Metal-free monoazo and disazo compounds having a 1-hydroxy-5,6-,

Details Metal-free monoazo and disazo compounds having a 1-hydroxy-5,6-, Metal-free monoazo and disazo compounds having a 1-hydroxy-5,6-,

1986-08-15

1988-08-16

Clingman, A. Lionel

Bleaching and dyeing; fluid treatment and chemical modification

Dyeing involving animal-derived natural fiber material ,...

Leather dyeing

8527, 8686, 8687, 8688, 8918, 8919, 8523, 534603, 534604, 534613, 534614, 534637, 534638, 534693, 534701, 534797, 534803, C09B 2930, C09B 3108, D06P 106, D06P 332

Patent

active

047641754

ABSTRACT:
Metal-free compounds of the formula, ##STR1## and 1:1 copper complexes of metallizable metal-free compounds of said formula and internal and external salts of metal-free compounds of said formula and of 1:1 copper complexes of metallizable metal-free compounds of said formula, wherein

REFERENCES:
patent: 4083840 (1978-04-01), Schoefberger
patent: 4363761 (1982-12-01), Pedrazzi
patent: 4544737 (1985-10-01), Stohr et al.
patent: 4594410 (1986-06-01), Pedrazzi

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