{"id":27247,"date":"2025-11-10T17:47:21","date_gmt":"2025-11-10T09:47:21","guid":{"rendered":"https:\/\/xjysilicone.com\/?p=27247"},"modified":"2025-11-10T17:47:32","modified_gmt":"2025-11-10T09:47:32","slug":"how-to-select-coating-resin-efficiently-in-uv-coating-formulation%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/www.xjysilicone.com\/fr\/how-to-select-coating-resin-efficiently-in-uv-coating-formulation.html","title":{"rendered":"Comment s\u00e9lectionner efficacement la r\u00e9sine de rev\u00eatement dans la formulation de rev\u00eatement UV ?"},"content":{"rendered":"<div class=\"blog-posts single-post\" style=\"border-bottom: 2px solid #00999a;\" uia-uid=\"0|1\">\n<article class=\"post post-large blog-single-post border-0 m-0 p-0\">\n<div class=\"post-content ml-0\">\n<p style=\"margin:0pt 0pt 0.0001pt; text-align:justify\"><span style=\"color:#000000;\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\">Compar\u00e9 aux rev\u00eatements traditionnels, le rev\u00eatement UV d\u00e9signe le rev\u00eatement durci par lumi\u00e8re ultraviolette. Les rev\u00eatements durcissables aux UV peuvent \u00eatre appliqu\u00e9s sur des supports imprim\u00e9s \u00e0 l'encre et expos\u00e9s aux rayons ultraviolets. Le rev\u00eatement UV offre une teneur en solides pouvant atteindre 100 %, il n'\u00e9met donc pas de compos\u00e9s organiques volatils et ne pollue pas l'environnement. La forte teneur en solides permet \u00e9galement une application en couches tr\u00e8s \u00e9paisses. Mais comment s\u00e9lectionner efficacement la r\u00e9sine de rev\u00eatement dans la formulation du rev\u00eatement UV reste une question.<\/span><\/span><\/span><\/span><\/span><\/p>\n<p style=\"margin:0pt 0pt 0.0001pt; text-align:justify\">&nbsp;<\/p>\n<p style=\"margin: 0pt 0pt 0.0001pt 40px; text-align: justify;\"><a href=\"#\u6027\u80fd\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\">Caract\u00e9ristiques de la r\u00e9action de durcissement par rev\u00eatement UV verni<\/span><\/span><\/span><\/span><\/a><\/p>\n<p style=\"margin: 0pt 0pt 0.0001pt 40px; text-align: justify;\"><a href=\"#\u673a\u5236\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\">M\u00e9canisme de polym\u00e9risation<\/span><\/span><\/span><\/span><\/a><\/p>\n<p style=\"margin: 0pt 0pt 0.0001pt 40px; text-align: justify;\"><a href=\"#\u7b80\u4ecb\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\">Br\u00e8ve pr\u00e9sentation des r\u00e9sines couramment utilis\u00e9es dans les rev\u00eatements UV par fonction<\/span><\/span><\/span><\/span><\/a><\/p>\n<p style=\"margin: 0pt 0pt 0.0001pt 80px; text-align: justify;\"><a href=\"#\u786c\u6811\u8102\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\">1. R\u00e9sine dure \u2013 Tg \u00e9lev\u00e9e<\/span><\/span><\/span><\/span><\/a><\/p>\n<p style=\"margin: 0pt 0pt 0.0001pt 80px; text-align: justify;\"><a href=\"#\u8f6f\u6811\u8102\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\">2. R\u00e9sine souple \u2013 Tg basse<\/span><\/span><\/span><\/span><\/a><\/p>\n<p style=\"margin: 0pt 0pt 0.0001pt 80px; text-align: justify;\"><a href=\"#\u6781\u6027\u6811\u8102\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\">3. R\u00e9sines polaires<\/span><\/span><\/span><\/span><\/a><\/p>\n<p style=\"margin: 0pt 0pt 0.0001pt 80px; text-align: justify;\"><a href=\"#\u4e73\u6db2\u6d82\u6599\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\">4. Oligom\u00e8re de rev\u00eatement aqueux UV<\/span><\/span><\/span><\/span><\/a><\/p>\n<p style=\"margin: 0pt 0pt 0.0001pt 80px; text-align: justify;\"><a href=\"#\u65e0\u4ea4\u8054\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\">5. Application des r\u00e9sines de classe non-r\u00e9ticulante dans le processus de rev\u00eatement UV<\/span><\/span><\/span><\/span><\/a><\/p>\n<p style=\"margin: 0pt 0pt 0.0001pt 40px; text-align: justify;\"><a href=\"#\u9009\u62e9\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\">S\u00e9lection de la r\u00e9sine de primaire<\/span><\/span><\/span><\/span><\/a><\/p>\n<p style=\"margin: 0pt 0pt 0.0001pt 80px; text-align: justify;\"><a href=\"#\u7c98\u63a5\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\">1. Exigences d'adh\u00e9rence<\/span><\/span><\/span><\/span><\/a><\/p>\n<p style=\"margin: 0pt 0pt 0.0001pt 80px; text-align: justify;\"><a href=\"#\u6da6\u6e7f\u6027\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\">2. Mouillabilit\u00e9<\/span><\/span><\/span><\/span><\/a><\/p>\n<p style=\"margin: 0pt 0pt 0.0001pt 80px; text-align: justify;\"><a href=\"#\u7075\u6d3b\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:\u5b8b\u4f53\"><font face=\"Open Sans\">3. Flexibilit\u00e9<\/font><\/span><\/span><\/span><\/span><\/a><\/p>\n<p style=\"margin: 0pt 0pt 0.0001pt 40px; text-align: justify;\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><a id=\"\u6027\u80fd\" name=\"\u6027\u80fd\"><\/a><a href=\"#\u9009\u62e9\">Choix de la r\u00e9sine de couche de finition<\/a><\/span><\/span><\/span><\/span><\/p>\n<p style=\"margin: 0pt 0pt 0.0001pt 80px; text-align: justify;\"><a href=\"#\u6d41\u5e73\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\">1. Pl\u00e9nitude et nivellement<\/span><\/span><\/span><\/span><\/a><\/p>\n<p style=\"margin: 0pt 0pt 0.0001pt 80px; text-align: justify;\"><a href=\"#\u786c\u5ea6\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\">2. Robustesse (duret\u00e9 et r\u00e9sistance \u00e0 l'usure)<\/span><\/span><\/span><\/span><\/a><\/p>\n<p style=\"margin: 0pt 0pt 0.0001pt 80px; text-align: justify;\"><a href=\"#\u5185\u5c42\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\">3. Adh\u00e9rence intercouche<\/span><\/span><\/span><\/span><\/a><\/p>\n<p style=\"margin: 0pt 0pt 0.0001pt 80px; text-align: justify;\"><a href=\"#\u5316\u5b66\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\">4. R\u00e9sistance chimique<\/span><\/span><\/span><\/span><\/a><\/p>\n<p style=\"margin: 0pt 0pt 0.0001pt 80px; text-align: justify;\"><a href=\"#\u6297\u9ec4\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\">5. R\u00e9sistance au jaunissement<\/span><\/span><\/span><\/span><\/a><\/p>\n<p style=\"margin: 0pt 0pt 0.0001pt 80px; text-align: justify;\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><a id=\"\u673a\u5236\" name=\"\u673a\u5236\"><\/a><a href=\"#matte\">6. Mat<\/a><\/span><\/span><\/span><\/span><\/p>\n<p style=\"margin: 0pt 0pt 0.0001pt 40px; text-align: justify;\"><a href=\"#XJY\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\">XJY Silicones \u2013 Fournisseur de mati\u00e8res premi\u00e8res de premier choix pour les applications de rev\u00eatement en silicone<\/span><\/span><\/span><\/span><\/a><\/p>\n<h2 style=\"margin-top:13pt; margin-bottom:13pt; text-align:justify\"><span class=\"ez-toc-section\" id=\"Characteristics_of_the_gloss_UV-coated_curing_reaction\"><\/span><span style=\"font-size:28px;\"><span style=\"color:#000000;\"><span style=\"line-height:172%\"><span style=\"font-family:Arial\"><b><span style=\"font-family:'Open Sans'\">Caract\u00e9ristiques de la r\u00e9action de durcissement par rev\u00eatement UV verni<\/span><\/b><\/span><\/span><\/span><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p style=\"margin:0pt 0pt 0.0001pt; text-align:justify\"><span style=\"color:#000000;\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\">Le durcissement par rev\u00eatement UV ultraviolet est une r\u00e9action de polyaddition entre mol\u00e9cules insatur\u00e9es. Selon le m\u00e9canisme d'initiation de l'amorceur, il existe la polym\u00e9risation radicalaire et la polym\u00e9risation cationique. Mais la polym\u00e9risation courante que nous \u00e9tudions est la polym\u00e9risation radicalaire (cette conf\u00e9rence est bas\u00e9e sur la radicale) <a id=\"\u7b80\u4ecb\" name=\"\u7b80\u4ecb\"><\/a>polymerization). The\u00a0last C-C cross-linked structure is a rigid cross-link.<\/span><\/span><\/span><\/span><\/span><\/p>\n<h2 style=\"margin-top:13pt; margin-bottom:13pt; text-align:justify\"><span class=\"ez-toc-section\" id=\"Polymerization_mechanism\"><\/span><span style=\"font-size:28px;\"><span style=\"color:#000000;\"><span style=\"line-height:172%\"><span style=\"font-family:Arial\"><b><span style=\"font-family:'Open Sans'\">M\u00e9canisme de polym\u00e9risation<\/span><\/b><\/span><\/span><\/span><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p style=\"margin:0pt 0pt 0.0001pt; text-align:justify\"><span style=\"color:#000000;\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><a id=\"\u786c\u6811\u8102\" name=\"\u786c\u6811\u8102\"><\/a>La polym\u00e9risation radicalaire a une r\u00e9action rapide ; un fort retrait ; une faible variation du degr\u00e9 de polym\u00e9risation ; une grande influence de l'inhibition de polym\u00e9risation (0.01-0.1% d'inhibiteur de polym\u00e9risation emp\u00eache la r\u00e9action).<\/span><\/span><\/span><\/span><\/span><\/p>\n<p style=\"margin:0pt 0pt 0.0001pt; text-align:justify\"><span style=\"color:#000000;\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\">\u2013The most unfavorable thing for coatings is shrinkage. According to foreign studies by W.J.Bailey, etc., it is found that the non-polymerization time of double bonds is 11%.<\/span><\/span><\/span><\/span><\/span><\/p>\n<h2 style=\"margin-top:13pt; margin-bottom:13pt; text-align:justify\"><span class=\"ez-toc-section\" id=\"Brief_introduction_of_resins_commonly_used_in_UV_coatings_by_function\"><\/span><span style=\"font-size:28px;\"><span style=\"color:#000000;\"><span style=\"line-height:172%\"><span style=\"font-family:Arial\"><b><span style=\"font-family:'Open Sans'\">Br\u00e8ve pr\u00e9sentation des r\u00e9sines couramment utilis\u00e9es dans les rev\u00eatements UV par fonction<\/span><\/b><\/span><\/span><\/span><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3 style=\"margin-top: 13pt; margin-bottom: 13pt; text-align: justify; margin-left: 40px;\"><span class=\"ez-toc-section\" id=\"Hard_resin_%E2%80%93_high_Tg\"><\/span><span style=\"color:#f39c12;\"><span style=\"font-size:22px;\"><span style=\"line-height:172%\"><span style=\"font-family:Calibri\"><b><span style=\"font-family:'Open Sans'\">R\u00e9sine dure \u2013 Tg \u00e9lev\u00e9e<\/span><\/b><\/span><\/span><\/span><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<table border=\"1\" cellpadding=\"1\" cellspacing=\"1\" style=\"width: 100%;\">\n<tbody>\n<tr>\n<td>\n<p style=\"margin:0pt 0pt 0.0001pt; text-align:justify\"><span style=\"color:#000000;\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><a id=\"\u8f6f\u6811\u8102\" name=\"\u8f6f\u6811\u8102\"><\/a>Haute duret\u00e9, bonne r\u00e9sistance chimique, vitesse de durcissement rapide pour la plupart<\/span><\/span><\/span><\/span><\/span><\/p>\n<ul>\n<li style=\"margin:0pt 0pt 0.0001pt; text-align:justify\"><span style=\"color:#000000;\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\">Standard bisphenol A EA ;<\/span><\/span><\/span><\/span><\/span><\/li>\n<li style=\"margin:0pt 0pt 0.0001pt; text-align:justify\"><span style=\"color:#000000;\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\">PUA \u00e0 groupe fonctionnel \u00e9lev\u00e9 et 2fPUA \u00e0 faible poids mol\u00e9culaire ;<\/span><\/span><\/span><\/span><\/span><\/li>\n<li style=\"margin:0pt 0pt 0.0001pt; text-align:justify\"><span style=\"color:#000000;\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\">Acrylate d'amino \u00e0 haute fonctionnalit\u00e9 ;<\/span><\/span><\/span><\/span><\/span><\/li>\n<li style=\"margin:0pt 0pt 0.0001pt; text-align:justify\"><span style=\"color:#000000;\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\">Oligom\u00e8res m\u00e9thacrylate.<\/span><\/span><\/span><\/span><\/span><\/li>\n<\/ul>\n<\/td>\n<td><img decoding=\"async\" src=\"\/media\/145\/59UVcoating.jpg\" style=\"height: 145px; width: 250px;\"><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<ul><\/ul>\n<h3 style=\"margin-top: 13pt; margin-bottom: 13pt; text-align: justify; margin-left: 40px;\"><span class=\"ez-toc-section\" id=\"Soft_resin%E2%80%94low_Tg\"><\/span><span style=\"font-size:22px;\"><span style=\"color:#f39c12;\"><span style=\"line-height:172%\"><span style=\"font-family:Calibri\"><b><span style=\"font-family:'Open Sans'\">R\u00e9sine souple \u2013 Tg basse<\/span><\/b><\/span><\/span><\/span><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<table border=\"1\" cellpadding=\"1\" cellspacing=\"1\" style=\"width: 100%;\">\n<tbody>\n<tr>\n<td>\n<p style=\"margin:0pt 0pt 0.0001pt; text-align:justify\"><span style=\"color:#000000;\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><a id=\"\u6781\u6027\u6811\u8102\" name=\"\u6781\u6027\u6811\u8102\"><\/a>Bonne flexibilit\u00e9, faible vitesse de durcissement et faible densit\u00e9 de r\u00e9ticulation.<\/span><\/span><\/span><\/span><\/span><\/p>\n<ul>\n<li style=\"margin:0pt 0pt 0.0001pt; text-align:justify\"><span style=\"color:#000000;\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\">\u00c9poxy modifi\u00e9 \u2014 acrylate d'huile de soja \u00e9poxyd\u00e9, etc. ;<\/span><\/span><\/span><\/span><\/span><\/li>\n<li style=\"margin:0pt 0pt 0.0001pt; text-align:justify\"><span style=\"color:#000000;\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\">Acrylate de polyester \u00e0 longue cha\u00eene ;<\/span><\/span><\/span><\/span><\/span><\/li>\n<li style=\"margin:0pt 0pt 0.0001pt; text-align:justify\"><span style=\"color:#000000;\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\">Polyur\u00e9thane acrylate (PUA) de structure lin\u00e9aire avec une masse mol\u00e9culaire sup\u00e9rieure \u00e0 1200 ;<\/span><\/span><\/span><\/span><\/span><\/li>\n<li style=\"margin:0pt 0pt 0.0001pt; text-align:justify\"><span style=\"color:#000000;\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\">Partiellement oligom\u00e8re d'acrylate pur<\/span><\/span><\/span><\/span><\/span><\/li>\n<\/ul>\n<\/td>\n<td style=\"width: 250px;\"><img decoding=\"async\" src=\"\/media\/145\/59UVcoating2.jpg\" style=\"height: 153px; width: 250px;\"><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<ul><\/ul>\n<h3 style=\"margin-top: 13pt; margin-bottom: 13pt; text-align: justify; margin-left: 40px;\"><span class=\"ez-toc-section\" id=\"Polar_resins\"><\/span><span style=\"font-size:22px;\"><span style=\"color:#f39c12;\"><span style=\"line-height:172%\"><span style=\"font-family:Calibri\"><b><span style=\"font-family:'Open Sans'\">R\u00e9sines polaires<\/span><\/b><\/span><\/span><\/span><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<table border=\"1\" cellpadding=\"1\" cellspacing=\"1\" style=\"width: 100%;\">\n<tbody>\n<tr>\n<td>\n<p style=\"margin:0pt 0pt 0.0001pt; text-align:justify\"><span style=\"color:#000000;\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><a id=\"\u4e73\u6db2\u6d82\u6599\" name=\"\u4e73\u6db2\u6d82\u6599\"><\/a>Oligom\u00e8res contenant de l'hydrog\u00e8ne r\u00e9actif ou formant facilement des liaisons hydrog\u00e8ne, modifiant la polarit\u00e9 ou la tension superficielle<\/span><\/span><\/span><\/span><\/span><\/p>\n<ul>\n<li style=\"margin:0pt 0pt 0.0001pt; text-align:justify\"><span style=\"color:#000000;\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\">Acrylate de phosphate<\/span><\/span><\/span><\/span><\/span><\/li>\n<li style=\"margin:0pt 0pt 0.0001pt; text-align:justify\"><span style=\"color:#000000;\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\">Oligom\u00e8re de silicone organique - sp\u00e9cial<\/span><\/span><\/span><\/span><\/span><\/li>\n<li style=\"margin:0pt 0pt 0.0001pt; text-align:justify\"><span style=\"color:#000000;\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\">Oligom\u00e8res de carboxyacrylate<\/span><\/span><\/span><\/span><\/span><\/li>\n<\/ul>\n<\/td>\n<td><img decoding=\"async\" src=\"\/media\/145\/59UVcoating3.jpg\" style=\"height: 140px; width: 250px;\"><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<ul><\/ul>\n<h3 style=\"margin-top: 13pt; margin-bottom: 13pt; text-align: justify; margin-left: 40px;\"><span class=\"ez-toc-section\" id=\"Aqueous_coating_UV_oligomer\"><\/span><span style=\"font-size:22px;\"><span style=\"color:#f39c12;\"><span style=\"line-height:172%\"><span style=\"font-family:Calibri\"><b><span style=\"font-family:'Open Sans'\">Aqueux <\/span><\/b><b><span style=\"font-family:'Open Sans'\">rev\u00eatement <\/span><\/b><b><span style=\"font-family:'Open Sans'\">Oligom\u00e8re UV<\/span><\/b><\/span><\/span><\/span><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<table border=\"1\" cellpadding=\"1\" cellspacing=\"1\" style=\"width: 100%;\">\n<tbody>\n<tr>\n<td>\n<p style=\"margin:0pt 0pt 0.0001pt; text-align:justify\"><span style=\"color:#000000;\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><a id=\"\u65e0\u4ea4\u8054\" name=\"\u65e0\u4ea4\u8054\"><\/a>Type \u00e9mulsion, type dispersion aqueuse, type hydrosoluble<\/span><\/span><\/span><\/span><\/span><\/p>\n<ul>\n<li style=\"margin:0pt 0pt 0.0001pt; text-align:justify\"><span style=\"color:#000000;\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\">Type polyur\u00e9thane \u2014 principalement.<\/span><\/span><\/span><\/span><\/span><\/li>\n<li style=\"margin:0pt 0pt 0.0001pt; text-align:justify\"><span style=\"color:#000000;\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\">Classe des acrylates d'\u00e9poxy.<\/span><\/span><\/span><\/span><\/span><\/li>\n<li style=\"margin:0pt 0pt 0.0001pt; text-align:justify\"><span style=\"color:#000000;\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\">Classe des acrylates de polyester.<\/span><\/span><\/span><\/span><\/span><\/li>\n<\/ul>\n<\/td>\n<td style=\"width: 250px;\"><img decoding=\"async\" src=\"\/media\/145\/UVcoating4.jpg\" style=\"height: 130px; width: 250px;\"><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<ul><\/ul>\n<h3 style=\"margin-top: 13pt; margin-bottom: 13pt; text-align: justify; margin-left: 40px;\"><span class=\"ez-toc-section\" id=\"Non-crosslinking_class_resins_in_the_UV_coating_process_application\"><\/span><span style=\"color:#f39c12;\"><span style=\"font-size:22px;\"><span style=\"line-height:172%\"><span style=\"font-family:Calibri\"><b><span style=\"font-family:'Open Sans'\">Application des r\u00e9sines non r\u00e9ticulantes dans le processus de rev\u00eatement UV<\/span><\/b><\/span><\/span><\/span><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"margin:0pt 0pt 0.0001pt; text-align:justify\"><span style=\"color:#000000;\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><a id=\"\u9009\u62e9\" name=\"\u9009\u62e9\"><\/a>R\u00f4le de remplissage, am\u00e9lioration de la densit\u00e9 de r\u00e9ticulation, augmentation de l'adh\u00e9rence, modification de la flexibilit\u00e9, am\u00e9lioration de la mouillabilit\u00e9 et autres r\u00f4les auxiliaires<\/span><\/span><\/span><\/span><\/span><\/p>\n<ol>\n<li style=\"margin:0pt 0pt 0.0001pt; text-align:justify\"><span style=\"color:#000000;\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\">R\u00e9sines alkyls \u00e0 longue huile.<a id=\"\u7c98\u63a5\" name=\"\u7c98\u63a5\"><\/a><\/span><\/span><\/span><\/span><\/span><\/li>\n<li style=\"margin:0pt 0pt 0.0001pt; text-align:justify\"><span style=\"color:#000000;\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\">R\u00e9sines acryliques thermoplastiques.<\/span><\/span><\/span><\/span><\/span><\/li>\n<li style=\"margin:0pt 0pt 0.0001pt; text-align:justify\"><span style=\"color:#000000;\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\">R\u00e9sines d'ald\u00e9hydes et de c\u00e9tones.<\/span><\/span><\/span><\/span><\/span><\/li>\n<li style=\"margin:0pt 0pt 0.0001pt; text-align:justify\"><span style=\"color:#000000;\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\">R\u00e9sines p\u00e9troli\u00e8res, etc.