{"id":8877,"date":"2025-09-12T08:43:00","date_gmt":"2025-09-12T08:43:00","guid":{"rendered":"https:\/\/changhongchemical.com\/?p=8877"},"modified":"2026-04-27T11:18:16","modified_gmt":"2026-04-27T11:18:16","slug":"pigments-inks","status":"publish","type":"post","link":"https:\/\/changhongchemical.com\/fr\/pigments-inks\/","title":{"rendered":"Pigments et encres"},"content":{"rendered":"<h1><strong>Pigments et encres<\/strong><\/h1>\r\nLes pigments sont un composant essentiel de l'encre et la principale substance filmog\u00e8ne de la couche d'encre. Non seulement ils conf\u00e8rent \u00e0 l'encre de riches couleurs d\u00e9coratives et assurent la couverture du substrat imprim\u00e9, mais ils am\u00e9liorent \u00e9galement les propri\u00e9t\u00e9s physiques de la couche d'encre. Ces am\u00e9liorations comprennent une r\u00e9sistance m\u00e9canique accrue, une meilleure r\u00e9sistance \u00e0 la corrosion et une r\u00e9duction de la perm\u00e9abilit\u00e9 \u00e0 l'air et \u00e0 l'eau. Certains pigments sp\u00e9ciaux conf\u00e8rent en outre des propri\u00e9t\u00e9s fonctionnelles \u00e0 l'encre, telles que la fluorescence et les effets antistatiques, jouant ainsi un r\u00f4le central dans la r\u00e9alisation de formulations d'encres multifonctionnelles.\r\n\r\n<img decoding=\"async\" class=\"alignnone size-full wp-image-8879\" src=\"https:\/\/changhongchemical.com\/wp-content\/uploads\/2025\/09\/1-1-1.webp\" alt=\"\" width=\"3462\" height=\"2084\" srcset=\"https:\/\/changhongchemical.com\/wp-content\/uploads\/2025\/09\/1-1-1.webp 3462w, https:\/\/changhongchemical.com\/wp-content\/uploads\/2025\/09\/1-1-1-768x462.webp 768w, https:\/\/changhongchemical.com\/wp-content\/uploads\/2025\/09\/1-1-1-1536x925.webp 1536w, https:\/\/changhongchemical.com\/wp-content\/uploads\/2025\/09\/1-1-1-2048x1233.webp 2048w, https:\/\/changhongchemical.com\/wp-content\/uploads\/2025\/09\/1-1-1-18x12.webp 18w, https:\/\/changhongchemical.com\/wp-content\/uploads\/2025\/09\/1-1-1-1196x720.webp 1196w, https:\/\/changhongchemical.com\/wp-content\/uploads\/2025\/09\/1-1-1-600x361.webp 600w\" sizes=\"(max-width: 3462px) 100vw, 3462px\" \/>\r\n\r\nEn r\u00e8gle g\u00e9n\u00e9rale, nous \u00e9valuons les performances des pigments \u00e0 l'aide de param\u00e8tres tels que le pouvoir colorant, le pouvoir couvrant, la solidit\u00e9 \u00e0 la lumi\u00e8re, la r\u00e9sistance aux intemp\u00e9ries, la r\u00e9sistance au farinage, la r\u00e9sistance \u00e0 la chaleur et la r\u00e9sistance aux acides et aux alcalis.\r\n\r\n&nbsp;\r\n\r\n<strong><b>Intensit\u00e9 de la teinte<\/b><\/strong>\r\n\r\nLe pouvoir colorant d\u00e9signe l'intensit\u00e9 de la couleur produite lorsqu'un pigment est m\u00e9lang\u00e9 \u00e0 un autre. Plus le pouvoir colorant est \u00e9lev\u00e9, moins il faut de pigment. Par exemple, le pigment outremer est souvent ajout\u00e9 \u00e0 l'encre blanche pour neutraliser les tons jaunes ; plus le pouvoir colorant de l'outremer est \u00e9lev\u00e9, plus la quantit\u00e9 n\u00e9cessaire est faible.\r\n\r\n<img decoding=\"async\" class=\"alignnone size-full wp-image-8878\" src=\"https:\/\/changhongchemical.com\/wp-content\/uploads\/2025\/09\/1-6.webp\" alt=\"\" width=\"3462\" height=\"2084\" srcset=\"https:\/\/changhongchemical.com\/wp-content\/uploads\/2025\/09\/1-6.webp 3462w, https:\/\/changhongchemical.com\/wp-content\/uploads\/2025\/09\/1-6-768x462.webp 768w, https:\/\/changhongchemical.com\/wp-content\/uploads\/2025\/09\/1-6-1536x925.webp 1536w, https:\/\/changhongchemical.com\/wp-content\/uploads\/2025\/09\/1-6-2048x1233.webp 2048w, https:\/\/changhongchemical.com\/wp-content\/uploads\/2025\/09\/1-6-18x12.webp 