{"id":3704,"date":"2026-04-09T14:44:47","date_gmt":"2026-04-09T06:44:47","guid":{"rendered":"https:\/\/quartz-grinding.epic-powder.com\/?p=3704"},"modified":"2026-04-09T14:47:46","modified_gmt":"2026-04-09T06:47:46","slug":"silica-matting-agent-vs-anti-settling-agent-how-ultrafine-grinding-determines-function","status":"publish","type":"post","link":"https:\/\/quartz-grinding.epic-powder.com\/fr\/silica-matting-agent-vs-anti-settling-agent-how-ultrafine-grinding-determines-function\/","title":{"rendered":"Silice\u00a0: agent matifiant ou agent anti-s\u00e9dimentation\u00a0\u2014 Comment le broyage ultrafin d\u00e9termine la fonction"},"content":{"rendered":"<p>Dans les formulations de rev\u00eatements, la silice (SiO2) est omnipr\u00e9sente. On la retrouve dans de nombreux produits, des peintures et vernis haute performance aux rev\u00eatements fonctionnels avanc\u00e9s et aux adh\u00e9sifs industriels. Mais vous \u00eates-vous d\u00e9j\u00e0 demand\u00e9 pourquoi ce m\u00eame compos\u00e9 chimique peut conf\u00e9rer un aspect mat \u00e0 un film dans un cas, tout en emp\u00eachant les pigments de se d\u00e9poser dans un autre\u00a0? Le secret r\u00e9side non pas dans sa composition chimique, mais dans le broyage ultrafin de la silice. Ce proc\u00e9d\u00e9 fa\u00e7onne la morphologie microscopique des particules, ce qui d\u00e9termine leur comportement macroscopique dans les rev\u00eatements.<\/p>\n\n\n\n<p>Cet article explore les diff\u00e9rences entre la silice de qualit\u00e9 matage et la silice anti-s\u00e9dimentation du point de vue de l&#039;ing\u00e9nierie des particules. Nous d\u00e9taillerons leurs structures physiques, leurs principaux param\u00e8tres de broyage, leurs applications industrielles et les \u00e9quipements \u00e0 prendre en compte, offrant ainsi aux formulateurs et aux ing\u00e9nieurs de proc\u00e9d\u00e9s des informations pr\u00e9cieuses pour optimiser la production de silice fonctionnelle.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"549\" src=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/12\/silica-micropowder.webp\" alt=\"micropoudre de silice\" class=\"wp-image-3585\" srcset=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/12\/silica-micropowder.webp 800w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/12\/silica-micropowder-300x206.webp 300w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/12\/silica-micropowder-768x527.webp 768w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/12\/silica-micropowder-18x12.webp 18w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">1. L&#039;essence du concept \u00ab Un nom, deux fonctions \u00bb<\/h2>\n\n\n\n<p>En science des mat\u00e9riaux, la composition chimique ne constitue que le fondement. <strong>structure des particules<\/strong> c&#039;est l&#039;\u00e2me. La fonctionnalit\u00e9 de la silice est principalement d\u00e9termin\u00e9e par des caract\u00e9ristiques physiques mises en \u00e9vidence lors du broyage ultrafin\u00a0:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Distribution granulom\u00e9trique (PSD)\u00a0:<\/strong> Affecte le comportement optique et la visibilit\u00e9 du film de rev\u00eatement.<\/li>\n\n\n\n<li><strong>Morphologie agr\u00e9g\u00e9e :<\/strong> D\u00e9termine la capacit\u00e9 \u00e0 construire des r\u00e9seaux tridimensionnels dans les liquides.<\/li>\n\n\n\n<li><strong>Surface sp\u00e9cifique et porosit\u00e9 :<\/strong> Dict\u00e9e par les forces m\u00e9caniques, l&#039;\u00e9nergie de collision et la pr\u00e9cision de classification lors du broyage.