{"id":1072,"date":"2026-06-04T08:40:33","date_gmt":"2026-06-04T08:40:33","guid":{"rendered":"https:\/\/psd-carbon.com\/?p=1072"},"modified":"2026-10-21T15:22:52","modified_gmt":"2026-10-21T15:22:52","slug":"precurseur-spherique-de-silicium-carbone-de-type-pac-q","status":"publish","type":"post","link":"https:\/\/psd-carbon.com\/fr\/pac-q-spherical-silicon-carbon-precursor\/","title":{"rendered":"Pr\u00e9curseur sph\u00e9rique en r\u00e9sine de silicium-carbone destin\u00e9 au traitement en lit fluidis\u00e9"},"content":{"rendered":"

Pr\u00e9sentation g\u00e9n\u00e9rale<\/h2>\n\n\n\n

Pr\u00e9curseur sph\u00e9rique \u00e0 base de r\u00e9sine fabriqu\u00e9 dans un \u00e9quipement \u00e0 lit fluidis\u00e9 utilisant une double activation \u00e0 la vapeur et au CO\u2082. Sa sph\u00e9ricit\u00e9 quasi parfaite am\u00e9liore la densit\u00e9 de tassement des particules et cr\u00e9e des vides interstitiels uniformes favorisant le mouillage par l'\u00e9lectrolyte. Cette g\u00e9om\u00e9trie est sp\u00e9cialement con\u00e7ue pour les anodes silicium-carbone haut de gamme, o\u00f9 l'uniformit\u00e9 de l'\u00e9paisseur du rev\u00eatement a un impact direct sur la dur\u00e9e de vie de la cellule. Convient aux supports de catalyseurs h\u00e9t\u00e9rog\u00e8nes, aux pr\u00e9curseurs d'anodes silicium-carbone et aux applications \u00e9lectrochimiques avanc\u00e9es.<\/p>\n\n\n\n

Caract\u00e9ristiques techniques<\/h2>\n\n\n\n
Caract\u00e9ristiques techniques<\/th>PAC-Q85<\/th>PAC-Q95<\/th>Unit\u00e9<\/th><\/tr><\/thead>
Volume total des pores<\/td>0,85 \u00b1 0,03<\/td>0,95 \u00b1 0,03<\/td>cm\u00b3\/g<\/td><\/tr>
Surface sp\u00e9cifique<\/td>1850 \u00b1 100<\/td>1950 \u00b1 100<\/td>m\u00b2\/g<\/td><\/tr>
Taille moyenne des pores<\/td>\u2264 1,9<\/td>\u2264 1,9<\/td>nm<\/td><\/tr>
Rapport volumique des micropores<\/td>>85<\/td>>85<\/td>%<\/td><\/tr>
Teneur en humidit\u00e9<\/td><1<\/td><1<\/td>%<\/td><\/tr>
Teneur en cendres<\/td>< 0,2<\/td>< 0,2<\/td>%<\/td><\/tr>
Taille des particules D10<\/td>4 \u00b1 1<\/td>4 \u00b1 1<\/td>\u03bcm<\/td><\/tr>
Taille moyenne des particules D50<\/td>8 \u00b1 1<\/td>8 \u00b1 1<\/td>\u03bcm<\/td><\/tr>
Taille des particules D90<\/td>14 \u00b1 1<\/td>14 \u00b1 1<\/td>\u03bcm<\/td><\/tr>
valeur du pH<\/td>6~8<\/td>6~8<\/td>\u2014<\/td><\/tr>
Substance magn\u00e9tique<\/td><2<\/td><2<\/td>ppm<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Principaux domaines d'application<\/h2>\n\n\n\n
    \n
  • Anodes haut de gamme en silicium-carbone pour les batteries destin\u00e9es aux v\u00e9hicules \u00e9lectriques et \u00e0 l'a\u00e9ronautique<\/li>\n\n\n\n
  • Supports de catalyseurs de pr\u00e9cision n\u00e9cessitant une dynamique d'\u00e9coulement uniforme<\/li>\n\n\n\n
  • Programmes de recherche sur les batteries \u00e0 \u00e9lectrolyte solide<\/li>\n\n\n\n
  • Nouveaux domaines li\u00e9s \u00e0 l'\u00e9nergie et \u00e0 l'\u00e9lectrochimie<\/li>\n<\/ul>\n\n\n\n

    Verrouillage de la morphologie<\/h2>\n\n\n\n
      \n
    • Les particules sph\u00e9riques \u00e9liminent les ar\u00eates vives responsables des d\u00e9fauts de rev\u00eatement des \u00e9lectrodes et de la s\u00e9gr\u00e9gation de la suspension.<\/li>\n\n\n\n
    • Une teneur en humidit\u00e9 inf\u00e9rieure \u00e0 1% et une teneur en cendres inf\u00e9rieure \u00e0 0,2% \u2014 la limite maximale de cendres la plus basse de la gamme de pr\u00e9curseurs \u2014 permettent de r\u00e9duire au minimum les r\u00e9actions secondaires avec les sels \u00e9lectrolytiques.<\/li>\n\n\n\n
    • L'activation en lit fluidis\u00e9 garantit que chaque sph\u00e8re est expos\u00e9e de mani\u00e8re identique au gaz, ce qui permet d'obtenir une uniformit\u00e9 des pores in\u00e9gal\u00e9e d'un lot \u00e0 l'autre.<\/li>\n\n\n\n
    • Une densit\u00e9 de tapage plus \u00e9lev\u00e9e r\u00e9duit la porosit\u00e9 des \u00e9lectrodes, ce qui augmente la densit\u00e9 \u00e9nerg\u00e9tique volum\u00e9trique de la cellule finie.<\/li>\n<\/ul>\n\n\n\n

      <\/p>","protected":false},"excerpt":{"rendered":"

      Overview Spherical resin-based precursor manufactured in fluidized-bed equipment using steam\/CO\u2082 dual-activation. The near-perfect sphericity enhances particle packing density and creates uniform interstitial voids for electrolyte wetting. This geometry is specifically engineered for high-end silicon-carbon anodes where coating thickness uniformity directly impacts cell cycle life. Suitable for heterogeneous catalyst carriers, silicon-carbon anode precursors, and advanced electrochemical […]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[42],"tags":[53],"class_list":["post-1072","post","type-post","status-publish","format-standard","hentry","category-electrochemical-carbon","tag-pac-q-series"],"acf":[],"_links":{"self":[{"href":"https:\/\/psd-carbon.com\/fr\/wp-json\/wp\/v2\/posts\/1072","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/psd-carbon.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/psd-carbon.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/psd-carbon.com\/fr\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/psd-carbon.com\/fr\/wp-json\/wp\/v2\/comments?post=1072"}],"version-history":[{"count":5,"href":"https:\/\/psd-carbon.com\/fr\/wp-json\/wp\/v2\/posts\/1072\/revisions"}],"predecessor-version":[{"id":2304,"href":"https:\/\/psd-carbon.com\/fr\/wp-json\/wp\/v2\/posts\/1072\/revisions\/2304"}],"wp:attachment":[{"href":"https:\/\/psd-carbon.com\/fr\/wp-json\/wp\/v2\/media?parent=1072"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/psd-carbon.com\/fr\/wp-json\/wp\/v2\/categories?post=1072"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/psd-carbon.com\/fr\/wp-json\/wp\/v2\/tags?post=1072"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}