18w, https:\/\/changhongchemical.com\/wp-content\/uploads\/2025\/09\/1-6-1196x720.webp 1196w, https:\/\/changhongchemical.com\/wp-content\/uploads\/2025\/09\/1-6-600x361.webp 600w\" sizes=\"(max-width: 3462px) 100vw, 3462px\" \/>\r\n\r\n<strong><b>Opacit\u00e9<\/b><\/strong>\r\n\r\nL'opacit\u00e9 fait r\u00e9f\u00e9rence \u00e0 la capacit\u00e9 de l'encre \u00e0 dissimuler la couleur sous-jacente apr\u00e8s impression sur la surface d'un substrat. Pour les pigments, l'opacit\u00e9 se manifeste par la capacit\u00e9 du pigment de la couche d'encre \u00e0 masquer efficacement le substrat, en emp\u00eachant la couleur de base de transpara\u00eetre. Cette propri\u00e9t\u00e9 est g\u00e9n\u00e9ralement exprim\u00e9e en grammes de pigment n\u00e9cessaires pour couvrir une surface d'un m\u00e8tre carr\u00e9.\r\n\r\n&nbsp;\r\n\r\n<strong><b>R\u00e9sistance \u00e0 la lumi\u00e8re et aux intemp\u00e9ries<\/b><\/strong>\r\n\r\nLes pigments peuvent subir des changements de couleur et de propri\u00e9t\u00e9s lorsqu'ils sont expos\u00e9s \u00e0 la lumi\u00e8re du soleil et aux conditions atmosph\u00e9riques. La solidit\u00e9 \u00e0 la lumi\u00e8re et la r\u00e9sistance aux intemp\u00e9ries d\u00e9signent la capacit\u00e9 \u00e0 r\u00e9sister \u00e0 ces alt\u00e9rations. Cette propri\u00e9t\u00e9 est particuli\u00e8rement importante pour les encres ext\u00e9rieures. Par exemple, les pigments de mica, d'oxyde de fer et de poudre d'aluminium absorbent les rayons ultraviolets, ce qui am\u00e9liore consid\u00e9rablement la r\u00e9sistance aux intemp\u00e9ries de la couche d'encre.\r\n\r\n&nbsp;\r\n\r\n<strong><b>Craie<\/b><\/strong>\r\n\r\nLe farinage se produit lorsque le liant de la couche d'encre se d\u00e9compose sous l'effet de la photochimie, ce qui entra\u00eene la s\u00e9paration des pigments de la couche d'encre et la formation d'une poudre. Ce ph\u00e9nom\u00e8ne affecte non seulement l'apparence, mais r\u00e9duit \u00e9galement la fonction protectrice de la couche d'encre.\r\n\r\n<strong><b><img decoding=\"async\" class=\"alignnone size-full wp-image-8880\" src=\"https:\/\/changhongchemical.com\/wp-content\/uploads\/2025\/09\/2-6.webp\" alt=\"\" width=\"3462\" height=\"2084\" srcset=\"https:\/\/changhongchemical.com\/wp-content\/uploads\/2025\/09\/2-6.webp 3462w, https:\/\/changhongchemical.com\/wp-content\/uploads\/2025\/09\/2-6-768x462.webp 768w, https:\/\/changhongchemical.com\/wp-content\/uploads\/2025\/09\/2-6-1536x925.webp 1536w, https:\/\/changhongchemical.com\/wp-content\/uploads\/2025\/09\/2-6-2048x1233.webp 2048w, https:\/\/changhongchemical.com\/wp-content\/uploads\/2025\/09\/2-6-18x12.webp 18w, https:\/\/changhongchemical.com\/wp-content\/uploads\/2025\/09\/2-6-1196x720.webp 1196w, https:\/\/changhongchemical.com\/wp-content\/uploads\/2025\/09\/2-6-600x361.webp 600w\" sizes=\"(max-width: 3462px) 100vw, 3462px\" \/>R\u00e9sistance \u00e0 la chaleur<\/b><\/strong>\r\n\r\nSe r\u00e9f\u00e8re \u00e0 la capacit\u00e9 d'un pigment \u00e0 maintenir la stabilit\u00e9 de la couleur dans des conditions de haute temp\u00e9rature. Pour les encres n\u00e9cessitant une cuisson \u00e0 haute temp\u00e9rature (comme l'\u00e9mail cuit), la r\u00e9sistance \u00e0 la chaleur est un indicateur essentiel.\r\n\r\n&nbsp;\r\n\r\n<strong><b>R\u00e9sistance aux acides et aux alcalis<\/b><\/strong>\r\n\r\nIl s'agit de la capacit\u00e9 d'un pigment \u00e0 conserver sa couleur d'origine dans des environnements acides ou alcalins. Par exemple, les pigments utilis\u00e9s dans les encres \u00e0 base d'eau doivent poss\u00e9der une excellente r\u00e9sistance aux alcalis.