{"id":7858,"date":"2025-01-17T09:03:52","date_gmt":"2025-01-17T09:03:52","guid":{"rendered":"https:\/\/longchangchemical.com\/?p=7858"},"modified":"2026-04-28T10:42:47","modified_gmt":"2026-04-28T10:42:47","slug":"uv-decorative-gravure-and-flexographic-inks-photoinitiator","status":"publish","type":"post","link":"https:\/\/longchangchemical.com\/fr\/uv-decorative-gravure-and-flexographic-inks-photoinitiator\/","title":{"rendered":"Encres d\u00e9coratives UV pour h\u00e9liogravure et flexographie - Photoinitiateur"},"content":{"rendered":"<p>Encres d\u00e9coratives UV pour h\u00e9liogravure et flexographie - Photoinitiateur<\/p>\n<p>Les vari\u00e9t\u00e9s d'encre s\u00e9rigraphique d\u00e9corative UV, les performances uniques, certains probl\u00e8mes d'utilisation, la faible capacit\u00e9 de production, pour cette raison, les gens essaient \u00e9galement d'utiliser l'h\u00e9liogravure et la flexographie pour imprimer des motifs d\u00e9coratifs, d'o\u00f9 le d\u00e9veloppement de l'encre h\u00e9lio d\u00e9corative UV et de l'encre flexo d\u00e9corative UV. Il s'agit d'une technologie d'impression d'emballage et d'une encre d\u00e9corative que nous avons d\u00e9velopp\u00e9es nous-m\u00eames et qui ont non seulement un effet d\u00e9coratif parfait, mais aussi un bon effet anti-contrefa\u00e7on.<\/p>\n<p>\u2460 M\u00e9thode d'impression h\u00e9lio pour l'impression d'une encre d\u00e9corative. Elle est principalement r\u00e9alis\u00e9e en fabriquant des plaques avec des motifs d\u00e9coratifs par gravure \u00e9lectrique ou laser, et en d\u00e9veloppant en m\u00eame temps une encre h\u00e9lio d\u00e9corative pour son utilisation correspondante et en installant un \u00e9quipement de s\u00e9chage UV sur la machine d'impression h\u00e9lio. Les motifs d'impression en h\u00e9liogravure sont d\u00e9termin\u00e9s par la disposition, la taille et la profondeur des points et des lignes de la plaque, tant que la production d'une plaque d'impression avec diff\u00e9rents effets de givre, de r\u00e9fraction, de fleurs de glace, de rides ou de corail et d'autres motifs, avec un type d'encre, peut \u00eatre imprim\u00e9e avec diff\u00e9rents motifs d\u00e9coratifs, de sorte que les impressions sont plus artistiques. Compte tenu de la bonne uniformit\u00e9 de l'h\u00e9liogravure, tant qu'une plaque d'impression, avec la m\u00eame encre et le m\u00eame type de papier, m\u00eame si elle est imprim\u00e9e sur des millions de feuilles, l'uniformit\u00e9 est \u00e9galement tr\u00e8s bonne, ce qui lui conf\u00e8re une bonne fonction de lutte contre la contrefa\u00e7on. La vitesse d'impression de l'h\u00e9liogravure est rapide, la couche d'encre est \u00e9paisse, il est difficile de la durcir compl\u00e8tement, l'encre d\u00e9corative pour h\u00e9liogravure UV pour cette encre d\u00e9corative pour h\u00e9liogravure UV en plus de l'utilisation d'un nouveau type d'oligom\u00e8re actif, de diluants actifs et de photo-initiateurs pour la combinaison intelligente, mais aussi ajout\u00e9 pour am\u00e9liorer la vitesse de durcissement et pour surmonter les nanomat\u00e9riaux de la polym\u00e9risation bloquant l'oxyg\u00e8ne, la pr\u00e9paration d'une vitesse d'impression de plus de 150m\/min d'encre d\u00e9corative pour h\u00e9liogravure UV.<\/p>\n<p>\u2461 M\u00e9thode d'impression flexographique pour les encres d\u00e9coratives. La technologie flexo laser num\u00e9rique est utilis\u00e9e pour fabriquer des plaques flexo, des rouleaux anilox sont utilis\u00e9s pour le transfert de l'encre, et l'\u00e9paisseur de la couche d'encre peut \u00eatre transf\u00e9r\u00e9e \u00e0 plus de 10\u03bcm dans la mesure du possible, et les encres UV sont fabriqu\u00e9es \u00e0 partir de mat\u00e9riaux ayant de bonnes propri\u00e9t\u00e9s optiques (indice de r\u00e9fraction \u00e9lev\u00e9 ou diffusion \u00e9lev\u00e9e), et les impressions sont non seulement pleines d'effets d\u00e9coratifs, mais aussi de bons effets anti-contrefa\u00e7on apr\u00e8s avoir \u00e9t\u00e9 utilis\u00e9es en combinaison. En raison des limites du processus d'impression flexographique, la couche d'encre imprim\u00e9e est mince, et il est n\u00e9cessaire d'imprimer certains effets sp\u00e9ciaux sur la couche d'encre \u00e9paisse. C'est la raison pour laquelle les encres UV pour s\u00e9rigraphie d\u00e9corative ont \u00e9t\u00e9 d\u00e9velopp\u00e9es pour les machines de s\u00e9rigraphie \u00e0 rouleaux.