<\/span><\/span><\/span><\/span><\/span><\/li>\n<\/ol>\n<h2 style=\"margin-top:13pt; margin-bottom:13pt; text-align:justify\"><span class=\"ez-toc-section\" id=\"Selection_of_primer_resin\"><\/span><span style=\"font-size:28px;\"><span style=\"color:#000000;\"><span style=\"line-height:172%\"><span style=\"font-family:Arial\"><b><span style=\"font-family:'Open Sans'\">S\u00e9lection de la r\u00e9sine de primaire<\/span><\/b><\/span><\/span><\/span><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ol>\n<li style=\"margin-top:13pt; margin-bottom:13pt; text-align:justify\"><span style=\"font-size:22px;\"><span style=\"color:#000000;\"><span style=\"line-height:172%\"><span style=\"font-family:Calibri\"><b><span style=\"font-family:'Open Sans'\">A<\/span><\/b><b><span style=\"font-family:'Open Sans'\">Exigences d'adh\u00e9rence<\/span><\/b><\/span><\/span><\/span><\/span><\/li>\n<\/ol>\n<p style=\"margin:0pt 0pt 0.0001pt; text-align:justify\"><span style=\"color:#000000;\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\">T<\/span><\/span><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\">Ceci est la g\u00e9n\u00e9ralit\u00e9 de la r\u00e9sine d'appr\u00eat, relativement parlant actuellement il est difficile d'adh\u00e9rer aux principales zones.<\/span><\/span><\/span><\/span><\/span><\/p>\n<p style=\"margin:0pt 0pt 0.0001pt; text-align:justify\">&nbsp;<\/p>\n<p style=\"margin:0pt 0pt 0.0001pt; text-align:justify\"><span style=\"color:#000000;\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\">A. glass \u2014\u2014 choose methacrylate oligomers and non-film forming resins and some special polar resin \u2013 thiol siloxane system with (but water resistance is a barrier to the current formulation);<\/span><\/span><\/span><\/span><\/span><\/p>\n<p style=\"margin:0pt 0pt 0.0001pt; text-align:justify\">&nbsp;<\/p>\n<p style=\"margin:0pt 0pt 0.0001pt; text-align:justify\"><span style=\"color:#000000;\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\">B. M\u00e9tal, divis\u00e9 en types de m\u00e9tal, pour l'adh\u00e9rence du m\u00e9tal dans l'industrie des rev\u00eatements est essentiellement appliqu\u00e9 pour d\u00e9truire la m\u00e9thode de r\u00e9ticulation, le traitement phosphate est couramment utilis\u00e9 \u00e0 l'international. L'UV actuellement le plus courant est la combinaison de phosphate d'esters avec certaines m\u00e9thodes de propyl\u00e8ne pur.<\/span><\/span><\/span><\/span><\/span><\/p>\n<p style=\"margin:0pt 0pt 0.0001pt; text-align:justify\">&nbsp;<\/p>\n<p style=\"margin:0pt 0pt 0.0001pt; text-align:justify\"><span style=\"color:#000000;\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\">C. La classe des plastiques (incluant les papiers plastifi\u00e9s et autres types de finition de peinture), qui est actuellement une classe relativement vaste et particuli\u00e8rement complexe, principalement en raison de la structure complexe des plastiques, de la forme cristalline, de la tension de surface variable, il est relativement difficile pour les BMC, PET, PP, etc. Il n'existe pas de formulation unifi\u00e9e qui puisse fonctionner en g\u00e9n\u00e9ral, <a id=\"\u6da6\u6e7f\u6027\" name=\"\u6da6\u6e7f\u6027\"><\/a>en utilisant du PUA flexible, et du C pur ainsi que certaines r\u00e9sines non filmog\u00e8nes et r\u00e9sines polaires ont un certain effet, mais il faut pr\u00eater attention \u00e0 la r\u00e9sistance chimique, et une attention stricte doit \u00eatre port\u00e9e \u00e0 la r\u00e9sistance \u00e0 l'eau des r\u00e9sines concern\u00e9es.<\/span><\/span><\/span><\/span><\/span><\/p>\n<p style=\"margin:0pt 0pt 0.0001pt; text-align:justify\">&nbsp;<\/p>\n<p style=\"margin:0pt 0pt 0.0001pt; text-align:justify\"><span style=\"color:#000000;\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\">D. Bois huileux : actuellement, il s'agit principalement de certains bois durs comme l'acajou clon\u00e9, le bois de rose, le m\u00fbrier verte, le grand bois d'hippopotame, et d'autres bois o\u00f9 l'adh\u00e9rence est relativement difficile en raison de l'huile. Pour sceller l'huile, il existe encore tr\u00e8s peu de bons exemples purs UV sur le march\u00e9. On peut d'abord utiliser un scellant PU puis une sous-couche d'adh\u00e9rence UV. Principalement, certaines r\u00e9sines ou monom\u00e8res polaires et des r\u00e9sines de charge peuvent assurer une bonne adh\u00e9rence.<\/span><\/span><\/span><\/span><\/span><\/p>\n<ol start=\"2\">\n<li style=\"margin-top:13pt; margin-bottom:13pt; text-align:justify\"><span style=\"font-size:22px;\"><span style=\"color:#000000;\"><span style=\"line-height:172%\"><span style=\"font-family:Calibri\"><b><span style=\"font-family:'Open Sans'\">Wettability<\/span><\/b><\/span><\/span><\/span><\/span><\/li>\n<\/ol>\n<p style=\"margin:0pt 0pt 0.0001pt; text-align:justify\"><span style=\"color:#000000;\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><a id=\"\u7075\u6d3b\" name=\"\u7075\u6d3b\"><\/a>Le mouillage des pigments et des charges et le mouillage des substrats sont deux fonctions diff\u00e9rentes car la tension de surface du substrat ne peut pas \u00eatre garantie exactement identique \u00e0 celle des pigments et des charges.