Suede-like artificial leather

Details Suede-like artificial leather Suede-like artificial leather

1997-09-29

1999-03-02

Einsmann, Margaret

Bleaching and dyeing; fluid treatment and chemical modification

Color protecting process for dyed product

8490, 8531, 8611, 8613, 8650, 8652, 8924, 8726, 8515, D06P 122, D06P 130, D06P 324

Patent

active

058764666

ABSTRACT:
Suede-like artificial leather is described that is treated with at least one dye selected from the group consisting of sulfur dyes, vat dyes and sulfur vat dyes, and 2,2',4,4'-tetrahydroxy benzophenone. The suede-like artificial leather has excellent color resistance to light and color fastness to both washing and dry-cleaning.

REFERENCES:
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patent: 4775386 (1988-10-01), Reinert et al.
patent: 5004643 (1991-04-01), Caldwell
patent: 5277969 (1994-01-01), Borri et al.
patent: 5436399 (1995-07-01), Koyama et al.
Database WPI, Section CH, Week 9034, Derwent Publications Ltd., London, GB; Class A18, AN 90-258565, XP002066967 & JP 02 182 981 A (Kohkoku Chem Ind Co Ltd)*Abstract*, patent date Jul. 1990.
Ando et al, "The Influence of Light Stabilizers on lightfastnese of Nitrocellulose group lacquer films", Hikaku Kagaku (1989) CA abstract.

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