<\/li>\n<\/ul>\n\n\n\n<p>La silice agit comme une \u00ab plateforme fonctionnelle \u00bb polyvalente. En s&#039;adaptant <strong>fraisage par jet d&#039;air<\/strong> ou <strong>broyeur \u00e0 classification d&#039;air (ACM)<\/strong> En fonction des param\u00e8tres, la m\u00eame mati\u00e8re premi\u00e8re peut \u00eatre transform\u00e9e en agents de matage, en additifs anti-s\u00e9dimentation ou en poudres fonctionnelles hybrides.<\/p>\n\n\n\n<p>En substance, l&#039;ing\u00e9nierie des particules transforme une entit\u00e9 chimique en de multiples r\u00f4les fonctionnels.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">2. Silice de tapis\u00a0: micro-architectes de la diffusion de la lumi\u00e8re<\/h2>\n\n\n\n<p>Le proc\u00e9d\u00e9 de matage repose sur la cr\u00e9ation de surfaces micro-rugueuses qui perturbent la r\u00e9flexion sp\u00e9culaire. Ici, <a href=\"https:\/\/quartz-grinding.epic-powder.com\/fr\/\">Le broyage ultrafin de la silice joue un r\u00f4le essentiel<\/a> par:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Broyage ultrafin dans le tapis<\/h3>\n\n\n\n<p>Les agents de tapis proviennent g\u00e9n\u00e9ralement de <strong>silice pr\u00e9cipit\u00e9e<\/strong>Les \u00e9quipements de broyage ultrafin remplissent plusieurs fonctions essentielles\u00a0:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Contr\u00f4le pr\u00e9cis de la taille des particules\u00a0:<\/strong>\n<ul class=\"wp-block-list\">\n<li>Les particules doivent \u00eatre l\u00e9g\u00e8rement plus grandes que l&#039;\u00e9paisseur finale du film ou l\u00e9g\u00e8rement saillantes apr\u00e8s le retrait du film.<\/li>\n\n\n\n<li>Si les particules sont trop fines (&lt;1 \u03bcm), elles s&#039;incorporent dans la r\u00e9sine, perdant ainsi en efficacit\u00e9 de matage.<\/li>\n\n\n\n<li>Si les particules sont trop grossi\u00e8res, la rugosit\u00e9 de surface devient excessive, produisant une texture semblable \u00e0 celle du sable.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Pr\u00e9servation de la porosit\u00e9 :<\/strong>\n<ul class=\"wp-block-list\">\n<li>Les agents de matage haute performance sont poreux afin d&#039;optimiser l&#039;absorption d&#039;huile et la diffusion en surface.<\/li>\n\n\n\n<li>Avanc\u00e9 <strong>technologie de fraisage par jet<\/strong> utilise de l&#039;air \u00e0 grande vitesse pour induire un auto-impact entre les particules, \u00e9vitant ainsi la destruction des pores d\u00e9licats que pourrait causer le broyage traditionnel \u00e0 base de m\u00e9dias.<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\">Param\u00e8tres cl\u00e9s pour les qualit\u00e9s de tapis<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>Param\u00e8tre<\/th><th>Plage typique<\/th><th>Notes<\/th><\/tr><\/thead><tbody><tr><td>Taille moyenne des particules (d50)<\/td><td>3\u201310 \u03bcm<\/td><td>Optimal pour une diffusion uniforme de la lumi\u00e8re<\/td><\/tr><tr><td>Gamme de tailles de particules<\/td><td>1,2\u20131,5<\/td><td>Le PSD \u00e9troit \u00e9vite une brillance irr\u00e9guli\u00e8re<\/td><\/tr><tr><td>Porosit\u00e9<\/td><td>0,2\u20130,5 cm\u00b3\/g<\/td><td>Maintient l&#039;absorption du s\u00e9bum et l&#039;effet mat<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"800\" height=\"447\" src=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/04\/The-nature-of-matte.webp\" alt=\"La nature du mat\" class=\"wp-image-3705\" srcset=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/04\/The-nature-of-matte.webp 800w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/04\/The-nature-of-matte-300x168.webp 300w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/04\/The-nature-of-matte-768x429.webp 768w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/04\/The-nature-of-matte-18x10.webp 18w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p>En contr\u00f4lant soigneusement ces param\u00e8tres, les formulateurs peuvent produire des rev\u00eatements mats pr\u00e9sentant une brillance constante, une transparence \u00e9lev\u00e9e et un voile minimal.