<\/span><\/span><\/span><\/span><\/span><\/p>\n<p style=\"margin:0pt 0pt 0.0001pt; text-align:justify\">&nbsp;<\/p>\n<p style=\"margin:0pt 0pt 0.0001pt; text-align:justify\"><span style=\"color:#000000;\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\">A. Le mouillage des pigments et des charges peut garantir la stabilit\u00e9 au stockage du rev\u00eatement et la transparence de la compatibilit\u00e9 du film de peinture. Par exemple, certains PUA, PEA, et acrylates d'huile de soja \u00e9poxyd\u00e9e ont cet effet ;<\/span><\/span><\/span><\/span><\/span><\/p>\n<p style=\"margin:0pt 0pt 0.0001pt; text-align:justify\">&nbsp;<\/p>\n<p style=\"margin:0pt 0pt 0.0001pt; text-align:justify\"><span style=\"color:#000000;\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\">B. Pour le mouillage des substrats tels que les r\u00e9sines aminos et PEA, l'effet est meilleur.<\/span><\/span><\/span><\/span><\/span><\/p>\n<ol start=\"3\">\n<li style=\"margin-top:13pt; margin-bottom:13pt; text-align:justify\"><span style=\"font-size:22px;\"><span style=\"color:#000000;\"><span style=\"line-height:172%\"><span style=\"font-family:Calibri\"><b><span style=\"font-family:'Open Sans'\">Flexibility<\/span><\/b><\/span><\/span><\/span><\/span><\/li>\n<\/ol>\n<p style=\"margin:0pt 0pt 0.0001pt; text-align:justify\"><span style=\"color:#000000;\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\">Cela est li\u00e9 \u00e0 la tenue et \u00e0 l'adh\u00e9rence intercouche.<\/span><\/span><\/span><\/span><\/span><\/p>\n<p style=\"margin:0pt 0pt 0.0001pt; text-align:justify\">&nbsp;<\/p>\n<p style=\"margin:0pt 0pt 0.0001pt; text-align:justify\"><span style=\"color:#000000;\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><a id=\"\u9009\u62e9\" name=\"\u9009\u62e9\"><\/a>Des EA standard et certains PEA et certains monom\u00e8res sont g\u00e9n\u00e9ralement s\u00e9lectionn\u00e9s pour coordonner la flexibilit\u00e9 du traitement, ajustant ainsi le pon\u00e7age et l'adh\u00e9rence intercouche.<\/span><\/span><\/span><\/span><\/span><\/p>\n<p style=\"margin:0pt 0pt 0.0001pt; text-align:justify\">&nbsp;<\/p>\n<p style=\"margin:0pt 0pt 0.0001pt; text-align:justify\"><span style=\"color:#000000;\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><a id=\"\u6d41\u5e73\" name=\"\u6d41\u5e73\"><\/a>At present, there are also hardened primers that emphasize hardness in the market \u2013 pay attention to the curing of the hard resin and the coating amount made by UV coating machine, otherwise, it will easily lead to the bursting of the paint film;<\/span><\/span><\/span><\/span><\/span><\/p>\n<p style=\"margin:0pt 0pt 0.0001pt; text-align:justify\">&nbsp;<\/p>\n<p style=\"margin:0pt 0pt 0.0001pt; text-align:justify\"><span style=\"color:#000000;\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\">The market also requires so-called elastic primers \u2013 more flexible resins, preferably polyester PUAs, polyethers have poor toughness and insufficient mechanical modulus.<\/span><\/span><\/span><\/span><\/span><\/p>\n<h2 style=\"margin-top:13pt; margin-bottom:13pt; text-align:justify\"><span class=\"ez-toc-section\" id=\"Choice_of_topcoat_resin\"><\/span><span style=\"font-size:28px;\"><span style=\"color:#000000;\"><span style=\"line-height:172%\"><span style=\"font-family:Arial\"><b><span style=\"font-family:'Open Sans'\">Choix de la r\u00e9sine de couche de finition<\/span><\/b><\/span><\/span><\/span><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3 style=\"margin-top: 13pt; margin-bottom: 13pt; text-align: justify; margin-left: 40px;\"><span class=\"ez-toc-section\" id=\"Fullness_and_leveling\"><\/span><span style=\"font-size:22px;\"><span style=\"color:#000000;\"><span style=\"line-height:172%\"><span style=\"font-family:Calibri\"><b><span style=\"font-family:'Open Sans'\">Pl\u00e9nitude et lissage<a id=\"\u786c\u5ea6\" name=\"\u786c\u5ea6\"><\/a><\/span><\/b><\/span><\/span><\/span><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"margin:0pt 0pt 0.0001pt; text-align:justify\"><span style=\"color:#000000;\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\">Pour r\u00e9pondre \u00e0 cette exigence, il est n\u00e9cessaire de choisir une r\u00e9sine avec une bonne compatibilit\u00e9 et une combinaison de monom\u00e8res, d'am\u00e9liorer le mouillage et le nivellement avec la sous-couche, et d'augmenter l\u00e9g\u00e8rement le degr\u00e9 de r\u00e9ticulation, et de choisir une r\u00e9sine avec un indice de r\u00e9fraction plus \u00e9lev\u00e9.