{"id":5199,"date":"2022-04-30T09:35:17","date_gmt":"2022-04-30T09:35:17","guid":{"rendered":"https:\/\/longchangchemical.com\/?p=5199"},"modified":"2026-04-28T10:41:59","modified_gmt":"2026-04-28T10:41:59","slug":"longchang-chemical-april-30-2022-project-announcement","status":"publish","type":"post","link":"https:\/\/longchangchemical.com\/fr\/longchang-chemical-april-30-2022-project-announcement\/","title":{"rendered":"Longchang Chemical 30 avril 2022 Annonce du projet"},"content":{"rendered":"<h1><strong>Longchang Chemical 30 avril 2022 Annonce du projet<\/strong><\/h1>\n<p><!-- lc-qa-start --><\/p>\n<p><strong>R\u00e9ponse rapide :<\/strong> UV monomers and oligomers are usually chosen by viscosity, adhesion, flexibility, shrinkage, and cure speed as a package. The most reliable formulas come from balancing those properties rather than maximizing only one.<\/p>\n<p><!-- lc-qa-end --><\/p>\n<p>D'une part, elle pr\u00e9voit d'investir dans la construction de projets de 60 000 tonnes\/an d'acide acrylique et de 50 000 tonnes\/an d'acrylate de butyle, qui formeront un maillon de la cha\u00eene industrielle avec le projet PDH de 500 000 tonnes d\u00e9j\u00e0 mis en \u0153uvre et augmenteront la capacit\u00e9 de production d'acide acrylique et d'esters ; d'autre part, elle utilisera l'hydrog\u00e8ne sous-produit de PDH et d'autres usines pour investir dans la construction d'un projet de valorisation de l'hydrog\u00e8ne.<\/p>\n<p>Lors de la 15e r\u00e9union de la 3e session du conseil d'administration de Longchang Chemical, qui s'est tenue le 28 avril 2022, la proposition d'investissement dans la construction d'un projet de 60 000 tonnes\/an d'acide acrylique et de 50 000 tonnes\/an d'acrylate de butyle a \u00e9t\u00e9 examin\u00e9e et approuv\u00e9e, et il a \u00e9t\u00e9 convenu que la soci\u00e9t\u00e9 devait investir dans la construction de projets de 60 000 tonnes\/an d'acide acrylique et de 50 000 tonnes\/an d'acrylate de butyle. Les d\u00e9tails sont les suivants<\/p>\n<p>I. Aper\u00e7u du projet propos\u00e9<\/p>\n<p>1. Nom du projet propos\u00e9 : projet de 60 000 tonnes\/an d'acide acrylique et de 50 000 tonnes\/an d'acrylate de butyle.<\/p>\n<p>2\u3001Organisme charg\u00e9 de la mise en \u0153uvre du projet : Le projet est investi et construit par Longchang chemical.<\/p>\n<p>3\u3001 Analyse du contexte et de la n\u00e9cessit\u00e9 du projet<\/p>\n<p>L'acide acrylique est un acide carboxylique insatur\u00e9 qui a de nombreuses applications en aval. Il s'agit d'un interm\u00e9diaire important entre les produits p\u00e9trochimiques en vrac et les produits chimiques fins en aval, dont environ 50% sont utilis\u00e9s dans les esters acryliques et les 50% restants sont utilis\u00e9s dans le SAP et d'autres copolym\u00e8res d'acide polyacrylique. L'acide acrylique et ses esters, seuls ou m\u00e9lang\u00e9s \u00e0 d'autres <a href=\"https:\/\/longchangchemical.com\/fr\/product-category\/-functional-monomers\/\">monom\u00e8re<\/a>subissent une polym\u00e9risation pour former des homopolym\u00e8res ou des copolym\u00e8res. Les monom\u00e8res courants qui peuvent \u00eatre copolym\u00e9ris\u00e9s avec l'acide acrylique comprennent les amides, l'acrylonitrile, le vinyle, le styr\u00e8ne et le butadi\u00e8ne. Ces polym\u00e8res sont utilis\u00e9s pour produire une grande vari\u00e9t\u00e9 de plastiques, de rev\u00eatements, d'adh\u00e9sifs, d'\u00e9lastom\u00e8res, d'encaustiques et de peintures.