{"id":7786,"date":"2024-12-25T14:19:45","date_gmt":"2024-12-25T14:19:45","guid":{"rendered":"https:\/\/longchangchemical.com\/?p=7786"},"modified":"2026-04-28T09:55:31","modified_gmt":"2026-04-28T09:55:31","slug":"light-curing-plastic-coatings","status":"publish","type":"post","link":"https:\/\/longchangchemical.com\/fr\/light-curing-plastic-coatings\/","title":{"rendered":"Rev\u00eatements plastiques photopolym\u00e9risables"},"content":{"rendered":"<p><!-- lc-qa-start --><\/p>\n<p><strong>Quick answer:<\/strong> For practical formulation work, photoinitiator screening starts with the light source and film build, then checks yellowing, adhesion, and cure completeness under real production conditions.<\/p>\n<p><!-- lc-qa-end --><\/p>\n<p><strong>Rev\u00eatements plastiques photopolym\u00e9risables<\/strong><\/p>\n<p>Aujourd'hui, les mat\u00e9riaux et les processus continuent de se heurter \u00e0 la fusion, donnant lieu \u00e0 une innovation illimit\u00e9e. Les rev\u00eatements d'encre photopolym\u00e9risables sont une \u00e9toile brillante de la science et de la technologie, qui brille dans de nombreux domaines, en particulier pour la transformation magnifique des produits en plastique, et qui ont apport\u00e9 de grandes contributions. De la navette dans les rues de la ville des pi\u00e8ces automobiles au fonctionnement pr\u00e9cis de toutes sortes d'\u00e9quipements ; du transport d'une \u00e9norme quantit\u00e9 d'informations sur le CD-ROM \u00e0 la d\u00e9coration de l'espace de vie des panneaux d\u00e9coratifs ; et m\u00eame avec notre consommation quotidienne de cartes de cr\u00e9dit \u00e9troitement li\u00e9es, ainsi que celles largement utilis\u00e9es dans le domaine de la technologie de pointe, de l'\u00e9quipement de m\u00e9tallisation, les rev\u00eatements photopolym\u00e9risables ont trouv\u00e9 un lieu d'utilisation, donnant aux plastiques ordinaires d'origine des caract\u00e9ristiques extraordinaires.<\/p>\n<p>C'est comme un magicien qui, d'un coup de baguette magique, peut faire briller le plastique d'un \u00e9clat charmant, de sorte qu'il brille \u00e0 la lumi\u00e8re, rehaussant instantan\u00e9ment la texture du produit. En outre, la stabilit\u00e9 du plastique \u00e0 la lumi\u00e8re est grandement am\u00e9lior\u00e9e, qu'il soit expos\u00e9 longtemps \u00e0 la lumi\u00e8re du soleil ou dans un environnement sp\u00e9cial de forte lumi\u00e8re, il peut conserver sa couleur vive, son apparence premi\u00e8re, et r\u00e9sister efficacement au vieillissement d\u00fb \u00e0 la lumi\u00e8re, \u00e0 la d\u00e9coloration, \u00e0 la d\u00e9formation et \u00e0 d'autres probl\u00e8mes. La r\u00e9sistance \u00e0 l'abrasion est encore meilleure, les frottements quotidiens, les rayures n'y peuvent rien, ce qui prolonge consid\u00e9rablement la dur\u00e9e de vie des produits en plastique. Parall\u00e8lement, au niveau de la protection chimique, les rev\u00eatements photopolym\u00e9risables pour le plastique portent une couche de \"v\u00eatements protecteurs\" robustes, de sorte qu'ils peuvent r\u00e9sister \u00e0 l'\u00e9rosion de diverses substances chimiques, afin de garantir que le plastique dans l'utilisation complexe de la sc\u00e8ne est s\u00fbr et sain.<\/p>\n<p>Cependant, tout comme des d\u00e9fauts apparaissent in\u00e9vitablement dans le processus de sculpture du beau jade, les rev\u00eatements d'encre photopolym\u00e9risables rencontreront \u00e9galement certaines difficult\u00e9s lors du traitement. Ces d\u00e9fauts sont comme des \"points noirs\", de sorte que la brillance du plastique \u00e0 l'origine est fortement r\u00e9duite et que l'esth\u00e9tique est \u00e9galement affect\u00e9e. De plus, les propri\u00e9t\u00e9s anti-rayures, anti-solvants et antivieillissement du plastique conventionnel sont comme une faible \"ligne de d\u00e9fense\", il est souvent difficile de r\u00e9sister au monde ext\u00e9rieur, incapable de r\u00e9pondre aux exigences strictes des nombreux sc\u00e9narios d'applications haut de gamme ou sp\u00e9ciales. C'est pourquoi la d\u00e9coration m\u00e9dicale fine et la protection compl\u00e8te des surfaces en plastique sont devenues une question cl\u00e9 dans le domaine de la transformation des mati\u00e8res plastiques de nos jours.