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">3. Silice anti-s\u00e9dimentation\u00a0: \u00c9laboration de cadres rh\u00e9ologiques<\/h2>\n\n\n\n<p>Pour les applications anti-s\u00e9dimentation, le broyage ultrafin de silice est ax\u00e9 sur la d\u00e9sagglom\u00e9ration. En brisant les agr\u00e9gats de particules primaires sans endommager les structures nanom\u00e9triques, il assure la formation de r\u00e9seaux thixotropes 3D qui supportent les particules de pigment et emp\u00eachent leur s\u00e9dimentation.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Broyage pour le contr\u00f4le rh\u00e9ologique<\/h3>\n\n\n\n<p>La silice anti-s\u00e9dimentation (souvent de la silice pyrog\u00e9n\u00e9e) est compos\u00e9e de particules primaires nanom\u00e9triques. Le proc\u00e9d\u00e9 de broyage ultrafin de base met l&#039;accent sur\u00a0:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>R\u00e9tention de surface \u00e9lev\u00e9e :<\/strong>\n<ul class=\"wp-block-list\">\n<li>Les particules primaires mesurent souvent entre 7 et 40 nm.<\/li>\n\n\n\n<li>Les groupes hydroxyle de surface sont pr\u00e9serv\u00e9s pour permettre la formation de r\u00e9seaux de liaisons hydrog\u00e8ne.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>D\u00e9sagglom\u00e9ration :<\/strong>\n<ul class=\"wp-block-list\">\n<li>Les gros amas de particules sont fragment\u00e9s en agr\u00e9gats plus petits, adapt\u00e9s \u00e0 la formation d&#039;un r\u00e9seau 3D.<\/li>\n\n\n\n<li>Le proc\u00e9d\u00e9 pr\u00e9serve l&#039;int\u00e9grit\u00e9 des particules primaires tout en optimisant la rh\u00e9ologie.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Formation de r\u00e9seaux :<\/strong>\n<ul class=\"wp-block-list\">\n<li>Les particules ultrafines forment un r\u00e9seau thixotrope, soutenant les particules de pigment et am\u00e9liorant la viscosit\u00e9.<\/li>\n\n\n\n<li>Cela emp\u00eache la s\u00e9dimentation et l&#039;agglom\u00e9ration pendant le stockage et le transport.<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\">Caract\u00e9ristiques principales<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>Fonctionnalit\u00e9<\/th><th>Valeurs typiques<\/th><th>Impact<\/th><\/tr><\/thead><tbody><tr><td>Taille des particules primaires<\/td><td>7\u201340 nm<\/td><td>D\u00e9termine la densit\u00e9 du r\u00e9seau<\/td><\/tr><tr><td>Surface BET<\/td><td>200\u2013400 m\u00b2\/g<\/td><td>Influence la viscosit\u00e9 et la thixotropie<\/td><\/tr><tr><td>Taille de l&#039;agglom\u00e9rat<\/td><td>1\u20135 \u03bcm<\/td><td>Facilit\u00e9 de dispersion, emp\u00eache l&#039;agglom\u00e9ration<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>La silice anti-s\u00e9dimentation correctement trait\u00e9e am\u00e9liore la stabilit\u00e9 de la suspension sans affecter n\u00e9gativement l&#039;aspect du film ni son \u00e9coulement.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">4. S\u00e9lection des \u00e9quipements\u00a0: Fa\u00e7onner la fonction par la technologie<\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"800\" height=\"449\" src=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/12\/Silica-Micropowder-Jet-Mill-Production-Line.webp\" alt=\"Ligne de production de micropoudre de silice par broyeur \u00e0 jet\" class=\"wp-image-3597\" srcset=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/12\/Silica-Micropowder-Jet-Mill-Production-Line.webp 800w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/12\/Silica-Micropowder-Jet-Mill-Production-Line-300x168.webp 300w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/12\/Silica-Micropowder-Jet-Mill-Production-Line-768x431.webp 