<br \/>\nLe propyl\u00e8ne produit par l'entreprise peut \u00eatre achemin\u00e9 vers le projet par le gazoduc afin de fournir suffisamment de mati\u00e8res premi\u00e8res pour la production d'acide acrylique, ce qui peut encore r\u00e9duire le co\u00fbt de production des produits et am\u00e9liorer la rentabilit\u00e9 des produits de l'entreprise, ce qui est d'une grande importance pour l'entreprise dans l'extension de la cha\u00eene industrielle, l'optimisation et l'am\u00e9lioration de la valeur ajout\u00e9e des produits et l'am\u00e9lioration de l'efficacit\u00e9 \u00e9conomique globale de l'entreprise.<\/p>\n<p>4\u3001 Estimation de l'investissement dans le projet et source de financement<br \/>\nLe projet devrait repr\u00e9senter un investissement total de 456 millions de yuans, dont 355 millions de yuans seront investis en actifs fixes et 17,2 millions de yuans seront consacr\u00e9s au fonds de roulement, le tout \u00e9tant autofinanc\u00e9 par l'entreprise.<br \/>\n5. P\u00e9riode de construction du projet : Le projet devrait durer 12 mois (hors d\u00e9claration de projet).<br \/>\nII. Impact sur l'entreprise<\/p>\n<p>La soci\u00e9t\u00e9 propose d'investir dans la construction d'un projet d'acide acrylique de 60 000 tonnes\/an et d'un projet d'acrylate de butyle de 50 000 tonnes\/an, qui sont respectueux de l'environnement, \u00e9conomes en \u00e9nergie et tr\u00e8s efficaces, conform\u00e9ment au plan de d\u00e9veloppement de la politique industrielle nationale. Le projet peut former un lien en amont et en aval de la cha\u00eene industrielle avec le projet de d\u00e9shydrog\u00e9nation du propane de 500 000 tonnes\/an de la soci\u00e9t\u00e9 et augmenter la capacit\u00e9 de production d'acide et d'esters acryliques, ce qui est propice aux avantages de l'int\u00e9gration industrielle, permettant ainsi de contr\u00f4ler efficacement les co\u00fbts et de maximiser les avantages des produits.<\/p>\n<p>En outre, les<\/p>\n<p>La premi\u00e8re phase du projet de monom\u00e8re de m\u00e9thacrylate de m\u00e9thyle (MMA) d'une capacit\u00e9 de production annuelle de 3 000 tonnes et des travaux auxiliaires publics qui l'accompagnent est achev\u00e9e et sera bient\u00f4t officiellement mise en service.<br \/>\nLe projet, situ\u00e9 dans le parc industriel Binhai de la ville de Weifang en 2020, utilise principalement du m\u00e9thanol et de l'ac\u00e9tate de m\u00e9thyle pour synth\u00e9tiser du m\u00e9thacrylate de m\u00e9thyle, r\u00e9alisant ainsi la transformation d'un produit chimique du charbon en mati\u00e8re organique. En raison des incertitudes li\u00e9es \u00e0 la conception de la ligne et au fonctionnement r\u00e9aliste, des ajustements et des transformations techniques sont n\u00e9cessaires. \u00c0 ce jour, les six unit\u00e9s de production exp\u00e9rimentale ont \u00e9t\u00e9 men\u00e9es jusqu'\u00e0 la troisi\u00e8me unit\u00e9.<\/p>\n<p>Le m\u00e9thacrylate de m\u00e9thyle (MMA) est un monom\u00e8re indispensable \u00e0 la production de mat\u00e9riaux tels que le verre a\u00e9rospatial et les dispositifs \u00e9lectroniques d'information. Le projet s'appuie sur les r\u00e9alisations en mati\u00e8re de R&amp;D de l'Institut d'ing\u00e9nierie de l'Acad\u00e9mie chinoise des sciences depuis de nombreuses ann\u00e9es et poss\u00e8de des droits de propri\u00e9t\u00e9 intellectuelle totalement ind\u00e9pendants.<\/p>\n<p>L'investissement propos\u00e9 pour la premi\u00e8re phase du projet est de 480 millions de yuans, et l'investissement propos\u00e9 pour la deuxi\u00e8me phase est de 1,2 milliard de yuans. Lorsque le projet de monom\u00e8re MMA de 30 000 tonnes sera enti\u00e8rement achev\u00e9, il acc\u00e9l\u00e9rera le d\u00e9veloppement du PMMA et du rev\u00eatement en aval,<\/p>\n<p>&nbsp;<\/p>\n<p><!