\r\n\r\n&nbsp;\r\n\r\n<strong><b>Classification des pigments<\/b><\/strong>\r\n\r\nLes pigments sont divers et peuvent \u00eatre class\u00e9s en quatre cat\u00e9gories principales en fonction de leur fonction dans l'encre : les pigments colorants, les pigments antirouille, les pigments de dilution et les pigments de sp\u00e9cialit\u00e9.\r\n\r\n&nbsp;\r\n\r\n<strong><b>Pigments de coloration<\/b><\/strong>\r\n\r\nCette cat\u00e9gorie de pigments offre diverses couleurs, principalement utilis\u00e9es pour apporter de la couleur et de la couverture tout en am\u00e9liorant la durabilit\u00e9 et la r\u00e9sistance \u00e0 l'abrasion des films d'encre. Par couleur, ils sont class\u00e9s en neuf groupes principaux : jaune, rouge, orange, violet, bleu, vert, blanc, noir et m\u00e9tallique. Les vari\u00e9t\u00e9s les plus courantes sont : le jaune de chrome, le jaune de fer, le jaune clair, le rouge d'antimoine, le rouge de toluidine, le bleu de fer, le bleu de phtalocyanine, l'oxyde de zinc, le blanc de titane, le noir de carbone, le vert d'oxyde de chrome, la poudre d'aluminium et la poudre de cuivre.\r\n\r\n<img decoding=\"async\" class=\"alignnone size-full wp-image-8881\" src=\"https:\/\/changhongchemical.com\/wp-content\/uploads\/2025\/09\/3-4.webp\" alt=\"\" width=\"3462\" height=\"2084\" srcset=\"https:\/\/changhongchemical.com\/wp-content\/uploads\/2025\/09\/3-4.webp 3462w, https:\/\/changhongchemical.com\/wp-content\/uploads\/2025\/09\/3-4-768x462.webp 768w, https:\/\/changhongchemical.com\/wp-content\/uploads\/2025\/09\/3-4-1536x925.webp 1536w, https:\/\/changhongchemical.com\/wp-content\/uploads\/2025\/09\/3-4-2048x1233.webp 2048w, https:\/\/changhongchemical.com\/wp-content\/uploads\/2025\/09\/3-4-18x12.webp 18w, https:\/\/changhongchemical.com\/wp-content\/uploads\/2025\/09\/3-4-1196x720.webp 1196w, https:\/\/changhongchemical.com\/wp-content\/uploads\/2025\/09\/3-4-600x361.webp 600w\" sizes=\"(max-width: 3462px) 100vw, 3462px\" \/>\r\n\r\n<strong><b>Pigments antirouille<\/b><\/strong>\r\n\r\nAnti-rust pigments are categorized into physical and chemical types, serving as essential components of anti-rust inks.\r\n\r\nPhysical anti-rust pigments, such as iron oxide red, feature stable chemical properties and fine particles that enhance ink layer density while blocking moisture and oxygen. Aluminum powder, with its flake-like structure, improves ink layer sealing and reflects ultraviolet rays to delay aging.\r\n\r\nChemical rust-proof pigments like red lead, zinc chromate yellow, and zinc powder achieve rust prevention through chemical reactions.\r\n\r\n&nbsp;\r\n\r\n<strong><b>Pigments d'extension<\/b><\/strong>\r\n\r\n\u00c9galement connus sous le nom de pigments de charge, ils sont souvent d\u00e9riv\u00e9s de min\u00e9raux naturels ou de sous-produits industriels, ce qui permet de r\u00e9duire les co\u00fbts. Avec des indices de r\u00e9fraction similaires \u00e0 ceux des huiles ou des r\u00e9sines, ils n'ont pas de pouvoir colorant ou couvrant. Leurs principales fonctions sont d'augmenter l'\u00e9paisseur de la couche d'encre, de renforcer la duret\u00e9 et la r\u00e9sistance \u00e0 l'abrasion, d'am\u00e9liorer les propri\u00e9t\u00e9s de suspension et de nivellement et d'optimiser la structure de l'encre afin d'augmenter sa r\u00e9sistance au vieillissement. L'utilisation de pigments d'extension permet \u00e9galement de contr\u00f4ler les co\u00fbts de l'encre en \u00e9vitant la redondance fonctionnelle avec les pigments colorants.