrice polym\u00e8re, <strong>voici les cl\u00e9s pour s\u00e9lectionner celle qui convient le mieux \u00e0 votre projet.<\/strong><\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c718dae elementor-toc--minimized-on-tablet elementor-widget elementor-widget-table-of-contents\" data-id=\"c718dae\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;exclude_headings_by_selector&quot;:[],&quot;no_headings_message&quot;:&quot;No se ha encontrado ning\\u00fan encabezado en esta p\\u00e1gina.&quot;,&quot;headings_by_tags&quot;:[&quot;h2&quot;,&quot;h3&quot;,&quot;h4&quot;,&quot;h5&quot;,&quot;h6&quot;],&quot;marker_view&quot;:&quot;numbers&quot;,&quot;minimize_box&quot;:&quot;yes&quot;,&quot;minimized_on&quot;:&quot;tablet&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;:[]}}\" data-widget_type=\"table-of-contents.default\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-toc__header\">\n\t\t\t\t\t\t<h4 class=\"elementor-toc__header-title\">\n\t\t\t\tSommaire\t\t\t<\/h4>\n\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-toc__toggle-button elementor-toc__toggle-button--expand\" role=\"button\" tabindex=\"0\" aria-controls=\"elementor-toc__c718dae\" aria-expanded=\"true\" aria-label=\"Ouvrir la table des mati\u00e8res\"><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-chevron-down\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M207.029 381.476L12.686 187.132c-9.373-9.373-9.373-24.569 0-33.941l22.667-22.667c9.357-9.357 24.522-9.375 33.901-.04L224 284.505l154.745-154.021c9.379-9.335 24.544-9.317 33.901.04l22.667 22.667c9.373 9.373 9.373 24.569 0 33.941L240.971 381.476c-9.373 9.372-24.569 9.372-33.942 0z\"><\/path><\/svg><\/div>\n\t\t\t\t<div class=\"elementor-toc__toggle-button elementor-toc__toggle-button--collapse\" role=\"button\" tabindex=\"0\" aria-controls=\"elementor-toc__c718dae\" aria-expanded=\"true\" aria-label=\"Fermer la table des mati\u00e8res\"><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-chevron-up\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M240.971 130.524l194.343 194.343c9.373 9.373 9.373 24.569 0 33.941l-22.667 22.667c-9.357 9.357-24.522 9.375-33.901.04L224 227.495 69.255 381.516c-9.379 9.335-24.544 9.317-33.901-.04l-22.667-22.667c-9.373-9.373-9.373-24.569 0-33.941L207.03 130.525c9.372-9.373 24.568-9.373 33.941-.001z\"><\/path><\/svg><\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<div id=\"elementor-toc__c718dae\" 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 class=\"elementor-element elementor-element-f85ac04 elementor-widget elementor-widget-heading\" data-id=\"f85ac04\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Charges min\u00e9rales pour la production des mat\u00e9riaux composites<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f85cf10 elementor-widget elementor-widget-text-editor\" data-id=\"f85cf10\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Les charges min\u00e9rales sont des particules solides, organiques ou inorganiques, qui sont ajout\u00e9es \u00e1 la r\u00e9sine ou au gelcoat. Le but de l\u2019utilisation des charges min\u00e9rales dans la production de mat\u00e9riaux composites polym\u00e8res est fondamentalement:<\/p>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li><strong>fournir les propri\u00e9t\u00e9s physico-m\u00e9caniques requises pour le produit final. <\/strong>La composition min\u00e9rale et la proportion optimale des charges min\u00e9rales par rapport \u00e0 la r\u00e9sine sont d\u00e9termin\u00e9es par les exigences et les normes \u00e0 remplir par le produit final. Gr\u00e2ce \u00e0 la combinaison de diff\u00e9rents min\u00e9raux, nous pouvons:\n<ul>\n<li>modifier les propri\u00e9t\u00e9s m\u00e9caniques: duret\u00e9, abrasion, flexion, etc\u2026<\/li>\n<li>all\u00e9ger ou augmenter le poids du produit final<\/li>\n<li>am\u00e9liorer les propri\u00e9t\u00e9s conductrices ou antistatiques<\/li>\n<li>am\u00e9liorer la r\u00e9sistance au feu<\/li>\n<\/ul>\n<p><\/li>\n<p> \t<\/p>\n<li><strong><a href=\"https:\/\/www.aitanachem.com\/fr\/charges-minerales-pour-materiaux-composites\/dolomite\/\" target=\"_blank\" rel=\"noopener\">dans le cas des dolomites<\/a>, <\/strong>r\u00e9duire le co\u00fbt du m\u00e9lange, \u00e9tant donn\u00e9 qu&rsquo;il s&rsquo;agit g\u00e9n\u00e9ralement du composant le moins cher de la formulation<\/li>\n<p><\/ul>\n<p><\/li>\n<p><\/ul>\n<p>La composition min\u00e9rale et la proportion de r\u00e9sine <strong>ont un impact direct sur la fa\u00e7on dont le processus de production est men\u00e9,<\/strong> tout comme les charges min\u00e9rales :<\/p>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li>d\u00e9termine la viscosit\u00e9 du m\u00e9lange<\/li>\n<li>elles affectent la catalyse<\/li>\n<li>peuvent provoquer des contractions pendant le durcissement de la pi\u00e8ce<\/li>\n<li>peuvent affecter la couleur du produit finie ainsi que d\u2019autres aspects esth\u00e9tiques<\/li>\n<li>d\u00e9terminent les propri\u00e9t\u00e9s m\u00e9caniques et superficielles du produit finie<\/li>\n<\/ul>\n<p><\/li>\n<p><\/ul>\n<p>Les charges min\u00e9rales sont donc en grande partie responsables de la mani\u00e8re dont la fabrication des composites polym\u00e8res est abord\u00e9e et organis\u00e9e.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9dda121 elementor-widget elementor-widget-heading\" data-id=\"9dda121\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Comment choisir les charges min\u00e9rales pour notre projet<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-46aaa8a elementor-widget elementor-widget-text-editor\" data-id=\"46aaa8a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Lors du choix des charges min\u00e9rales les plus appropri\u00e9es pour notre projet, les aspects suivants doivent \u00eatre pris en compte :<\/p>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li><strong>taille des particules<\/strong> (granulom\u00e9trie). Les particules tr\u00e8s \u00e9paisses auront tendance \u00e0 aller au fond du m\u00e9lange. Au contraire, les particules qui sont trop minces ne peuvent pas se disperser dans le m\u00e9lange. Il faut donc choisir la taille optimale des particules pour notre formulation afin d&rsquo;\u00e9viter la s\u00e9dimentation en masse.<\/li>\n<li><strong>la forme des particules<\/strong> (broyage).\u00a0Si la particule est comme une balle de golf, la r\u00e9sine se collera facilement. Si au contraire, la particule est comme une balle de ping-pong, il sera beaucoup plus compliqu\u00e9 son lien parfait avec la r\u00e9sine.<\/li>\n<li><strong>la puret\u00e9<\/strong> des particules.\u00a0Dans le cas de produits \u00e0 base de p\u00e2te pigment\u00e9e homog\u00e8ne tels que la surface solide, il est essentiel d\u2019\u00e9viter la pr\u00e9sence de particules polluantes qui peuvent g\u00e9n\u00e9rer des points noirs sur la surface de la pi\u00e8ce finie.<\/li>\n<li><a href=\"https:\/\/fr.wikipedia.org\/wiki\/Silane_(compos%C3%A9)\" target=\"_blank\" rel=\"noopener\"><strong>silanisation<\/strong><\/a><\/li>\n<\/ul>\n<p><\/li>\n<p><\/ul>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e6a636b elementor-widget elementor-widget-heading\" data-id=\"e6a636b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">La contribution du silane \u00e0 des charges min\u00e9rales nous permettra d\u2019obtenir:<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-00bfba8 elementor-widget