Anthraquinone and condensed anthraquinone colorants having sulfo

Details Anthraquinone and condensed anthraquinone colorants having sulfo Anthraquinone and condensed anthraquinone colorants having sulfo

1992-05-22

2000-02-08

Sanders, Kriellion

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

From sulfur-containing reactant

528332, C08G 7518

Patent

active

060229446

ABSTRACT:
The process for chemically modifying metal-free, colored anthraquinone or condensed anthraquinone compounds or the compounds prepared by said process for improving one or more properties thereof such as water dispersibility, compatibility with other organics, or increased chemical reactivity, wherein the process includes providing material with from 1-6 sulfonylhalide groups or sulfonate ester groups or mixtures thereof, and contacting the material under sulfonamido forming conditions with one or more reactants containing one or more poly(oxyalkylene) moieties, each of the reactants having from 1 to 4 functional amine groups, and each of the poly(oxyalkylene) moieties being comprised of from about 4 to about 200 epoxide reactant residues at least about 50 mole percent of which residues contain 2-4 carbons and wherein the total of said epoxide reactant residues is from about 4 to about 600.

REFERENCES:
patent: 4245018 (1981-01-01), Hara et al.
patent: 4640690 (1987-02-01), Baumgartner et al.
patent: 4996284 (1991-02-01), Mallavarapu
patent: 5001175 (1991-03-01), Skora
patent: 5240464 (1993-08-01), Kluger et al.
patent: 5270363 (1993-12-01), Kluger et al.

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