Water-soluble vinyl sulfonyl-type reactive monoazo yellow dyestu

Details Water-soluble vinyl sulfonyl-type reactive monoazo yellow dyestu Water-soluble vinyl sulfonyl-type reactive monoazo yellow dyestu

1986-04-07

1987-10-13

Clingman, A. Lionel

Bleaching and dyeing; fluid treatment and chemical modification

Dry dye composition other than mere mixture of two or more...

8549, 8641, 8683, 8918, C09B 6702, C09B 6200, C09B 2900

Patent

active

046996249

ABSTRACT:
This invention is directed to mixtures of water-soluble, fiber reactive yellow dyestuffs which exhibit superior build-up and color properties over those properties obtained with the individual components of the mixtures. The dyestuffs disclosed herein have the following general formula in their free acid form: ##STR1## wherein R is lower alkyl, lower alkoxy or hydrogen and wherein X is --CH.dbd.CH.sub.2 or --CH.sub.2 CH.sub.2 --Z wherein Z is --OH, --Cl, --Br, --OSO.sub.3 H, --SSO.sub.3 H, OPO.sub.3 H.sub.2 or --N(R.sub.1).sub.2, and wherein R.sub.1 is lower alkyl or hydrogen.

REFERENCES:
patent: 4427413 (1984-01-01), Bauerle
patent: 4548613 (1985-10-01), Bode et al.

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