elementor-widget-text-editor\" data-id=\"00bfba8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li>une plus grande translucidit\u00e9<\/li>\n<li>r\u00e9sistance accrue aux chocs thermiques de la pi\u00e8ce finie<\/li>\n<li>r\u00e9duction de la dispersion thermique<\/li>\n<li>viscosit\u00e9 plus faible<\/li>\n<li>temps de gel et durcissement plus courts<\/li>\n<li>meilleure r\u00e9sistance \u00e0 la vapeur d\u2019eau<\/li>\n<li>excellentes propri\u00e9t\u00e9s de surface<\/li>\n<li>r\u00e9sistance m\u00e9canique et chimique accrue<\/li>\n<\/ul>\n<p><\/li>\n<p><\/ul>\n<p>Dans le cas des composites polym\u00e8res dont la couche ext\u00e9rieure sera un gel coat, le choix de la charge min\u00e9rale appropri\u00e9e se r\u00e9sumera \u00e0 :<\/p>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li>remplir les propri\u00e9t\u00e9s physico-m\u00e9caniques exig\u00e9es par le produit final<\/li>\n<li>r\u00e9duire autant que possible le co\u00fbt du m\u00e9lange<\/li>\n<\/ul>\n<p><\/li>\n<p><\/ul>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b9257db elementor-widget elementor-widget-heading\" data-id=\"b9257db\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Utilisation de trihydrate d\u2019alumine (ATH)<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b0f794e elementor-widget elementor-widget-text-editor\" data-id=\"b0f794e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><a href=\"https:\/\/aitanachem.com\/fr\/surface-solide\/trihydrate-dalumine-ath\/\" target=\"_blank\" rel=\"noopener\"><strong>Le trihydrate d\u2019alumine (ATH) est une charge min\u00e9rale<\/strong><\/a> obtenue par la digestion de la bauxite selon le proc\u00e9d\u00e9 Bayer. L&rsquo;ATH est chimiquement combin\u00e9 \u00e0 trois mol\u00e9cules d\u2019eau et poss\u00e8de une temp\u00e9rature de fusion \u00e9lev\u00e9e. En raison des propri\u00e9t\u00e9s physiques de ce min\u00e9ral, il est devenu une mati\u00e8re premi\u00e8re de base dans la formulation d\u2019une multitude de mat\u00e9riaux composites: caoutchoucs, polyur\u00e9thanes, polyester, silicones, thermoplastiques, c\u00e2bles, etc\u2026 lorsqu&rsquo;il s&rsquo;agit d&rsquo;am\u00e9liorer la r\u00e9sistance au feu.<\/p>\n<p>Les avantages de l\u2019utilisation du trihydrate d\u2019alumine sont:<\/p>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li><strong>propri\u00e9t\u00e9s importantes en tant qu&rsquo;agent ignifuge et suppresseur de fum\u00e9e.<\/strong>\u00a0En cas d&rsquo;incendie, la vapeur d&rsquo;eau est lib\u00e9r\u00e9e par une r\u00e9action endothermique qui refroidit la surface et d\u00e9place l&rsquo;oxyg\u00e8ne n\u00e9cessaire \u00e0 la combustion. La barri\u00e8re de carbone d&rsquo;oxyde d&rsquo;aluminium qui en r\u00e9sulte entrave davantage la combustion et r\u00e9duit la densit\u00e9 de la fum\u00e9e. C&rsquo;est pourquoi le trihydrate d&rsquo;alumine est en train de devenir le retardateur de flamme le plus utilis\u00e9 sur le march\u00e9. Il s&rsquo;agit d&rsquo;un min\u00e9ral respectueux de l&rsquo;environnement. Sa d\u00e9composition thermique se produit \u00e0 environ 200\u00b0C, ce qui le rend adapt\u00e9 \u00e0 une large gamme d&rsquo;applications dans le domaine des plastiques et des caoutchoucs.<\/li>\n<li><strong>excellente r\u00e9sistance chimique et d&rsquo;excellentes propri\u00e9t\u00e9s physiques.<\/strong> En combinaison avec la Boehmite, il permet d&rsquo;am\u00e9liorer la r\u00e9sistance aux rayures, \u00e0 la brillance et aux taches. Il est particuli\u00e8rement r\u00e9sistant aux acides. Gr\u00e2ce \u00e0 tous ces propri\u00e9t\u00e9s de haute performance, il est devenu une mati\u00e8re premi\u00e8re essentielle pour la fabrication de produits \u00e0 surface solide. Si vous voulez <strong>en savoir plus sur <a href=\"https:\/\/www.aitanachem.com\/fr\/surface-solide\/\" target=\"_blank\" rel=\"noopener\">la\u00a0production de surface solide<\/a><\/strong>, cliquez ici.