-- lc-commercial-start --><\/p>\n<h2>Comment les acheteurs \u00e9valuent-ils g\u00e9n\u00e9ralement les monom\u00e8res UV et les syst\u00e8mes de r\u00e9sine<\/h2>\n<p>La plupart des formulations UV les plus performantes sont construites en choisissant d'abord la r\u00e9sine de base, puis en ajustant le package de monom\u00e8res r\u00e9actifs en fonction du substrat, de la m\u00e9thode de durcissement et des contraintes d'utilisation finale. Cela produit g\u00e9n\u00e9ralement un r\u00e9sultat plus stable que de choisir les mat\u00e9riaux uniquement en fonction de la viscosit\u00e9 ou du prix.<\/p>\n<ul>\n<li><strong>Commencer \u00e0 partir de la propri\u00e9t\u00e9 cible finale :<\/strong> la duret\u00e9, la flexibilit\u00e9, l'adh\u00e9rence et le retrait indiquent rarement le m\u00eame ensemble de mati\u00e8res premi\u00e8res.<\/li>\n<li><strong>Filtrer l'ensemble du package r\u00e9actif :<\/strong> les choix d'oligom\u00e8res, de monom\u00e8res et de photoinitiateurs interagissent fortement dans les syst\u00e8mes UV.<\/li>\n<li><strong>Utilisez la viscosit\u00e9 comme un outil, pas comme la seule r\u00e8gle de d\u00e9cision :<\/strong> le mat\u00e9riau le plus facile \u00e0 travailler n'est pas toujours celui qui donne les meilleurs r\u00e9sultats apr\u00e8s durcissement.<\/li>\n<li><strong>V\u00e9rifier le substrat r\u00e9el :<\/strong> Le plastique, le m\u00e9tal, les films d&#x27;\u00e9tiquetage, les syst\u00e8mes \u00e0 base de gel et les rev\u00eatements peuvent pr\u00e9senter des \u00e9quilibres tr\u00e8s diff\u00e9rents entre polarit\u00e9 et densit\u00e9 de polym\u00e9risation.<\/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\/hpma-monomer-cas-27813-02-1\/\">CHLUMICRYL HPMA<\/a>:<\/strong> Utile lorsque plus de polarit\u00e9 et de soutien \u00e0 l'adh\u00e9rence sont n\u00e9cessaires dans le package r\u00e9actif.<\/li>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/fr\/product\/iboa-monomer-cas-5888-33-5\/\">CHLUMICRYL IBOA<\/a>:<\/strong> Un monom\u00e8re de r\u00e9f\u00e9rence solide \u00e0 faible viscosit\u00e9 lorsque la duret\u00e9 et une bonne fluidit\u00e9 sont importantes.<\/li>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/fr\/product\/tmpta-cas-15625-89-5\/\">CHLUMICRYL TMPTA<\/a>:<\/strong> Un monom\u00e8re r\u00e9actif standard de r\u00e9f\u00e9rence lorsqu'une densit\u00e9 de r\u00e9ticulation plus \u00e9lev\u00e9e est requise.<\/li>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/fr\/product\/eo3-tmpta-cas-28961-43-5\/\">CHLUMICRYL EO3-TMPTA<\/a>:<\/strong> Utile lorsque la viscosit\u00e9 et le comportement de durcissement doivent \u00eatre ajust\u00e9s autour du syst\u00e8me de base.<\/li>\n<\/ul>\n<h3>FAQ pour les acheteurs et les formulateurs<\/h3>\n<p><strong>Un seul monom\u00e8re ou r\u00e9sine UV peut-il r\u00e9soudre tous les probl\u00e8mes de formulation ?<\/strong><br \/>En g\u00e9n\u00e9ral, non. Les formules performantes sur le march\u00e9 reposent sur la synergie de plusieurs composants qui permettent d&#x27;\u00e9quilibrer le durcissement, l&#x27;adh\u00e9rence, la fluidit\u00e9 et la durabilit\u00e9.<\/p>\n<p><strong>Pourquoi faut-il analyser les monom\u00e8res en m\u00eame temps que les oligom\u00e8res ?<\/strong><br \/>Parce que les monom\u00e8res peuvent modifier la viscosit\u00e9, la vitesse de durcissement, le retrait et le comportement du substrat suffisamment pour alt\u00e9rer le classement final de la m\u00eame r\u00e9sine squelettique.<\/p>\n<p><!-- lc-commercial-end --><\/p>","protected":false},"excerpt":{"rendered":"<p>On the one hand, it plans to invest in the construction of 60,000 tons\/year acrylic acid and 50,000 tons\/year butyl acrylate projects, which will form an industrial chain linkage with<\/p>","protected":false},"author":1,"featured_media":5200,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[120],"tags":[],"class_list":["post-5199","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.3.1 - 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