\r\n\r\n&nbsp;\r\n\r\n<strong><b>Pigments sp\u00e9ciaux<\/b><\/strong>\r\n<ul>\r\n \t<li><strong><b>Pigments \u00e0 effet :<\/b><\/strong>Tels que les pigments de changement de couleur en fonction de l'angle, qui font que les couches d'encre pr\u00e9sentent des variations de couleur et de luminosit\u00e9 \u00e0 diff\u00e9rents angles de vue. Ils sont couramment utilis\u00e9s dans les rev\u00eatements automobiles et l'impression d'emballages haut de gamme.<\/li>\r\n \t<li><strong><b> Pigments fluorescents : <\/b><\/strong>Divis\u00e9s en types inorganiques et organiques, ils \u00e9mettent une fluorescence intense. Largement utilis\u00e9s dans la publicit\u00e9 et la signalisation de s\u00e9curit\u00e9.<\/li>\r\n \t<li><strong><b>Charges antistatiques :<\/b><\/strong>Utilis\u00e9s dans les encres antistatiques, ils sont appr\u00e9ci\u00e9s pour leur faible co\u00fbt et leur facilit\u00e9 d'application, ce qui fait qu'ils sont largement adopt\u00e9s dans la fabrication \u00e9lectronique et l'emballage plastique.<\/li>\r\n<\/ul>\r\n&nbsp;\r\n\r\nIl convient de noter qu'aujourd'hui, les consommateurs accordent de plus en plus d'importance \u00e0 la s\u00e9curit\u00e9 des produits. Dans le secteur des soins des ongles, les produits CHROM\u00c9CLAIR <a href=\"http:\/\/chromeclair.com\/product\/cat-eye-gel-polish-hema-free-and-tpo-free-ce02\/\">Vernis gel sans HEMA pour les yeux de chat<\/a> illustre cette tendance.\r\n\r\n<img decoding=\"async\" class=\"alignnone size-full wp-image-8882\" src=\"https:\/\/changhongchemical.com\/wp-content\/uploads\/2025\/09\/4-4.webp\" alt=\"\" width=\"3462\" height=\"2084\" srcset=\"https:\/\/changhongchemical.com\/wp-content\/uploads\/2025\/09\/4-4.webp 3462w, https:\/\/changhongchemical.com\/wp-content\/uploads\/2025\/09\/4-4-768x462.webp 768w, https:\/\/changhongchemical.com\/wp-content\/uploads\/2025\/09\/4-4-1536x925.webp 1536w, https:\/\/changhongchemical.com\/wp-content\/uploads\/2025\/09\/4-4-2048x1233.webp 2048w, https:\/\/changhongchemical.com\/wp-content\/uploads\/2025\/09\/4-4-18x12.webp 18w, https:\/\/changhongchemical.com\/wp-content\/uploads\/2025\/09\/4-4-1196x720.webp 1196w, https:\/\/changhongchemical.com\/wp-content\/uploads\/2025\/09\/4-4-600x361.webp 600w\" sizes=\"(max-width: 3462px) 100vw, 3462px\" \/>Leurs produits mettent l'accent sur la s\u00e9curit\u00e9, la faible irritation et le respect de l'environnement, sans ingr\u00e9dients nocifs ou irritants pour prot\u00e9ger la sant\u00e9 des ongles. Cet engagement en faveur de la s\u00e9curit\u00e9 des ingr\u00e9dients et de la responsabilit\u00e9 environnementale s'inscrit parfaitement dans la tendance g\u00e9n\u00e9rale de l'industrie \u00e0 adopter des pratiques plus saines et plus durables dans les secteurs des pigments et des encres.\n\n\n<p><strong>Related product references:<\/strong> For formulation review or sourcing comparison, see <a href=\"https:\/\/changhongchemical.com\/product\/hema-free-tpo-free-gel-polish\/\">CHROM\u00c9CLAIR HEMA-free &amp; TPO-free Gel Polish<\/a> et <a href=\"https:\/\/changhongchemical.com\/product\/chluminit-tmo-photoinitiator-cas-270586-78-2\/\">CHLUMINIT TMO<\/a>.<\/p>","protected":false},"excerpt":{"rendered":"<p>Pigments are a vital component of ink and the key film-forming substance in the ink layer. They not only impart rich decorative colors to the ink and provide coverage over the printed substrate, but&#8230;<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-8877","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Pigments &amp; Inks<\/title>\n<meta name=\"description\" content=\"Pigments are a vital component of ink and the key film-forming substance in the ink layer. They not only impart rich decorative colors to the ink and provide coverage over the printed substrate, but also enhance the physical properties of the ink layer. These improvements include increased mechanical strength, enhanced corrosion resistance, and reduced permeability to air and water. Certain specialty pigments further confer functional properties to the ink, such as fluorescence and antistatic effects, playing a central role in achieving multifunctional ink formulations.