<\/p>\n<p>&nbsp;<\/p>\n<p><!-- lc-commercial-start --><\/p>\n<h2>Un itin\u00e9raire de s\u00e9lection pratique pour les projets li\u00e9s aux photoinitiateurs<\/h2>\n<p>Lorsque les acheteurs techniques ou les formulateurs \u00e9valuent des photoinitiateurs, le cadre de d\u00e9cision le plus utile concerne g\u00e9n\u00e9ralement la qualit\u00e9 de la polym\u00e9risation associ\u00e9e \u00e0 l'ad\u00e9quation \u00e0 l'application : quel paquet polym\u00e9rise de mani\u00e8re fiable, maintient une apparence acceptable et fonctionne toujours sous la lampe, l'\u00e9paisseur du film et les conditions du substrat du processus r\u00e9el.<\/p>\n<ul>\n<li><strong>Associez d'abord le paquet \u00e0 la lampe :<\/strong> Les lampes \u00e0 mercure, les LED UV et les syst\u00e8mes de lumi\u00e8re visible peuvent classer de la m\u00eame mani\u00e8re des photoinitiateurs tr\u00e8s diff\u00e9rents.<\/li>\n<li><strong>V\u00e9rifier la polym\u00e9risation en profondeur et la polym\u00e9risation de surface s\u00e9par\u00e9ment :<\/strong> un film sec en apparence peut \u00eatre faible en dessous.<\/li>\n<li><strong>\u00c9quilibrer le jaunissement avec la r\u00e9activit\u00e9 :<\/strong> La voie de polym\u00e9risation profonde la plus forte n'est pas toujours le meilleur choix commercial si la couleur ou le risque de migration deviennent inacceptables.<\/li>\n<li><strong>Utilisez la formule finale comme r\u00e9f\u00e9rence\u00a0:<\/strong> La charge de pigment, le paquet de monom\u00e8re et l'\u00e9paisseur du film peuvent tous modifier le classement apparent du m\u00eame initiateur.<\/li>\n<\/ul>\n<h3>R\u00e9f\u00e9rences de produits recommand\u00e9es<\/h3>\n<ul>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/fr\/product\/photoinitiator-819-irgacure-819-cas-162881-26-7\/\">CHLUMINIT 819<\/a>:<\/strong> Utile lorsqu'une formulation n\u00e9cessite une absorption plus forte et un soutien \u00e0 une cure plus profonde.<\/li>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/fr\/product\/irgacure-1173-cas-7473-98-5\/\">CHLUMINIT 1173<\/a>:<\/strong> Un point de comparaison pratique pour l'initiation classique par UV \u00e0 ondes courtes.<\/li>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/fr\/product\/photoinitiator-itx-cas-5495-84-1\/\">CHLUMINIT ITX<\/a>:<\/strong> Une ligne de support d'ondes longues utile dans de nombreux emballages d'encres d'imprimerie.<\/li>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/fr\/product\/photoinitiator-cq\/\">CHLUMINIT CQ<\/a>:<\/strong> Une r\u00e9f\u00e9rence directe pour les discussions sur le durcissement par la lumi\u00e8re visible et sensible \u00e0 la couleur.<\/li>\n<\/ul>\n<h3>FAQ pour les acheteurs et les formulateurs<\/h3>\n<p><strong>Pourquoi les m\u00e9langes de photoinitiateurs sont-ils si courants ?<\/strong><br \/>Parce qu'un produit peut contr\u00f4ler le jaunissement ou bien s'adapter \u00e0 la lampe, tandis qu'un autre am\u00e9liore la profondeur de durcissement ou les performances en vitesse de ligne, l'ensemble complet est souvent plus performant que n'importe quel grade individuel.<\/p>\n<p><strong>Une polym\u00e9risation incompl\u00e8te doit-elle toujours \u00eatre r\u00e9solue en ajoutant plus d'initiateur ?<\/strong><br \/>Pas automatiquement. La limitation r\u00e9elle peut \u00eatre la lampe, l'\u00e9paisseur du film, la teinte du pigment, ou le reste du syst\u00e8me r\u00e9actif plut\u00f4t qu'un simple sous-dosage.