768w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/12\/Silica-Micropowder-Jet-Mill-Production-Line-18x10.webp 18w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\">Ligne de production de micropoudre de silice par broyeur \u00e0 jet<\/figcaption><\/figure>\n\n\n\n<p>Le choix du mat\u00e9riel influence directement le r\u00e9sultat du broyage ultrafin de la silice\u00a0:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><a href=\"https:\/\/quartz-grinding.epic-powder.com\/fr\/machines\/jet-mill\/\">Broyeur \u00e0 jets<\/a>: Id\u00e9al pour les agents de tapis haut de gamme<\/h3>\n\n\n\n<p>Les broyeurs \u00e0 jet acc\u00e9l\u00e8rent les particules gr\u00e2ce \u00e0 des flux d&#039;air supersoniques, provoquant des collisions \u00e0 haute \u00e9nergie dans une chambre sans utiliser de m\u00e9dia de broyage.<\/p>\n\n\n\n<p><strong>Avantages :<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Le broyage \u00e0 froid pr\u00e9serve la porosit\u00e9 et les structures d\u00e9licates.<\/li>\n\n\n\n<li>Contamination et g\u00e9n\u00e9ration de chaleur minimales.<\/li>\n<\/ul>\n\n\n\n<p><strong>Applications :<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Rev\u00eatements mats haute transparence.<\/li>\n\n\n\n<li>Rev\u00eatements automobiles ou industriels sp\u00e9ciaux n\u00e9cessitant des propri\u00e9t\u00e9s optiques pr\u00e9cises.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Broyeur \u00e0 classification pneumatique (ACM)\u00a0: efficacit\u00e9 et polyvalence<\/h3>\n\n\n\n<p>ACM associe un rotor de broyage \u00e0 grande vitesse \u00e0 une roue classificatrice int\u00e9gr\u00e9e.<\/p>\n\n\n\n<p><strong>Avantages :<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Produit des distributions granulom\u00e9triques \u00e9troites \u00e0 haut d\u00e9bit.<\/li>\n\n\n\n<li>Un simple r\u00e9glage de la vitesse du classificateur permet de passer d&#039;un grade de tapis \u00e0 un grade anti-d\u00e9p\u00f4t.<\/li>\n\n\n\n<li>Capable de production industrielle \u00e0 grande \u00e9chelle, y compris de silice modifi\u00e9e en surface.<\/li>\n<\/ul>\n\n\n\n<p><strong>Applications :<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Production en s\u00e9rie de silice fonctionnelle pour peintures, adh\u00e9sifs ou rev\u00eatements de qualit\u00e9 alimentaire.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">5. Pourquoi un mat\u00e9riau peine \u00e0 exceller dans les deux fonctions<\/h2>\n\n\n\n<p>Les formulateurs recherchent souvent une seule silice capable \u00e0 la fois d&#039;assurer un fort pouvoir matifiant et une r\u00e9sistance \u00e0 la s\u00e9dimentation, mais en ing\u00e9nierie des poudres, ces objectifs sont intrins\u00e8quement dissoci\u00e9s\u00a0:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Le matage de silice favorise la \u00ab granularit\u00e9 \u00bb :<\/strong> N\u00e9cessite un $d_{50}$ de niveau micron et une porosit\u00e9 pr\u00e9serv\u00e9e pour la diffusion optique.<\/li>\n\n\n\n<li><strong>La silice anti-s\u00e9dimentation favorise la \u00ab mise en r\u00e9seau \u00bb :<\/strong> N\u00e9cessite des particules nanom\u00e9triques, une surface sp\u00e9cifique \u00e9lev\u00e9e et une forte liaison interparticulaire pour le support rh\u00e9ologique.<\/li>\n<\/ul>\n\n\n\n<p><strong>Conclusion:<\/strong><br>La silice de tapis est un mat\u00e9riau de contr\u00f4le optique de surface focalisant la lumi\u00e8re.<br>La silice anti-s\u00e9dimentation est un mat\u00e9riau de contr\u00f4le rh\u00e9ologique agissant sur la structure interne.<br>Le lien entre ces fonctions est assur\u00e9 par une technologie de broyage ultrafin de pr\u00e9cision et de classification pneumatique.