Copper phthalocyanine blue reactive dye

Details Copper phthalocyanine blue reactive dye Copper phthalocyanine blue reactive dye

1981-08-26

1983-08-02

Raymond, Richard

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

C09B 4703

Patent

active

043965490

ABSTRACT:
A turquoise blue reactive dye represented by a free acid of the formula, ##STR1## wherein [CuPc] is a copper phthalocyanine nucleus, W is ##STR2## in which R.sub.1 and R.sub.2 are each a hydrogen atom or a methyl group and i is an integer of 2 to 6 both inclusive, Y.sub.1 and Y.sub.2 are each a hydrogen atom, a methyl, methoxy or sulfonic acid group, l and m are each a number of 0 to 3, and n is a number of 1 to 3, provided that l+m+n is not more than 4.
This dye is suitable for dyeing cellulose fibers to produce a turquoise blue dyed product superior in fastnesses, acid stability, build-up property, level dyeing property, and low-temperature dyeability.

REFERENCES:
patent: 3223470 (1965-12-01), Boedeker et al.
patent: 4330469 (1982-05-01), Gati et al.

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