<\/p>\n<p>Exploration approfondie du monde des substrats plastiques, dont on peut dire qu'il existe une grande vari\u00e9t\u00e9, chacun ayant ses propres caract\u00e9ristiques. Les plus courants sont le polystyr\u00e8ne (PS), le polym\u00e9thacrylate de m\u00e9thyle (PMMA), le chlorure de polyvinyle (PVC), le poly\u00e9thyl\u00e8ne (PE), le polypropyl\u00e8ne (PP), le polyester (PET), le polycarbonate (PC), les plastiques techniques ABS, etc. Leurs propri\u00e9t\u00e9s de surface sont aussi vari\u00e9es que le caract\u00e8re humain, les surfaces des substrats PET, PMMA, PS et autres ont une certaine polarit\u00e9, comme s'ils avaient une \"affinit\u00e9\", ce qui rend les rev\u00eatements photopolym\u00e9risables et ils peuvent \u00eatre plus lisses \"main dans la main\", les probl\u00e8mes d'adh\u00e9rence sont relativement faciles \u00e0 surmonter. Cependant, les substrats PE et PP sont tr\u00e8s diff\u00e9rents, leur polarit\u00e9 de surface est extr\u00eamement faible, comme une \"\u00eele\" froide, et les rev\u00eatements photopolym\u00e9risables entre l'existence d'une grande \"d\u00e9connexion\", une mauvaise adh\u00e9rence. Face \u00e0 ce dilemme, on peut dire que les chercheurs et les ing\u00e9nieurs se sont creus\u00e9 la t\u00eate pour trouver une s\u00e9rie de solutions ing\u00e9nieuses. Par exemple, avant que les substrats PE et PP ne soient soumis \u00e0 un traitement corona, \u00e0 un traitement anticorrosion et \u00e0 d'autres traitements de polarisation, un pont a \u00e9t\u00e9 construit pour que le rev\u00eatement puisse \u00eatre embarqu\u00e9 avec succ\u00e8s sur l'\u00eele ; ou encore, dans la formule du rev\u00eatement, un promoteur d'adh\u00e9rence a \u00e9t\u00e9 soigneusement ajout\u00e9, agissant comme une \"mari\u00e9e\" entre les deux pour promouvoir leur int\u00e9gration \u00e9troite. En r\u00e9sum\u00e9, la \"magie\" des rev\u00eatements photopolym\u00e9risables sur la surface des plastiques \u00e0 faible polarit\u00e9 n\u00e9cessite r\u00e9ellement de surmonter de nombreuses difficult\u00e9s et de d\u00e9ployer beaucoup d'efforts.<br \/>\nLa m\u00e9thode de rev\u00eatement des rev\u00eatements photopolym\u00e9risables dans les diff\u00e9rentes formes de plastique est \u00e9galement tr\u00e8s d\u00e9licate. Pour les pi\u00e8ces plastiques plates, y compris les tuyaux courants, la m\u00e9thode d'enduction au rouleau est comme un peintre habile dans les mains du pinceau, elle peut \u00eatre uniforme et lisse sur la surface du plastique, pour garantir que chaque endroit peut \u00eatre parfaitement couvert. Les pi\u00e8ces en plastique de forme tridimensionnelle sont comme une sculpture exquise, la m\u00e9thode de pulv\u00e9risation s'adapte mieux \u00e0 leur forme complexe, comme une fine pluie de printemps, la peinture est uniform\u00e9ment r\u00e9pandue dans tous les coins, afin d'obtenir une gamme compl\u00e8te de d\u00e9coration et de protection.<\/p>\n<p>Il convient de mentionner que le rev\u00eatement plastique photopolym\u00e9risable lui-m\u00eame poss\u00e8de un \"petit temp\u00e9rament\" unique. Sa viscosit\u00e9 est g\u00e9n\u00e9ralement faible, de l'ordre de quelques centaines de millipascals\u30fbsecondes (mPa\u30fbs), comme un ressort transparent d'une excellente fluidit\u00e9. Afin d'optimiser encore les performances du rev\u00eatement, les formulateurs ajoutent souvent une petite quantit\u00e9 d'additifs de nivellement \u00e0 base de silicone, qui agissent comme des lubrifiants, conf\u00e9rant au rev\u00eatement d'extraordinaires propri\u00e9t\u00e9s de nivellement, rendant la surface du plastique photopolym\u00e9ris\u00e9 aussi plate et lisse qu'un miroir, garantissant ainsi des effets d\u00e9coratifs de haute qualit\u00e9.