[EN] BISAZO AND TRISAZO COPPER COMPLEX DYESTUFFS<br/>[FR] COLORANTS COMPLEXES BISAZO ET TRISAZO A BASE DE CUIVRE
申请人:CLARIANT INT LTD
公开号:WO2003099937A1
公开(公告)日:2003-12-04
This invention relates to coppered bis- or trisazo dyestuffs containing at least two (for bisazo) and at least three (for trisazo) alkyl-, alkoxy- or aryl- ammonium sulfonate groups or sulfonate groups with Rhodamine B type or Rosinamine D type counterions. The invention also relates to various intermediates used in the preparation of the metallized dyes, to compositions, and to processes for preparing the metallized dyestuffs. The compounds are particularly suited for the application in lacquers.
这项发明涉及含有至少两个(对于双偶氮)和至少三个(对于三偶氮)烷基、烷氧基或芳基-氨基磺酸盐基团或具有罗丹明B型或罗斯胺D型对离子的铜化双-或三偶氮染料。该发明还涉及用于制备金属化染料的各种中间体、组合物和制备金属化染料的方法。这些化合物特别适用于涂料的应用。