{"id":1315,"date":"2023-02-28T12:00:00","date_gmt":"2023-02-28T12:00:00","guid":{"rendered":"https:\/\/collvila.grafix.digital\/articulos-cat\/oxids-de-crom-per-a-aplicacions-de-recobriments\/"},"modified":"2024-08-12T07:55:24","modified_gmt":"2024-08-12T07:55:24","slug":"oxids-de-crom-per-a-aplicacions-de-recobriments","status":"publish","type":"post","link":"https:\/\/collvila.com\/ca\/articles\/oxids-de-crom-per-a-aplicacions-de-recobriments\/","title":{"rendered":"\u00d2xids de crom per a aplicacions de recobriments"},"content":{"rendered":"\n<p><span><span><span><span><span><span><span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/p>\n<p>Els \u00f2xids de crom colortherm\u00ae no estan classificats com a perillosos segons CLP (EU 1272\/2008). La seva alta resist\u00e8ncia qu\u00edmica i estabilitat a la temperatura de fins a 1.000 \u00b0C els fa especialment adequats per a aplicacions de recobriments de bobines o recobriments en pols altament exigents.<\/p>\n<p>A m\u00e9s, aquests tipus de pigments es poden fer servir en concentracions relativament baixes per produir una capa de cobertura definida a causa del seu excel\u00b7lent poder d'ocultaci\u00f3. Depenent de la quantitat <a href=\"https:\/\/collvila.com\/ca\/producte\/oxinedr-verd\">d'\u00f2xid de crom verd <\/a>a la barreja de pigment, una concentraci\u00f3 de volum de pigment de fins al 4% \u00e9s suficient per produir una capa de cobertura de 50 \u03bcm. Una baixa concentraci\u00f3 de pigment \u00e9s de particular import\u00e0ncia per als recobriments industrials, ja que no hi ha cap efecte perjudicial sobre la mal\u00b7leabilitat de les l\u00e0mines recobertes.<\/p>\n<p>Per acabar, per\u00f2 no menys important, els pigments Colortherm\u00ae Green s\u00f3n molt adequats per a aplicacions de pintura i recobriment a l'aire lliure. L'alta reflexi\u00f3 IR dels \u00f2xids de crom d\u00f3na com a resultat una baixa absorci\u00f3 de calor que, alhora, millora el cicle de vida general del recobriment.<\/p>\n<p><span><span><span><span><span><span><span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><span><span><span><span><span><span><span><\/span><\/span><\/span><span><span><span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Els pigments d&#039;\u00f2xid de crom s\u00f3n l&#039;opci\u00f3 preferida en aplicacions exigents de recobriments industrials a causa de les seves propietats de resist\u00e8ncia excel\u00b7lents, com l&#039;alta estabilitat t\u00e8rmica, la resist\u00e8ncia a la migraci\u00f3 i l&#039;excel\u00b7lent resist\u00e8ncia a la llum i la intemp\u00e8rie.<\/p>\n","protected":false},"author":1,"featured_media":1316,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[24],"tags":[],"class_list":["post-1315","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-articles"],"acf":[],"_links":{"self":[{"href":"https:\/\/collvila.com\/ca\/wp-json\/wp\/v2\/posts\/1315","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/collvila.com\/ca\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/collvila.com\/ca\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/collvila.com\/ca\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/collvila.com\/ca\/wp-json\/wp\/v2\/comments?post=1315"}],"version-history":[{"count":1,"href":"https:\/\/collvila.com\/ca\/wp-json\/wp\/v2\/posts\/1315\/revisions"}],"predecessor-version":[{"id":1398,"href":"https:\/\/collvila.com\/ca\/wp-json\/wp\/v2\/posts\/1315\/revisions\/1398"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/collvila.com\/ca\/wp-json\/wp\/v2\/media\/1316"}],"wp:attachment":[{"href":"https:\/\/collvila.com\/ca\/wp-json\/wp\/v2\/media?parent=1315"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/collvila.com\/ca\/wp-json\/wp\/v2\/categories?post=1315"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/collvila.com\/ca\/wp-json\/wp\/v2\/tags?post=1315"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}