<\/p>\n<p>Les rev\u00eatements de sol en PVC, par exemple, ce type de pi\u00e8ces en plastique dans le durcissement du rev\u00eatement, la r\u00e9sistance \u00e0 l'usure, les performances anti-rayures ont des exigences tr\u00e8s \u00e9lev\u00e9es, apr\u00e8s tout, ils doivent r\u00e9sister \u00e0 des passages quotidiens fr\u00e9quents, \u00e0 la friction. \u00c0 ce stade, le choix de la formule de rev\u00eatement est crucial. Elle doit \u00eatre s\u00e9lectionn\u00e9e apr\u00e8s durcissement de la texture de l'oligom\u00e8re dur et du diluant actif, qui sont comme la \"pierre angulaire\" d'une forteresse protectrice en plastique, solide et fiable. En m\u00eame temps, il faut ajuster raisonnablement le rapport entre les composants durs et les composants flexibles, comme pour m\u00e9langer une symphonie parfaite, de sorte que les diff\u00e9rentes parties du pouvoir synergique. Ces \"oligo-\u00e9l\u00e9ments\" peuvent encore renforcer la r\u00e9sistance \u00e0 l'usure du plastique, de sorte que sa r\u00e9sistance \u00e0 l'abrasion fasse un bond qualitatif et qu'au cours d'une utilisation prolong\u00e9e, il puisse encore rester propre comme s'il \u00e9tait neuf.<\/p>\n<p>Avec les progr\u00e8s constants de la science des mat\u00e9riaux, nous pourrions nous permettre d'envisager l'avenir avec audace : Si les chercheurs parviennent \u00e0 mettre au point un nouveau syst\u00e8me de rev\u00eatement photopolym\u00e9risable, capable non seulement de s'adapter parfaitement \u00e0 tous les types de substrats plastiques, quelle que soit la polarit\u00e9 du haut et du bas, mais aussi, en fonction des besoins sp\u00e9cifiques des diff\u00e9rents produits plastiques, d'ajuster intelligemment leur duret\u00e9, leur flexibilit\u00e9, leur brillance et d'autres propri\u00e9t\u00e9s, il apportera quel type de changements r\u00e9volutionnaires dans l'industrie de la transformation des mati\u00e8res plastiques ? Quels changements r\u00e9volutionnaires apportera-t-il \u00e0 l'industrie de la transformation des mati\u00e8res plastiques ? Il ne fait aucun doute que cela simplifiera grandement le processus de production, r\u00e9duira les co\u00fbts de production, de sorte que la qualit\u00e9 et la performance des produits en plastique atteindront un tout autre niveau. On pense que dans un avenir proche, avec l'approfondissement de la recherche, cette belle vision devrait devenir une r\u00e9alit\u00e9.<\/p>\n<p>En outre, afin de faciliter la production de r\u00e9f\u00e9rence par l'industrie, les tableaux 1 \u00e0 17 \u00e9num\u00e8rent les d\u00e9tails des formules de r\u00e9f\u00e9rence des diff\u00e9rents rev\u00eatements photopolym\u00e9risables pour substrats plastiques. Ces formules sont le fruit de la sagesse et de l'exp\u00e9rience pratique d'innombrables chercheurs scientifiques et ouvrent la voie \u00e0 l'application des rev\u00eatements plastiques photopolym\u00e9risables, une cl\u00e9 inestimable.