{"id":8133,"date":"2025-03-17T07:21:34","date_gmt":"2025-03-17T07:21:34","guid":{"rendered":"https:\/\/longchangchemical.com\/?post_type=product&#038;p=8133"},"modified":"2026-01-09T06:36:23","modified_gmt":"2026-01-09T06:36:23","slug":"uv-384-2","status":"publish","type":"product","link":"https:\/\/longchangchemical.com\/fr\/product\/uv-384-2\/","title":{"rendered":"CHLUMIUV\u00ae UV-384-2 CAS 127519-17-9"},"content":{"rendered":"<p><strong>Absorbeur UV 384-2 : Fonctions et applications d\u00e9taill\u00e9es<\/strong><\/p>\n<p><strong>Absorbeur d'UV 384-2<\/strong>\u00a0est un absorbeur d'ultraviolets tr\u00e8s efficace utilis\u00e9 principalement pour prot\u00e9ger les mat\u00e9riaux polym\u00e8res (tels que les plastiques, les rev\u00eatements et le caoutchouc) des dommages caus\u00e9s par les rayons ultraviolets (UV). Son nom chimique est\u00a0<strong>2-Hydroxy-4-n-octoxybenzoph\u00e9none<\/strong>, appartenant \u00e0 la\u00a0<strong>la classe des benzoph\u00e9nones comme absorbeurs d'UV<\/strong>. Vous trouverez ci-dessous ses fonctions et applications d\u00e9taill\u00e9es :<\/p>\n<hr \/>\n<h3><strong>Recommandations d'utilisation<\/strong><\/h3>\n<ol start=\"1\">\n<li><strong>Dosage<\/strong>:\n<ul>\n<li>Le dosage typique est le suivant\u00a0<strong>0,1% \u00e0 0,5%<\/strong>\u00a0du poids du polym\u00e8re, en fonction de l'application et du type de mat\u00e9riau.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Temp\u00e9rature de traitement<\/strong>:\n<ul>\n<li>Convient aux temp\u00e9ratures de traitement conventionnelles, mais ne doit pas d\u00e9passer sa temp\u00e9rature de d\u00e9composition thermique (g\u00e9n\u00e9ralement sup\u00e9rieure \u00e0 250\u00b0C).<\/li>\n<\/ul>\n<\/li>\n<li><strong>Combinaison avec d'autres additifs<\/strong>:\n<ul>\n<li>Peut \u00eatre utilis\u00e9 avec des stabilisateurs de lumi\u00e8re (par exemple, HALS) et des antioxydants pour une protection compl\u00e8te.<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<h3><strong>Fonctions principales<\/strong><\/h3>\n<ol start=\"1\">\n<li><strong>R\u00e9sistance \u00e0 la d\u00e9gradation par les UV<\/strong>:\n<ul>\n<li>L'absorbeur d'UV 384-2 absorbe efficacement la lumi\u00e8re ultraviolette (en particulier les bandes UV-A et UV-B), emp\u00eachant la photod\u00e9gradation et la photo-oxydation des mat\u00e9riaux polym\u00e8res caus\u00e9es par le rayonnement UV.<\/li>\n<li>Prolonge la dur\u00e9e de vie des mat\u00e9riaux en \u00e9vitant la d\u00e9coloration, la fragilisation et la perte des propri\u00e9t\u00e9s m\u00e9caniques.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Stabilit\u00e9 de la lumi\u00e8re<\/strong>:\n<ul>\n<li>Convertit l'\u00e9nergie UV absorb\u00e9e en chaleur inoffensive, r\u00e9duisant ainsi les dommages caus\u00e9s aux mat\u00e9riaux par les UV.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Stabilit\u00e9 thermique<\/strong>:\n<ul>\n<li>Il conserve des performances stables m\u00eame dans des conditions de temp\u00e9rature \u00e9lev\u00e9e, ce qui le rend adapt\u00e9 aux applications n\u00e9cessitant une r\u00e9sistance \u00e0 la chaleur.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Faible volatilit\u00e9<\/strong>:\n<ul>\n<li>Il pr\u00e9sente une faible volatilit\u00e9, ce qui le rend adapt\u00e9 aux traitements \u00e0 haute temp\u00e9rature et \u00e0 une utilisation \u00e0 long terme.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Effets synergiques<\/strong>:\n<ul>\n<li>Peut \u00eatre utilis\u00e9 en combinaison avec des stabilisateurs de lumi\u00e8re (par exemple, HALS) et des antioxydants pour fournir une stabilisation compl\u00e8te \u00e0 la lumi\u00e8re et \u00e0 la chaleur.<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<hr \/>\n<h3><strong>Avantages<\/strong><\/h3>\n<ul>\n<li><strong>Haute efficacit\u00e9<\/strong>: Assure une protection UV \u00e0 long terme.<\/li>\n<li><strong>Compatibilit\u00e9<\/strong>: Compatible avec divers polym\u00e8res et additifs.