Dye mixture containing at least four diazo dyes having the same color with a diaminopyridine coupling component
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Apr 22, 1997
Grant Date -
N/A
app pub date -
Feb 20, 1996
filing date -
Sep 4, 1993
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
Dye mixtures comprising at least 4 dyes of the same color having the formula ##STR1## where D is the radical of a diazo component of the aminoanthraquinone, aniline, aminothiophene, aminothiazole, aminoisothiazole, aminothiadiazole or aminobenzisothiazole series, one of X1 and X2 is substituted or unsubstituted phenylamino while the other is a radical of the formula NH--L--O--R, where L is substited or unsubstituted C.sub.2 -C.sub.8 -alkylene, and R is hydrogen, C.sub.1 -C.sub.4 or C.sub.1 -C.sub.3 -alkanoyl, are useful for dyeing or printing textile materials.
First Claim
Family
International Classification(s)
- [Classification Symbol]
- [Patents Count]
Cited Art Landscape
Patent Citation Ranking
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully