Dyeing of polyamide substrates with an organic N-nitroso-hydroxy

Details Dyeing of polyamide substrates with an organic N-nitroso-hydroxy Dyeing of polyamide substrates with an organic N-nitroso-hydroxy

1990-12-07

1991-12-31

Clingman, A. Lionel

Bleaching and dyeing; fluid treatment and chemical modification

Color protecting process for dyed product

8516, 8624, 8917, 8924, D06P 502, C09B 6700

Patent

active

050768085

ABSTRACT:
Polyamide substrates are dyed from aqueous baths with suitable dyes and with copper complexes of organic N-nitrosohydroxylamines as light stabilizers for the dyed polyamide.

REFERENCES:
patent: 4544372 (1985-10-01), Heise et al.
patent: 4613334 (1986-09-01), Thomas et al.
patent: 4655785 (1987-04-01), Reinert et al.
patent: 4707161 (1987-11-01), Thomas et al.
patent: 4874391 (1989-10-01), Reinert
patent: 4902299 (1990-02-01), Anton
patent: 4990164 (1991-02-01), Huber-Emden

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