<\/li>\n<li><strong>Respect de l'environnement<\/strong>: Faible toxicit\u00e9, r\u00e9pond aux exigences environnementales.<\/li>\n<li><strong>R\u00e9sistance \u00e0 la chaleur<\/strong>: Performance stable \u00e0 des temp\u00e9ratures \u00e9lev\u00e9es.<\/li>\n<li><strong>Faible volatilit\u00e9<\/strong>: Convient au traitement \u00e0 haute temp\u00e9rature et \u00e0 l'utilisation \u00e0 long terme.<\/li>\n<\/ul>\n<hr \/>\n<h3><strong>Pr\u00e9cautions<\/strong><\/h3>\n<ul>\n<li>Conserver dans un endroit frais et sec, \u00e0 l'abri des temp\u00e9ratures \u00e9lev\u00e9es et de l'humidit\u00e9.<\/li>\n<li>Utiliser un \u00e9quipement de protection pour \u00e9viter tout contact direct avec la peau et les yeux.<\/li>\n<\/ul>\n<hr \/>\n<p>L'absorbeur d'UV 384-2 est un absorbeur d'UV polyvalent qui am\u00e9liore consid\u00e9rablement la r\u00e9sistance aux intemp\u00e9ries et la dur\u00e9e de vie des mat\u00e9riaux, ce qui le rend largement utilis\u00e9 dans les industries n\u00e9cessitant une protection contre les UV.<\/p>\n<h2><strong>Contactez-nous d\u00e8s maintenant !<\/strong><\/h2>\n<p><strong>Si vous avez besoin de COA, MSDS ou TDS, veuillez remplir vos coordonn\u00e9es dans le formulaire ci-dessous, nous vous contacterons g\u00e9n\u00e9ralement dans les 24 heures. Vous pouvez \u00e9galement m'envoyer un courriel\u00a0<span style=\"color: #00ccff;\"><a style=\"color: #00ccff;\" href=\"mailto:info@longchangchemical.com\">info@longchangchemical.com<\/a><\/span>\u00a0pendant les heures de travail ( 8:30 am to 6:00 pm UTC+8 Mon.~Sat. ) ou utilisez le chat en direct du site web pour obtenir une r\u00e9ponse rapide.<\/strong><\/p>","protected":false},"excerpt":{"rendered":"<h3><strong>Domaines d'application<\/strong><\/h3>\n<ol start=\"1\">\n<li><strong>Industrie des plastiques<\/strong>:\n<ul>\n<li>Utilis\u00e9 dans le polypropyl\u00e8ne (PP), le poly\u00e9thyl\u00e8ne (PE), le chlorure de polyvinyle (PVC), le polycarbonate (PC) et d'autres produits en plastique pour pr\u00e9venir la d\u00e9coloration, la fragilisation et la perte de performance caus\u00e9es par le rayonnement UV.<\/li>\n<li>Applications courantes : meubles d'ext\u00e9rieur, pi\u00e8ces automobiles, films plastiques, tuyaux, fibres, etc.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Rev\u00eatements et encres<\/strong>:\n<ul>\n<li>Prot\u00e8ge les rev\u00eatements et les encres des dommages caus\u00e9s par les UV, en \u00e9vitant la d\u00e9coloration et le farinage.<\/li>\n<li>Applications courantes : rev\u00eatements automobiles, rev\u00eatements architecturaux, rev\u00eatements industriels, etc.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Produits en caoutchouc<\/strong>:\n<ul>\n<li>Prot\u00e8ge les mat\u00e9riaux en caoutchouc (par exemple, les pneus, les joints) des rayons UV et des dommages caus\u00e9s par l'ozone.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Textiles<\/strong>:\n<ul>\n<li>Am\u00e9liore la r\u00e9sistance \u00e0 la lumi\u00e8re des fibres synth\u00e9tiques (par exemple, le polyester, le nylon), emp\u00eachant la d\u00e9coloration et la perte de r\u00e9sistance.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Autres domaines<\/strong>:\n<ul>\n<li>Peut \u00eatre utilis\u00e9 dans les adh\u00e9sifs, les produits d'\u00e9tanch\u00e9it\u00e9 et d'autres mat\u00e9riaux polym\u00e8res pour la stabilisation des UV.<\/li>\n<\/ul>\n<\/li>\n<\/ol>","protected":false},"featured_media":8134,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[139],"product_tag":[],"class_list":{"0":"post-8133","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-lcsorb-uv-absorber","8":"first","9":"instock","10":"shipping-taxable","11":"product-type-simple"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.3.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>China UV absorber-384-2 Manufacturer - Longchang Chemical<\/title>\n<meta name=\"description\" content=\"UV-384-2 is a key product of Longchang Chemical. 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