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    Dye mixture for dyeing fur skins black
    1.
    发明专利
    Dye mixture for dyeing fur skins black 未知

    公开(公告)号：GB1099307A

    公开(公告)日：1968-01-17

    申请号：GB3830266

    申请日：1966-08-26

    Applicant: BASF AG

    Inventor： GRUENLER SIEGFRIED ,  RIEDEL GUENTHER ,  GRASER FRITZ

    IPC: C09B1/34 ,  D06P3/30

    Abstract: Dye mixtures used for dyeing fur skins black comprise by weight 55 to 74% of a dye having the general formula wherein R1 is a chlorine atom or a methyl, methoxy, amino, acetylamino or benzoylamino group which may contain halogen, methyl or a methoxy group in the phenyl group and R2 is hydrogen, a sulphonic acid or a sulphonamide group, 21 to 36% Acid Orange 7 (sulphonilic acid-->b -naphthol); 3.5 to 9.1% Acid Violet 15 and 1.5 to 3.9% Acid Violet 21 (triphenyl methane dyestuffs).ALSO:Fur skins, e.g. sheep, rabbit and musquash are dyed black using dye mixtures comprising by weight 55 to 74% of a dye having the general formula wherein R1 denotes a chlorine atom or a methyl, methoxy, amino, acetylamino, or benzoylamino group which may be substituted in the phenyl group by halogen, methyl or methoxy, and R2 is hydrogen, a sulphonic acid or sulphonamide group, 21 to 36% Acid Orange 7; 3.5 to 9.1% Acid Violet 15 and 1.5 to 3.9% Acid Violet 21.

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