{"id":9502,"date":"2024-02-09T16:22:07","date_gmt":"2024-02-09T15:22:07","guid":{"rendered":"https:\/\/www.serraciments.com\/?p=9502"},"modified":"2025-09-25T16:33:19","modified_gmt":"2025-09-25T14:33:19","slug":"les-origines-des-oxydes-de-fer-2","status":"publish","type":"post","link":"https:\/\/www.serraciments.com\/fr\/2024\/02\/09\/les-origines-des-oxydes-de-fer-2\/","title":{"rendered":"Les origines des oxydes de fer"},"content":{"rendered":"\n<p><strong>Les oxydes de fer sont utilis\u00e9s depuis la pr\u00e9histoire. Les hommes pr\u00e9historiques collectaient des minerais dans la terre, les broyaient et les pulv\u00e9risaient pour obtenir une poudre, qu\u2019ils m\u00e9langeaient ensuite \u00e0 diff\u00e9rentes substances afin de cr\u00e9er des pigments organiques utilis\u00e9s comme peintures. Ces pigments \u00e9taient appliqu\u00e9s sur diverses surfaces, y compris les parois des grottes, pour r\u00e9aliser de l\u2019art rupestre et des d\u00e9corations.<\/strong><\/p>\n\n\n\n<p>L\u2019un des principaux composants des peintures est le min\u00e9ral h\u00e9matite, compos\u00e9 d\u2019oxyde ferrique, dont la formule chimique est Fe\u2082O\u2083.<\/p>\n\n\n\n<p>Les pigments organiques pr\u00e9sents dans la nature tendent \u00e0 \u00eatre moins stables que les pigments synth\u00e9tiques, car ils sont sensibles aux rayons UV, ce qui peut entra\u00eener une d\u00e9coloration ou un effacement au fil du temps.<\/p>\n\n\n\n<p>En revanche, les pigments inorganiques, con\u00e7us pour am\u00e9liorer les propri\u00e9t\u00e9s et la durabilit\u00e9, sont r\u00e9sistants \u00e0 la lumi\u00e8re, aux conditions environnementales d\u00e9favorables et aux alcalis pr\u00e9sents dans le ciment. Pour cette raison, ils sont pr\u00e9f\u00e9r\u00e9s pour des applications n\u00e9cessitant une grande stabilit\u00e9 et durabilit\u00e9, comme dans la construction et la peinture ext\u00e9rieure.<\/p>\n\n\n\n<p>Lors du choix de pigments \u00e0 m\u00e9langer avec le ciment, le mortier ou le b\u00e9ton, il est important de s\u00e9lectionner ceux sp\u00e9cifiquement con\u00e7us pour les applications de construction. Les pigments inorganiques SC Pigments<strong> <\/strong>sont formul\u00e9s pour garantir la stabilit\u00e9 de la couleur et la compatibilit\u00e9 avec les mat\u00e9riaux \u00e0 base de ciment.<\/p>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Dans la pr\u00e9histoire, on r\u00e9coltait des min\u00e9raux dans la terre, on les broyait et les pulv\u00e9risait pour obtenir des pigments organiques et les utiliser comme peintures.<\/p>\n","protected":false},"author":1,"featured_media":9510,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[213],"tags":[],"class_list":["post-9502","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-non-classifiee"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Les origines des oxydes de fer - Serra Ciments<\/title>\n<meta name=\"description\" content=\"Les oxydes de fer ont \u00e9t\u00e9 utilis\u00e9s depuis la pr\u00e9histoire. Les hommes pr\u00e9historiques collectaient des minerais dans la terre, les broyaient et les pulv\u00e9risaient pour obtenir une poudre, qu\u2019ils m\u00e9langeaient ensuite \u00e0 diff\u00e9rentes substances afin de cr\u00e9er des pigments organiques utilis\u00e9s comme peintures.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.serraciments.com\/fr\/2024\/02\/09\/les-origines-des-oxydes-de-fer-2\/\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"serradmin\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.serraciments.com\/fr\/2024\/02\/09\/les-origines-des-oxydes-de-fer-2\/\",\"url\":\"https:\/\/www.serraciments.com\/fr\/2024\/02\/09\/les-origines-des-oxydes-de-fer-2\/\",\"name\":\"Les origines des oxydes de fer - Serra Ciments\",\"isPartOf\":{\"@id\":\"https:\/\/www.serraciments.com\/es\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.serraciments.com\/fr\/2024\/02\/09\/les-origines-des-oxydes-de-fer-2\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.serraciments.com\/fr\/2024\/02\/09\/les-origines-des-oxydes-de-fer-2\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.serraciments.com\/wp-content\/uploads\/2024\/02\/pintura_oxido.jpg\",\"datePublished\":\"2024-02-09T15:22:07+00:00\",\"dateModified\":\"2025-09-25T14:33:19+00:00\",\"author\":{\"@id\":\"https:\/\/www.serraciments.com\/es\/#\/schema\/person\/6416a40dfb292c30c0846525724dd55e\"},\"description\":\"Les oxydes de fer ont \u00e9t\u00e9 utilis\u00e9s depuis la pr\u00e9histoire. 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