Organic compounds

Details Organic compounds Organic compounds

1994-02-03

1995-11-28

Chan, Nicky

Bleaching and dyeing; fluid treatment and chemical modification

Organic additive for dye composition, dye composition...

Sulfur-containing

558 37, 8589, C09B 6740, C07C30512

Patent

active

054703557

ABSTRACT:
Compounds of formula I ##STR1## in which R.sub.1 is isooctyl, nonyl or dodecyl, R.sub.2 is H or --SO.sub.3 R.sub.6, R.sub.3 (A--O).sub.m R.sub.5 where each A, independently, is --C.sub.2 H.sub.4 --, --C.sub.3 H.sub.6 -- or --C.sub.4 H.sub.8 --, R.sub.4 is (B--O).sub.n R.sub.5 where each B, independently, is --C.sub.2 H.sub.4 --, --C.sub.3 H.sub.6 -- or --C.sub.4 H.sub.8 --, R.sub.5 is H or --SO.sub.3 R.sub.6, provided that at least one R.sub.5 is --SO.sub.3 R.sub.6, R.sub.6 is H, an alkali metal, an equivalent of an alkaline earth metal or optionally substituted ammonium, m is 1, 2 or 3 and n is 0, 1 or 2, provided that m+n is at most 4, when n=0 then R.sub.5 is H and m=1, when only one group R.sub.5 is --SO.sub.3 R.sub.6 and n=1 or 2 then both R.sub.2 's are H,
are useful as emulsifying and dispersing agents, especially as dyeing or printing assistants for dyeing or printing a substrate dyeable with anionic or disperse dyes.

REFERENCES:
patent: 3919429 (1975-11-01), Grossmann et al.

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