Organic materials having sulfonamido linked poly(oxyalkylene) mo

Details Organic materials having sulfonamido linked poly(oxyalkylene) mo Organic materials having sulfonamido linked poly(oxyalkylene) mo

1992-06-02

1993-08-31

Clingman, A. Lionel

Bleaching and dyeing; fluid treatment and chemical modification

Nontextile, dyeing process or product, including inorganic...

8403, 8497, 8508, 8509, 8510, 8512, 8513, 8514, 8516, 8519, 8657, 8662, 8675, D06P 500

Patent

active

052404641

ABSTRACT:
The process for chemically modifying metal-free, organic material 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.

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patent: 3380987 (1968-04-01), Palm
patent: 4640690 (1987-02-01), Baumgartner et al.
patent: 4732570 (1988-03-01), Baumgartner et al.
patent: 4871371 (1989-10-01), Harris

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