Betaine-type cyan monoazo dyes for dying and printing fibrous ma

Details Betaine-type cyan monoazo dyes for dying and printing fibrous ma Betaine-type cyan monoazo dyes for dying and printing fibrous ma

1989-12-01

1990-09-11

Higel, Floyd D.

Organic compounds -- part of the class 532-570 series

Organic compounds

Azo

534589, 534603, 534604, 534605, 534650, 534730, 534830, 534852, 534857, 562 47, 564 99, C09B 4402, D06P 141, D06P 324, D06P 379

Patent

active

049564560

ABSTRACT:
The present invention is directed towards a betaine-type monoazo dye for dying and printing fibrous materials, represented by formula (I):

REFERENCES:
patent: 3252964 (1966-05-01), Fuchs et al.
patent: 3524842 (1970-08-01), Grossmann et al.
patent: 3652532 (1972-03-01), Blackwell
patent: 3674772 (1972-07-01), Entschell et al.
patent: 4248772 (1981-02-01), Long
patent: 4435334 (1984-03-01), Stohr et al.
patent: 4556632 (1985-12-01), Sato et al.

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