<\/p>\n<p><!-- lc-commercial-end --><\/p>\n<h2><strong><b>Contactez-nous d\u00e8s maintenant !<\/b><\/strong><\/h2>\n<p><!-- lc-qa-start --><\/p>\n<p><strong>R\u00e9ponse rapide :<\/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<h4><strong><b>Si vous avez besoin de Price, veuillez indiquer 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 <a href=\"mailto:info@longchangchemical.com\"><span style=\"color: #00ccff;\">info@longchangchemical.com<\/span><\/a>\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.<\/b><\/strong><\/h4>\n<p>&nbsp;<\/p>\n<table style=\"border-collapse: collapse; width: 435.77pt;\" border=\"0\" width=\"581\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt; width: 215.25pt;\" width=\"287\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/fr\/product\/photoinitiator-tpo-cas-75980-60-8\/\"><span style=\"color: #00ccff;\">Photoinitiateur TPO<\/span><\/a><\/td>\n<td style=\"width: 220.50pt;\" width=\"294\">CAS 75980-60-8<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/fr\/product\/cas-270586-78-2\/\"><span style=\"color: #00ccff;\">Photoinitiateur TMO<\/span><\/a><\/td>\n<td>CAS 270586-78-2<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/fr\/product\/photoinitiator-pd-01-cas-579-07-7\/\"><span style=\"color: #00ccff;\">Photoinitiateur PD-01<\/span><\/a><\/td>\n<td>CAS 579-07-7<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/fr\/product\/photoinitiator-pbz-cas-2128-93-0\/\"><span style=\"color: #00ccff;\">Photoinitiateur PBZ<\/span><\/a><\/td>\n<td>CAS 2128-93-0<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/fr\/product\/photoinitiator-oxe-02-cas-478556-66-0\/\"><span style=\"color: #00ccff;\">Photoinitiateur OXE-02<\/span><\/a><\/td>\n<td>CAS 478556-66-0<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/fr\/product\/photoinitiator-ombb\/\"><span style=\"color: #00ccff;\">Photoinitiateur OMBB<\/span><\/a><\/td>\n<td>CAS 606-28-0<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/fr\/product\/photoinitiator-mpbz-6012\/\"><span style=\"color: #00ccff;\">Photoinitiateur MPBZ (6012)<\/span><\/a><\/td>\n<td>CAS 86428-83-3<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/fr\/product\/photoinitiator-mbp-cas-134-84-9\/\"><span style=\"color: #00ccff;\">Photoinitiateur MBP<\/span><\/a><\/td>\n<td>CAS 134-84-9<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/fr\/product\/photoinitiator-mbf-cas-15206-55-0\/\"><span style=\"color: #00ccff;\">Photoinitiateur MBF<\/span><\/a><\/td>\n<td>CAS 15206-55-0<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/fr\/product\/photoinitiator-lap-cas-85073-19-4\/\"><span style=\"color: #00ccff;\">Photoinitiateur LAP<\/span><\/a><\/td>\n<td>CAS 85073-19-4<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/fr\/product\/photoinitiator-itx-cas-5495-84-1\/\"><span style=\"color: #00ccff;\">Photoinitiateur ITX<\/span><\/a><\/td>\n<td>CAS 5495-84-1<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/fr\/product\/photoinitiator-emk\/\"><span style=\"color: #00ccff;\">Photoinitiateur EMK<\/span><\/a><\/td>\n<td>CAS 90-93-7<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/fr\/product\/photoinitiator-eha-cas-21245-02-3\/\"><span style=\"color: #00ccff;\">Photoinitiateur EHA<\/span><\/a><\/td>\n<td>CAS 21245-02-3<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/fr\/product\/photoinitiator-edb-cas-10287-53-3\/\"><span style=\"color: #00ccff;\">Photo-initiateur EDB<\/span><\/a><\/td>\n<td>CAS 10287-53-3<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/fr\/product\/photoinitiator-detx-cas-82799-44-8\/\"><span style=\"color: #00ccff;\">Photoinitiateur DETX<\/span><\/a><\/td>\n<td>CAS 82799-44-8<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/fr\/product\/photoinitiator-cq\/\"><span style=\"color: #00ccff;\">Photoinitiateur CQ \/ Camphorquinone<\/span><\/a><\/td>\n<td>CAS 