Azoxy dyes and copper complexes thereof
    2.
    发明申请
    Azoxy dyes and copper complexes thereof 失效
    偶氮染料及其铜络合物

    公开(公告)号:US20040204570A1

    公开(公告)日:2004-10-14

    申请号:US10795585

    申请日:2004-03-09

    CPC分类号: C09B45/28 C09B43/10 C09B43/44

    摘要: Azoxy dyes of the general formula I in the form of the free acid 1 where n is 0 or 1, each R1 is selected from the group consisting of methoxy, hydroxyl and carboxyl, each R2 is selected from the group consisting of carboxyl, amino, C1-C4-alkylamino, allylamino, benzylamino and methoxycarbonylmethylamino, and the phenyl rings A may additionally be substituted by C1-C8-alkyl, unsubstituted or methyl- or halogen-substituted phenyl, hydroxyl, amino, nitro, halogen, carboxyl, N-benzylcarbamoyl, unsubstituted or nitro-, halogen-, C1-C4-alkoxy- or acetoxy-substituted phenylcarbamoyl and naphthylcarbamoyl or be benzofused, their copper complexes, a process for prpearing the copper complex dyes, azoxy dyes of the formula I in their partially or completely deacylated form, their copper complexes, colorants comprising these azoxy dyes and/or their copper complexes and also their use for dyeing and printing natural or synthetic substrates.

    摘要翻译: 通式I的芳氧基染料为游离酸形式,其中n为0或1,每个R 1选自甲氧基,羟基和羧基,每个R 2选自 羧基,氨基,C 1 -C 4 - 烷基氨基,烯丙基氨基,苄基氨基和甲氧基羰基甲基氨基,苯环A可另外被C 1 -C 8 - 烷基,未被取代或甲基或卤素取代的苯基,羟基,氨基,硝基,卤素 ,羧基,N-苄基氨基甲酰基,未取代的或硝基 - ,卤素 - ,C 1 -C 4 - 烷氧基 - 或乙酰氧基取代的苯基氨基甲酰基和萘基氨基甲酰基或苯并稠合,它们的铜络合物,用于制备铜络合物染料的方法,式 其部分或完全脱酰基形式,其铜络合物,包含这些偶氮染料和/或其铜络合物的着色剂,以及它们用于染色和印刷天然或合成基材的用途。