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/changhongchemical.com\/fr\/pigments-inks\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Pigments &amp; Inks\" \/>\n<meta property=\"og:description\" content=\"Pigments are a vital component of ink and the key film-forming substance in the ink layer. They not only impart rich decorative colors to the ink and provide coverage over the printed substrate, but also enhance the physical properties of the ink layer. These improvements include increased mechanical strength, enhanced corrosion resistance, and reduced permeability to air and water. Certain specialty pigments further confer functional properties to the ink, such as fluorescence and antistatic effects, playing a central role in achieving multifunctional ink formulations.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/changhongchemical.com\/fr\/pigments-inks\/\" \/>\n<meta property=\"og:site_name\" content=\"Changhong Chemical\" \/>\n<meta property=\"article:published_time\" content=\"2025-09-12T08:43:00+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-04-27T11:18:16+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/changhongchemical.com\/wp-content\/uploads\/2025\/09\/1-1-1.webp\" \/>\n\t<meta property=\"og:image:width\" content=\"3462\" \/>\n\t<meta property=\"og:image:height\" content=\"2084\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/webp\" \/>\n<meta name=\"author\" content=\"Changhong Chemical\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"Changhong Chemical\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"5 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/changhongchemical.com\\\/pigments-inks\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/changhongchemical.com\\\/pigments-inks\\\/\"},\"author\":{\"name\":\"Changhong Chemical\",\"@id\":\"https:\\\/\\\/changhongchemical.com\\\/#\\\/schema\\\/person\\\/2a9593ff69d6db8f8ca0567ca3ed6b5d\"},\"headline\":\"Pigments &#038; Inks\",\"datePublished\":\"2025-09-12T08:43:00+00:00\",\"dateModified\":\"2026-04-27T11:18:16+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/changhongchemical.com\\\/pigments-inks\\\/\"},\"wordCount\":826,\"publisher\":{\"@id\":\"https:\\\/\\\/changhongchemical.com\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/changhongchemical.com\\\/pigments-inks\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/changhongchemical.com\\\/wp-content\\\/uploads\\\/2025\\\/09\\\/1-1-1.webp\",\"articleSection\":[\"Uncategorized\"],\"inLanguage\":\"fr-FR\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/changhongchemical.com\\\/pigments-inks\\\/\",\"url\":\"https:\\\/\\\/changhongchemical.com\\\/pigments-inks\\\/\",\"name\":\"Pigments & Inks\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/changhongchemical.com\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/changhongchemical.com\\\/pigments-inks\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/changhongchemical.com\\\/pigments-inks\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/changhongchemical.com\\\/wp-content\\\/uploads\\\/2025\\\/09\\\/1-1-1.webp\",\"datePublished\":\"2025-09-12T08:43:00+00:00\",\"dateModified\":\"2026-04-27T11:18:16+00:00\",\"description\":\"Pigments are a vital component of ink and the key film-forming substance in the ink layer. 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