<\/p>\n<table style=\"border-collapse: collapse; width: 192.03pt;\" border=\"0\" width=\"256\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et2\" style=\"height: 13.50pt; width: 138.00pt;\" width=\"184\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/fr\/product\/photoinitiator-bp-cas-119-61-9\/\"><span style=\"color: #00ccff;\">Photoinitiateur BP<\/span><\/a><\/td>\n<td class=\"et3\" style=\"width: 54.00pt;\" align=\"right\" width=\"72\">3.00%<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et2\" style=\"height: 13.50pt;\" height=\"18\">N-M\u00e9thyldi\u00e9thanolamine<\/td>\n<td class=\"et3\" align=\"right\">2.00%<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et2\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/fr\/product\/irgacure-1173-cas-7473-98-5\/\"><span style=\"color: #00ccff;\">Photoinitiateur 1173<\/span><\/a><\/td>\n<td class=\"et3\" align=\"right\">1.00%<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et2\" style=\"height: 13.50pt;\" height=\"18\">Monom\u00e8re EO-TMPTA<\/td>\n<td class=\"et3\" align=\"right\">85.50%<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et2\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/fr\/product\/cas-13048-33-4\/\"><span style=\"color: #00ccff;\">Monom\u00e8re HDDA<\/span><\/a><\/td>\n<td class=\"et3\" align=\"right\">9.50%<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<table style=\"border-collapse: collapse; width: 192.03pt;\" border=\"0\" width=\"256\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et2\" style=\"height: 13.50pt; width: 138.00pt;\" width=\"184\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/fr\/product\/photoinitiator-184-cas-947-19-3\/\"><span style=\"color: #00ccff;\">Photoinitiateur 184<\/span><\/a><\/td>\n<td class=\"et3\" style=\"width: 54.00pt;\" width=\"72\">2.00%<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et2\" style=\"height: 13.50pt;\" height=\"18\">Monom\u00e8re DPPA<\/td>\n<td class=\"et3\">30.00%<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et2\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/fr\/product\/tmpta-cas-15625-89-5\/\"><span style=\"color: #00ccff;\">Monom\u00e8re TMPTA<\/span><\/a><\/td>\n<td class=\"et3\">30.00%<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et2\" style=\"height: 13.50pt;\" height=\"18\">EDGDA Monom\u00e8re<\/td>\n<td class=\"et4\">20.00%<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et2\" style=\"height: 13.50pt;\" height=\"18\">alcool furfurylique<\/td>\n<td class=\"et4\">5.00%<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et2\" style=\"height: 13.50pt;\" height=\"18\">KH-570<\/td>\n<td class=\"et5\">100%<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et2\" style=\"height: 13.50pt;\" height=\"18\">Poudre de gel de silice<\/td>\n<td class=\"et4\">70.00%<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et2\" style=\"height: 13.50pt;\" height=\"18\">Agent de nivellement<\/td>\n<td class=\"et4\">0.03%<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<table style=\"border-collapse: collapse; width: 323.27pt;\" border=\"0\" width=\"431\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et2\" style=\"height: 13.50pt; width: 269.25pt;\" width=\"359\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/fr\/product\/irgacure-1173-cas-7473-98-5\/\"><span style=\"color: #00ccff;\">Photoinitiateur 1173<\/span><\/a><\/td>\n<td class=\"et3\" style=\"width: 54.00pt;\" width=\"72\">1.00%<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et2\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/fr\/product\/photoinitiator-bp-cas-119-61-9\/\"><span style=\"color: #00ccff;\">Photoinitiateur BP<\/span><\/a><\/td>\n<td class=\"et3\">5.00%<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et2\" style=\"height: 13.50pt;\" height=\"18\">Acrylate modifi\u00e9 \u00e0 l'ammonium tertiaire<\/td>\n<td class=\"et3\">4.00%<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et2\" style=\"height: 13.50pt;\" height=\"18\">Acrylates d'ur\u00e9thane aliphatique<\/td>\n<td class=\"et4\">70.00%<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et2\" style=\"height: 13.50pt;\" height=\"18\">NVP<\/td>\n<td class=\"et4\">10.00%<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et2\" style=\"height: 13.50pt;\" height=\"18\">Acrylates aliphatiques monofonctionnels<\/td>\n<td class=\"et5\">10%<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et2\" style=\"height: 13.50pt;\" height=\"18\">Agent de nivellement<\/td>\n<td class=\"et4\">1.00%<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><!