<\/li>\n<\/ul>\n<p><\/li>\n<p><\/ul>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8a406ab elementor-widget elementor-widget-heading\" data-id=\"8a406ab\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Formulation pour mat\u00e9riaux composites de derni\u00e8re g\u00e9n\u00e9ration<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e8f5f21 elementor-widget elementor-widget-text-editor\" data-id=\"e8f5f21\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Avec la prolif\u00e9ration de mat\u00e9riaux composites \u00e1 matrix polym\u00e8res destin\u00e9s \u00e0 de nouvelles applications, <strong>la formulation de charges min\u00e9rales sp\u00e9cifiques est devenue une science.<\/strong> En fonction des exigences \u00e0 remplir par ces nouveaux compos\u00e9s polym\u00e8res, il est conseill\u00e9 de s\u00e9lectionner les charges min\u00e9rales appropri\u00e9es. <strong>Forts d&rsquo;une \u00e9troite collaboration avec nos partenaires strat\u00e9giques<\/strong> au cours des derni\u00e8res ann\u00e9es<strong>,<\/strong> nous disposons d\u2019un d\u00e9partement technique sp\u00e9cialis\u00e9 dans la formulation et la combinaison de charges min\u00e9rales pour mat\u00e9riaux composites. La participation au d\u00e9veloppement de mat\u00e9riaux composites sp\u00e9cifiques nous a permis d\u2019acqu\u00e9rir une exp\u00e9rience reconnue et valoris\u00e9e dans le secteur. Si vous avez besoin d\u2019am\u00e9liorer les performances de vos mat\u00e9riaux composites ou si vous voulez cr\u00e9er un nouveau composite, <strong><a href=\"https:\/\/www.aitanachem.com\/fr\/contact\/\" target=\"_blank\" rel=\"noopener\">n\u2019h\u00e9sitez pas \u00e0 nous contacter.<\/a><\/strong><\/p>\n<p>Un bon exemple de nos d\u00e9veloppements de charges min\u00e9rales dans le domaine des composites polym\u00e8res est celui des<strong><a href=\"https:\/\/aitanachem.com\/fr\/charges-minerales-pour-materiaux-composites\/reduction-poids-receveurs-douche\/\" target=\"_blank\" rel=\"noopener\"> nos charges min\u00e9rales pour r\u00e9duire le poids des composites<\/a>.<\/strong> Ce sont des formulations bas\u00e9es sur diff\u00e9rents min\u00e9raux qui parviennent \u00e0 r\u00e9duire le poids d\u2019un mat\u00e9riau composite<strong> jusqu\u2019\u00e0 40% <\/strong>sans diminuer les propri\u00e9t\u00e9s physico-m\u00e9caniques\u00a0du produit final. Cela se traduit par des co\u00fbts de transport inf\u00e9rieurs et d\u2019autres avantages dans la manutention, les temps de montage, etc.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7e57c38 elementor-widget elementor-widget-heading\" data-id=\"7e57c38\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Conclusions<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5920599 elementor-widget elementor-widget-text-editor\" data-id=\"5920599\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><strong>Le choix des charges min\u00e9rales appropri\u00e9es, ainsi que leur proportion par rapport \u00e0 la r\u00e9sine, aura une influence directe \u00e0 la fois sur les propri\u00e9t\u00e9s du produit final et sur le processus de production lui-m\u00eame.<\/strong> Dans le cas des composites enduits de gelcoat, on recherchera simplement des charges min\u00e9rales \u00e9conomiques qui garantissent les exigences physico-m\u00e9caniques du produit final. S&rsquo;il s&rsquo;agit de conf\u00e9rer des propri\u00e9t\u00e9s ignifuges \u00e0 nos composites, l&rsquo;ATH est la solution id\u00e9ale.