Chrome-complex dyes and the production and use thereof
    1.
    发明授权
    Chrome-complex dyes and the production and use thereof 失效
    铬复合染料及其生产和使用

    公开(公告)号:US4340536A

    公开(公告)日:1982-07-20

    申请号:US149605

    申请日:1980-05-14

    Applicant: Fabio Beffa

    Inventor: Fabio Beffa

    CPC classification number: C09B55/001 C09B45/26 C09B45/482

    Abstract: Chrome-complex dyes for dyeing natural and synthetic polyamide materials, which dyes, in the form of the free acid, correspond to the formula ##STR1## wherein X, W, R.sub.1, A, q, p, B, Z, D, Y and n have the meanings defined in claim 1.

    Abstract translation: 用于染色天然和合成聚酰胺材料的铬复合染料,其游离酸形式的染料对应于式(1)其中X,W,R1,A,q,p,B ,Z,D,Y和n具有权利要求1中定义的含义。

    Chromiferous complex dyestuffs, a process for their preparation and
their application
    2.
    发明授权
    Chromiferous complex dyestuffs, a process for their preparation and their application 失效
    含铬复合染料,其制备方法及其应用

    公开(公告)号:US4414151A

    公开(公告)日:1983-11-08

    申请号:US282902

    申请日:1981-07-13

    CPC classification number: C09B45/16 C09B45/482

    Abstract: The invention relates to new chromiferous complex dyestuffs of the general formula: ##STR1## in which R represents a hydrogen atom or a .beta.-hydroxyethyl group, A represents a hydrogen atom, a phenyl group or a phenyl group substituted by one or more halogen atoms or alkyl groups of low molecular weight, and the nucleus B may be substituted by one or more chlorine atoms.These complexes may be used for the coloration of the natural or synthetic polyamides or leather.

    Abstract translation: 本发明涉及以下通式的新的含铬复合染料:其中R表示氢原子或β-羟乙基,A表示氢原子,苯基或被一个或多个 更多的卤素原子或低分子量的烷基,并且核B可以被一个或多个氯原子取代。 这些络合物可用于天然或合成聚酰胺或皮革的着色。

    Novel azo dyes
    4.
    发明授权
    Novel azo dyes 失效
    新型偶氮染料

    公开(公告)号:US4265811A

    公开(公告)日:1981-05-05

    申请号:US1448

    申请日:1979-01-08

    CPC classification number: C09B45/482 C09B45/16

    Abstract: There are described novel compounds which are chrome-complexed dyes and which include an ortho, ortho' dihydroxyazo dye moiety, an onium salt and a ligand which is a radical of an iminodiacetic acid.

    Abstract translation: 描述了作为铬络合染料的新型化合物,其包括邻位,邻二羟基偶氮染料部分,鎓盐和作为亚氨基二乙酸基团的配体。

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