<\/span><\/span><\/span><\/span><\/span><\/p>\n<p style=\"margin:0pt 0pt 0.0001pt; text-align:justify\">&nbsp;<\/p>\n<p style=\"margin:0pt 0pt 0.0001pt; text-align:justify\"><span style=\"color:#000000;\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\">G\u00e9n\u00e9ralement, du PUA \u00e0 groupes fonctionnels \u00e9lev\u00e9s, des r\u00e9sines aminos et de l'EA standard sont utilis\u00e9s comme r\u00e9sines principales.<\/span><\/span><\/span><\/span><\/span><\/p>\n<h3 style=\"margin-top: 13pt; margin-bottom: 13pt; text-align: justify; margin-left: 40px;\"><span class=\"ez-toc-section\" id=\"Toughness_hardness_and_wear_resistance\"><\/span><span style=\"font-size:22px;\"><span style=\"color:#000000;\"><span style=\"line-height:172%\"><span style=\"font-family:Calibri\"><b><span style=\"font-family:'Open Sans'\">Robustesse (duret\u00e9 et r\u00e9sistance \u00e0 l'usure)<\/span><\/b><\/span><\/span><\/span><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"margin:0pt 0pt 0.0001pt; text-align:justify\"><span style=\"color:#000000;\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\">Il existe de nombreuses corr\u00e9lations in\u00e9vitables entre les deux propri\u00e9t\u00e9s des films de peinture, mais elles ne sont pas n\u00e9cessairement identiques, et elles sont trait\u00e9es diff\u00e9remment.<\/span><\/span><\/span><\/span><\/span><\/p>\n<p style=\"margin:0pt 0pt 0.0001pt; text-align:justify\">&nbsp;<\/p>\n<p style=\"margin:0pt 0pt 0.0001pt; text-align:justify\"><span style=\"color:#000000;\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><a id=\"\u5185\u5c42\" name=\"\u5185\u5c42\"><\/a>Duret\u00e9 : \u00c0 l'exception des laques traditionnelles pour bois avec un film de peinture \u00e9pais de 80-120 \u00b5m et certaines applications par pulv\u00e9risation \u00e9paisse, une grande partie de la duret\u00e9 provient du film de peinture lui-m\u00eame. Il y a aussi une part de fausse duret\u00e9 \u00e0 surveiller, comme les substrats, les rev\u00eatements de sous-couche, le toucher de surface, etc. Les surfaces roul\u00e9es et les pulv\u00e9risations fines en sont un exemple typique. En plus des r\u00e9sines hautement fonctionnelles mentionn\u00e9es ci-dessus, des r\u00e9sines de silicone ou des additifs au silicone peuvent \u00eatre utilis\u00e9s <a id=\"\u5316\u5b66\" name=\"\u5316\u5b66\"><\/a>pour l'am\u00e9lioration.<\/span><\/span><\/span><\/span><\/span><\/p>\n<p style=\"margin:0pt 0pt 0.0001pt; text-align:justify\">&nbsp;<\/p>\n<p style=\"margin:0pt 0pt 0.0001pt; text-align:justify\"><span style=\"color:#000000;\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\">R\u00e9sistance \u00e0 l'usure : Le PUA est g\u00e9n\u00e9ralement meilleur, principalement gr\u00e2ce aux liaisons hydrog\u00e8ne, qui peuvent apporter une certaine t\u00e9nacit\u00e9 pour augmenter la r\u00e9sistance \u00e0 l'usure. Cependant, la r\u00e9sistance \u00e0 l'usure des <a id=\"\u6297\u9ec4\" name=\"\u6297\u9ec4\"><\/a>rev\u00eatements minces ne peut pas \u00eatre r\u00e9solue par la r\u00e9sine.<\/span><\/span><\/span><\/span><\/span><\/p>\n<h3 style=\"margin-top: 13pt; margin-bottom: 13pt; text-align: justify; margin-left: 40px;\"><span class=\"ez-toc-section\" id=\"Interlayer_adhesion\"><\/span><span style=\"font-size:22px;\"><span style=\"color:#000000;\"><span style=\"line-height:172%\"><span style=\"font-family:Calibri\"><b><span style=\"font-family:'Open Sans'\">Adh\u00e9rence intercouche<\/span><\/b><\/span><\/span><\/span><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"margin:0pt 0pt 0.0001pt; text-align:justify\"><span style=\"color:#000000;\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\">R\u00e9soudre le mouillage et le nivellement et la compatibilit\u00e9 de polarit\u00e9 des r\u00e9sines, l'adh\u00e9rence Z\u00e9ngjian peut \u00eatre r\u00e9solue, et certaines r\u00e9sines de m\u00e9thacrylate peuvent \u00eatre s\u00e9lectionn\u00e9es dans des cas sp\u00e9ciaux.<\/span><\/span><\/span><\/span><\/span><\/p>\n<h3 style=\"margin-top: 13pt; margin-bottom: 13pt; text-align: justify; margin-left: 40px;\"><span class=\"ez-toc-section\" id=\"Chemical_resistance\"><\/span><span style=\"font-size:22px;\"><span style=\"color:#000000;\"><span style=\"line-height:172%\"><span style=\"font-family:Calibri\"><b><span style=\"font-family:'Open Sans'\">R\u00e9sistance chimique<\/span><\/b><\/span><\/span><\/span><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"margin:0pt 0pt 0.0001pt; text-align:justify\"><span style=\"color:#000000;\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><a id=\"matte\" name=\"matte\"><\/a>L'EA et le PUA (polyester) ont une bonne r\u00e9sistance chimique, tandis que le PE et le poly\u00e9ther sont moins bons.