\u00a0 <strong>AITANA CHEMICALS met \u00e0 la disposition de ses clients un d\u00e9partement technique sp\u00e9cialis\u00e9 dans la formulation et la combinaison de charges min\u00e9rales.<\/strong> Gr\u00e2ce \u00e0 l&rsquo;exp\u00e9rience acquise au fil des ans et au soutien de notre partenaire technologique, nous pouvons d\u00e9velopper des charges min\u00e9rales pour des projets sp\u00e9cifiques.<\/p>\n<p>Si vous souhaitez \u00eatre inform\u00e9 en permanence sur <strong><a href=\"https:\/\/aitanachem.com\/fr\/categorie\/charges-minerales\/\" target=\"_blank\" rel=\"noopener\">tout ce qui concerne les charges min\u00e9rales<\/a>, <\/strong>lisez nos derniers articles sur ce sujet ici.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6561d6c elementor-share-buttons--skin-flat elementor-share-buttons--shape-rounded elementor-share-buttons--view-icon-text elementor-grid-0 elementor-share-buttons--color-official elementor-widget elementor-widget-global elementor-global-1085 elementor-global-350 elementor-widget-share-buttons\" data-id=\"6561d6c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"share-buttons.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-grid\" role=\"list\">\n\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_twitter\" role=\"button\" tabindex=\"0\" aria-label=\"Partager sur twitter\">\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 aria-hidden=\"true\" class=\"e-font-icon-svg e-fab-twitter\" 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 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class=\"e-font-icon-svg e-fas-envelope\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M502.3 190.8c3.9-3.1 9.7-.2 9.7 4.7V400c0 26.5-21.5 48-48 48H48c-26.5 0-48-21.5-48-48V195.6c0-5 5.7-7.8 9.7-4.7 22.4 17.4 52.1 39.5 154.1 113.6 21.1 15.4 56.7 47.8 92.2 47.6 35.7.3 72-32.8 92.3-47.6 102-74.1 131.6-96.3 154-113.7zM256 320c23.2.4 56.6-29.2 73.4-41.4 132.7-96.3 142.8-104.7 173.4-128.7 5.8-4.5 9.2-11.5 9.2-18.9v-19c0-26.5-21.5-48-48-48H48C21.5 64 0 85.5 0 112v19c0 7.4 3.4 14.3 9.2 18.9 30.6 23.9 40.7 32.4 173.4 128.7 16.8 12.2 50.2 41.8 73.4 41.4z\"><\/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\tEmail\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\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Twitter Share Pin WhatsApp Email Les charges min\u00e9rales, \u00e9galement appel\u00e9es \u00ab fillers \u00bb, consistent en un ensemble de mati\u00e8res min\u00e9rales, homog\u00e8nes ou avec diff\u00e9rents composants, de granulom\u00e9tries identiques ou diff\u00e9rentes, qui r\u00e9pondent \u00e0 une formulation sp\u00e9cifique. Elles sont un composant fondamental dans les formulations des composites \u00e0 matrice polym\u00e8re. La s\u00e9lection des charges min\u00e9rales appropri\u00e9es, [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"elementor_header_footer","meta":{"site-sidebar-layout":"no-sidebar","site-content-layout":"plain-container","ast-site-content-layout":"normal-width-container","site-content-style":"unboxed","site-sidebar-style":"unboxed","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":"disabled","ast-breadcrumbs-content":"","ast-featured-img":"disabled","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","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 center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"class_list":["post-915","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.1 (Yoast SEO v28.1) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Charges min\u00e9rales pour mat\u00e9riaux composites - AITANA CHEMICALS<\/title>\n<meta name=\"description\" content=\"D\u00e9couvrez les charges min\u00e9rales et leur importance dans les composites \u00e0 matrice polym\u00e8re. 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