-- lc-commercial-start --><\/p>\n<h2>A practical selection route for photoinitiator-related projects<\/h2>\n<p>When technical buyers or formulators screen photoinitiators, the most useful decision frame is usually cure quality plus application fit: which package cures reliably, keeps appearance acceptable, and still works under the lamp, film thickness, and substrate conditions of the actual process.<\/p>\n<ul>\n<li><strong>Match the package to the lamp first:<\/strong> mercury lamps, UV LEDs, and visible-light systems can rank the same photoinitiators very differently.<\/li>\n<li><strong>Check depth cure and surface cure separately:<\/strong> a film that feels dry on top can still be weak underneath.<\/li>\n<li><strong>Balance yellowing with reactivity:<\/strong> the strongest deep-cure route is not always the best commercial choice if color or migration risk becomes unacceptable.<\/li>\n<li><strong>Use the final formula as the benchmark:<\/strong> pigment load, monomer package, and film thickness can all change the apparent ranking of the same initiator.<\/li>\n<\/ul>\n<h3>Recommended product references<\/h3>\n<ul>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/fr\/product\/photoinitiator-184-cas-947-19-3\/\">CHLUMINIT 184<\/a>:<\/strong> A classic free-radical benchmark for fast surface cure in many UV systems.<\/li>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/fr\/product\/irgacure-1173-cas-7473-98-5\/\">CHLUMINIT 1173<\/a>:<\/strong> A practical comparison point for classic short-wave UV initiation.<\/li>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/fr\/product\/tmpta-cas-15625-89-5\/\">CHLUMICRYL TMPTA<\/a>:<\/strong> A standard reactive monomer benchmark when stronger crosslink density is required.<\/li>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/fr\/product\/chlumiag-3000\/\">CHLUMIAG 3000<\/a>:<\/strong> A practical leveling and anti-sticking reference in UV coating and ink-related systems.<\/li>\n<\/ul>\n<h3>FAQ for buyers and formulators<\/h3>\n<p><strong>Why are blended photoinitiator packages so common?<\/strong><br \/>Because one product may control yellowing or lamp fit well while another improves cure depth or line-speed performance, so the full package is often stronger than any single grade.<\/p>\n<p><strong>Should incomplete cure always be solved by adding more initiator?<\/strong><br \/>Not automatically. The real limitation may be the lamp, film thickness, pigment shading, or the rest of the reactive system rather than simple under-dosage.<\/p>\n<p><!-- lc-commercial-end --><\/p>","protected":false},"excerpt":{"rendered":"<p>In today&#8217;s materials and processes continue to collide with the fusion, giving rise to unlimited innovation, light-curing ink coatings like a shining star of science and technology, glittering in many<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[185],"tags":[],"class_list":["post-7786","post","type-post","status-publish","format-standard","hentry","category-photoinitiator"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.3.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Light-curing plastic coatings - Longchang Chemical<\/title>\n<meta name=\"description\" content=\"In today&#039;s materials and processes continue to collide with the fusion, giving rise to unlimited innovation, light-curing ink coatings like a shining st...\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/longchangchemical.com\/fr\/light-curing-plastic-coatings\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Light-curing plastic coatings - 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