<\/p>\n\n\n\n<p>En comprenant comment interagissent la taille des particules, leur morphologie et leur surface, les formulateurs peuvent s\u00e9lectionner les mati\u00e8res premi\u00e8res et les \u00e9quipements de traitement appropri\u00e9s pour obtenir les r\u00e9sultats fonctionnels souhait\u00e9s.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">6. Consid\u00e9rations avanc\u00e9es\u00a0: <a href=\"https:\/\/quartz-grinding.epic-powder.com\/fr\/surface-modification\/\">Modification des surfaces<\/a> et silice fonctionnelle hybride<\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"534\" src=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/03\/ultrafine-powder-coating-machine.webp\" alt=\"machine de rev\u00eatement en poudre ultrafine\" class=\"wp-image-3676\" srcset=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/03\/ultrafine-powder-coating-machine.webp 800w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/03\/ultrafine-powder-coating-machine-300x200.webp 300w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/03\/ultrafine-powder-coating-machine-768x513.webp 768w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/03\/ultrafine-powder-coating-machine-18x12.webp 18w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p>Les applications modernes n\u00e9cessitent souvent des fonctionnalit\u00e9s hybrides, par exemple, un mat de silice qui contribue \u00e9galement \u00e0 la stabilit\u00e9 de la suspension. Pour y parvenir, il faut\u00a0:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Traitement de surface :<\/strong> Rev\u00eatement de silice avec des silanes ou des polym\u00e8res pour modifier l&#039;hydrophobicit\u00e9 et les interactions entre les particules.<\/li>\n\n\n\n<li><strong>Broyage en plusieurs \u00e9tapes\u00a0:<\/strong> Combinaison d&#039;un broyage grossier pour le matage avec un broyage secondaire \u00e0 l&#039;\u00e9chelle nanom\u00e9trique pour des propri\u00e9t\u00e9s anti-s\u00e9dimentation.<\/li>\n\n\n\n<li><strong>Surveillance des processus\u00a0:<\/strong> L&#039;analyse granulom\u00e9trique en ligne garantit une distribution granulom\u00e9trique homog\u00e8ne et pr\u00e9vient les variations d&#039;un lot \u00e0 l&#039;autre.<\/li>\n<\/ul>\n\n\n\n<p>Ces strat\u00e9gies avanc\u00e9es permettent aux fabricants de concevoir de la silice avec <strong>double fonctionnalit\u00e9<\/strong> sans compromettre ni le rev\u00eatement ni les performances de la suspension.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">7. Conclusion\u00a0: L\u2019ing\u00e9nierie de pr\u00e9cision d\u00e9termine la fonction<\/h2>\n\n\n\n<p>La fonction de la silice est d\u00e9finie par l&#039;ing\u00e9nierie de ses particules, et non pas simplement par sa formule chimique.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Le matage de silice cr\u00e9e des effets optiques gr\u00e2ce \u00e0 une rugosit\u00e9 et une porosit\u00e9 contr\u00f4l\u00e9es.<\/li>\n\n\n\n<li>La silice anti-s\u00e9dimentation forme des r\u00e9seaux structuraux via des particules nanom\u00e9triques et des interactions de surface.<\/li>\n\n\n\n<li>Les broyeurs \u00e0 jet et les broyeurs \u00e0 classification pneumatique sont les outils qui transforment la silice brute en poudres fonctionnelles sp\u00e9cifiques \u00e0 une application.<\/li>\n<\/ul>\n\n\n\n<p>La compr\u00e9hension des principes du broyage ultrafin permet aux formulateurs de prendre des d\u00e9cisions \u00e9clair\u00e9es en mati\u00e8re d&#039;\u00e9quipement et de proc\u00e9d\u00e9s, permettant ainsi d&#039;obtenir des rev\u00eatements performants et homog\u00e8nes dans diverses applications industrielles.