<\/span><\/span><\/span><\/span><\/span><\/p>\n<h3 style=\"margin-top: 13pt; margin-bottom: 13pt; text-align: justify; margin-left: 40px;\"><span class=\"ez-toc-section\" id=\"Yellowing_resistance\"><\/span><span style=\"font-size:22px;\"><span style=\"color:#000000;\"><span style=\"line-height:172%\"><span style=\"font-family:Calibri\"><b><span style=\"font-family:'Open Sans'\">R\u00e9sistance au jaunissement<\/span><\/b><\/span><\/span><\/span><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"margin:0pt 0pt 0.0001pt; text-align:justify\"><span style=\"color:#000000;\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\">It is generally believed that aliphatic PUA, pure polyether acrylate, pure propylene, and amino all have good yellowing resistance. The first type is everyone\u2019s favorite, <a id=\"XJY\" name=\"XJY\"><\/a>mais la r\u00e9sistance au jaunissement n'est pas la meilleure. Les deux derniers types sont rarement utilis\u00e9s en raison du manque d'items, mais l'aminois offre les meilleures propri\u00e9t\u00e9s globales de r\u00e9sistance au jaunissement.<\/span><\/span><\/span><\/span><\/span><\/p>\n<h3 style=\"margin-top: 13pt; margin-bottom: 13pt; text-align: justify; margin-left: 40px;\"><span class=\"ez-toc-section\" id=\"Matte\"><\/span><span style=\"font-size:22px;\"><span style=\"color:#000000;\"><span style=\"line-height:172%\"><span style=\"font-family:Calibri\"><b><span style=\"font-family:'Open Sans'\">Effet mat<\/span><\/b><\/span><\/span><\/span><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"margin:0pt 0pt 0.0001pt; text-align:justify\"><span style=\"color:#000000;\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\">Actuellement, certaines r\u00e9sines avec des poids mol\u00e9culaires l\u00e9g\u00e8rement plus petits ou \u00e9normes sont efficaces, et d'autres polyur\u00e9thanes sont \u00e9galement tr\u00e8s efficaces (il existe actuellement sur le march\u00e9 un polyur\u00e9thane bifonctionnel avec une bonne duret\u00e9 qui est comp\u00e9titif).<\/span><\/span><\/span><\/span><\/span><\/p>\n<h2 style=\"margin-top:13pt; margin-bottom:13pt; text-align:justify\"><span class=\"ez-toc-section\" id=\"XJY_Silicones_%E2%80%93_First_choice_raw_material_supplier_of_silicone_coating_application\"><\/span><span style=\"font-size:28px;\"><span style=\"color:#000000;\"><span style=\"line-height:172%\"><span style=\"font-family:Arial\"><b><span style=\"font-family:'Open Sans'\">XJY Silicones \u2013 Fournisseur de mati\u00e8res premi\u00e8res de premier choix pour les applications de rev\u00eatement en silicone<\/span><\/b><\/span><\/span><\/span><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p style=\"margin:0pt 0pt 0.0001pt; text-align:justify\"><span style=\"color:#000000;\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\">XJY Silicones, one of China\u2019s leading Silicone MQ resin and VMQ thermally conductive silicones\u00a0manufacturers, has 30+ years of R&amp;D and manufacturing experience and 15+ related patents and technical assistance in the silicone industry, also can customize the cost-effective silicone products according to your coating options.<\/span><\/span><\/span><\/span><\/span><\/p>\n<p style=\"margin: 0pt 0pt 0.0001pt; text-align: center;\"><img decoding=\"async\" src=\"\/media\/145\/XJY%20SILICONES.jpg\" style=\"height: 449px; width: 800px;\"><br \/>&nbsp;<\/p>\n<\/p><\/div>\n<\/article><\/div>","protected":false},"excerpt":{"rendered":"<p>Compar\u00e9 aux rev\u00eatements traditionnels, le rev\u00eatement UV d\u00e9signe le rev\u00eatement durci par la lumi\u00e8re ultraviolette. Les rev\u00eatements durcissables aux UV peuvent \u00eatre appliqu\u00e9s sur des supports imprim\u00e9s et expos\u00e9s aux rayons ultraviolets. Le rev\u00eatement UV offre une teneur en solides pouvant atteindre 100%, ce qui permet de ne pas \u00e9mettre de compos\u00e9s organiques volatils et de ne pas polluer l'environnement\u2026.<\/p>","protected":false},"author":12,"featured_media":27248,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[618],"tags":[],"class_list":["post-27247","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-coating"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.xjysilicone.com\/fr\/wp-json\/wp\/v2\/posts\/27247","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.xjysilicone.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.xjysilicone.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.xjysilicone.com\/fr\/wp-json\/wp\/v2\/users\/12"}],"replies":[{"embeddable":true,"href":"https:\/\/www.xjysilicone.com\/fr\/wp-json\/wp\/v2\/comments?post=27247"}],"version-history":[{"count":0,"href":"https:\/\/www.xjysilicone.com\/fr\/wp-json\/wp\/v2\/posts\/27247\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.xjysilicone.com\/fr\/wp-json\/wp\/v2\/media\/27248"}],"wp:attachment":[{"href":"https:\/\/www.xjysilicone.com\/fr\/wp-json\/wp\/v2\/media?parent=27247"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.xjysilicone.com\/fr\/wp-json\/wp\/v2\/categories?post=27247"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.xjysilicone.com\/fr\/wp-json\/wp\/v2\/tags?post=27247"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}