Ethanolamine salts of di-perfluoroalkyl group containing acids

Details Ethanolamine salts of di-perfluoroalkyl group containing acids Ethanolamine salts of di-perfluoroalkyl group containing acids

1981-08-12

1983-12-06

Helfin, Bernard

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

26050115, 26050112, 26050113, 252311, 106 2, C07C 5318

Patent

active

044192983

ABSTRACT:
Ammonium and amine salts of acids having the formula ##STR1## wherein R.sub.f is a perfluoroalkyl group; R.sub.1 is alkylene or substituted alkylene; X is --S--, --SO--, or --SO.sub.2 --; R.sub.2 is hydrogen, alkyl, aryl, substituted aryl, --B--COOH or a --B--COO anion; B is a covalent bond, arylene or alkylene; Z is the ammonium or amine cation; p is the anionic charge, q is the cationic charge; and p.sub.1 and q.sub.1 are the balanced mole equivalents respectively, are provided. These salts applied in the form of aqueous dispersions or emulsions, are useful in rendering cellulosic and natural and synthetic polyamide materials oil and water repellent.

REFERENCES:
patent: 2144552 (1939-01-01), Shonie
patent: 2278499 (1942-04-01), Smith et al.
patent: 2753372 (1956-07-01), Lundberg
patent: 2762842 (1956-09-01), Hafliger et al.
patent: 2843471 (1958-07-01), Fischer
patent: 2976316 (1961-03-01), Boresch et al.
patent: 4239915 (1980-12-01), Falk
Sidgwick, The Organic Chemistry of Nitrogen (1966) 105-106.

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