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized is-style-rounded\"><img loading=\"lazy\" decoding=\"async\" width=\"602\" height=\"602\" src=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/11\/Jason-Wang.webp\" alt=\"Jason Wang\" class=\"wp-image-3541\" style=\"width:150px;height:150px\" srcset=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/11\/Jason-Wang.webp 602w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/11\/Jason-Wang-300x300.webp 300w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/11\/Jason-Wang-150x150.webp 150w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/11\/Jason-Wang-12x12.webp 12w\" sizes=\"(max-width: 602px) 100vw, 602px\" \/><\/figure>\n\n\n\n<blockquote class=\"wp-block-quote has-text-align-center is-style-large is-layout-flow wp-block-quote-is-layout-flow\">\n<p>&#8220;<em>Cet article a \u00e9t\u00e9 r\u00e9dig\u00e9 par <a href=\"https:\/\/quartz-grinding.epic-powder.com\/fr\/contact\/\">Poudre \u00e9pique<\/a> \u00c9quipe technique. Notre \u00e9quipe poss\u00e8de une vaste exp\u00e9rience dans le broyage, la classification et le traitement de surface de la silice, offrant des connaissances allant de la recherche \u00e0 l&#039;\u00e9chelle du laboratoire \u00e0 la production \u00e0 l&#039;\u00e9chelle industrielle.<\/em>&#8220;<\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity is-style-default\"\/>\n<cite>                                                                                                                                                                          \u2014 Publi\u00e9 par <a href=\"https:\/\/www.linkedin.com\/company\/76603359\/admin\/dashboard\/\">Jason Wang<\/a><\/cite><\/blockquote>\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\/3704#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\/3704#wpcf7-f16-o1\">\n<div style=\"display: none;\">\n<input type=\"hidden\" name=\"_wpcf7\" value=\"16\" \/>\n<input type=\"hidden\" name=\"_wpcf7_version\" value=\"6.0.6\" \/>\n<input type=\"hidden\" name=\"_wpcf7_locale\" value=\"zh_CN\" \/>\n<input type=\"hidden\" name=\"_wpcf7_unit_tag\" value=\"wpcf7-f16-o1\" \/>\n<input type=\"hidden\" name=\"_wpcf7_container_post\" value=\"0\" \/>\n<input type=\"hidden\" name=\"_wpcf7_posted_data_hash\" value=\"\" \/>\n<\/div>\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: 48%; }\n.one-third { width: 30.66%; }\n.last {\n margin-right: 0 !important;\n clear: right;\n}\n@media only screen and (max-width: 767px) {\n .one-half, .one-third {\n width: 100%;\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>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>Dans les formulations de rev\u00eatements, la silice (SiO2) est omnipr\u00e9sente. On la retrouve dans tous les produits, des peintures et vernis haute performance aux rev\u00eatements fonctionnels avanc\u00e9s et aux adh\u00e9sifs industriels. Mais vous \u00eates-vous d\u00e9j\u00e0 demand\u00e9 pourquoi ce m\u00eame compos\u00e9 chimique peut rendre un film mat dans un cas, tout en emp\u00eachant les pigments de se d\u00e9poser dans un autre\u00a0? Le secret ne r\u00e9side pas dans sa composition chimique, [\u2026]<\/p>","protected":false},"author":1,"featured_media":3611,"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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center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[6],"tags":[],"class_list":["post-3704","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ultrafine-powder-grinding"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Silica: Matting Agent vs Anti-Settling Agent \u2014 How Ultrafine Grinding Determines Function - Quartz Grinding Production Line<\/title>\n<meta name=\"description\" content=\"Explore how Silica Ultrafine Grinding transforms the same SiO2 into matting or anti-settling agents, optimizing particle size, morphology, and coating performance.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link 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