Ammonium and amine salts of di-perfluoroalkyl group...

Details Ammonium and amine salts of di-perfluoroalkyl group... Ammonium and amine salts of di-perfluoroalkyl group...

D - Textiles, Paper

21

H

8/93.21, 260/515

D21H 17/07 (2006.01)

Patent

CA 1176252

ABSTRACT OF THE DISCLOSURE Ammonium and amine salts of acids having the formula Image wherein Rf is a perfluoroalkyl group; R1 is alkylene or substituted alkylene; X is -S-, -SO-, or -SO2-; R2 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 p1 and q1 are the balanced mole equivalents respectively, are provided. These salt applied in the form of aqueous dispersions or emulsions, are useful in rendering cellulosic and natural and synthe- tic polyamide materials oil and water repellent.

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