10373-78-1<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/fr\/product\/photoinitiator-cbp-cas-134-85-0\/\"><span style=\"color: #00ccff;\">Photoinitiateur CBP<\/span><\/a><\/td>\n<td>CAS 134-85-0<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/fr\/product\/photoinitiator-bp-cas-119-61-9\/\"><span style=\"color: #00ccff;\">Photo-initiateur BP \/ Benzoph\u00e9none<\/span><\/a><\/td>\n<td>CAS 119-61-9<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/fr\/product\/photoinitiator-bms\/\"><span style=\"color: #00ccff;\">Photoinitiateur BMS<\/span><\/a><\/td>\n<td>CAS 83846-85-9<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/fr\/product\/photoinitiator-938\/\"><span style=\"color: #00ccff;\">Photoinitiateur 938<\/span><\/a><\/td>\n<td>CAS 61358-25-6<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/fr\/product\/photoinitiator-937-cas-71786-70-4\/\"><span style=\"color: #00ccff;\">Photoinitiateur 937<\/span><\/a><\/td>\n<td>CAS 71786-70-4<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/fr\/product\/photoinitiator-819-dw\/\"><span style=\"color: #00ccff;\">Photo-initiateur 819 DW<\/span><\/a><\/td>\n<td>CAS 162881-26-7<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/fr\/product\/photoinitiator-819-irgacure-819-cas-162881-26-7\/\"><span style=\"color: #00ccff;\">Photoinitiateur 819<\/span><\/a><\/td>\n<td>CAS 162881-26-7<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/fr\/product\/photoinitiator-784-cas-125051-32-3\/\"><span style=\"color: #00ccff;\">Photoinitiateur 784<\/span><\/a><\/td>\n<td>CAS 125051-32-3<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/fr\/product\/photoinitiator-754-cas-211510-16-6-442536-99-4\/\"><span style=\"color: #00ccff;\">Photoinitiateur 754<\/span><\/a><\/td>\n<td>CAS 211510-16-6 442536-99-4<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/fr\/product\/photoinitiator-6993-cas-71449-78-0\/\"><span style=\"color: #00ccff;\">Photoinitiateur 6993<\/span><\/a><\/td>\n<td>CAS 71449-78-0<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/fr\/product\/photoinitiator-6976\/\"><span style=\"color: #00ccff;\">Photoinitiateur 6976<\/span><\/a><\/td>\n<td>CAS 71449-78-0 89452-37-9 108-32-7<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/fr\/product\/photoinitiator-379-cas-119344-86-4\/\"><span style=\"color: #00ccff;\">Photoinitiateur 379<\/span><\/a><\/td>\n<td>CAS 119344-86-4<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/fr\/product\/photoinitiator-369-cas-119313-12-1\/\"><span style=\"color: #00ccff;\">Photoinitiateur 369<\/span><\/a><\/td>\n<td>CAS 119313-12-1<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><span style=\"color: #00ccff;\"><a style=\"color: #00ccff;\" href=\"https:\/\/longchangchemical.com\/fr\/product\/photoinitiator-160\/\">Photoinitiateur 160<\/a><\/span><\/td>\n<td>CAS 71868-15-0<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/fr\/product\/photoinitiator-1206\/\"><span style=\"color: #00ccff;\">Photoinitiateur 1206<\/span><\/a><\/td>\n<td><\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td 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>CAS 7473-98-5<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>","protected":false},"excerpt":{"rendered":"<p>UV Decorative Gravure and Flexographic Inks \u2013 Photoinitiator UV decorative screen printing ink varieties, single performance, some use trouble, low production capacity, for this reason, people also try to use<\/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-7858","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>UV Decorative Gravure and Flexographic Inks\u00a0\u2013 Photoinitiator - Longchang Chemical<\/title>\n<meta name=\"description\" content=\"UV Decorative Gravure and Flexographic Inks \u2013 Photoinitiator UV decorative screen printing ink varieties, single performance, some use trouble, low prod...\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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