Process for preparing aqueous emulsion

Details Process for preparing aqueous emulsion Process for preparing aqueous emulsion

1999-02-26

1999-10-12

Gupta, Yogendra

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

Synthetic resins

At least one aryl ring which is part of a fused or bridged...

524457, 524458, C08F 216

Patent

active

059656565

ABSTRACT:
An aqueous emulsion having distinguished water- and oil-repellency and quite free from any organic solvent is prepared by emulsion polymerization of a polyfluoroalkyl group-containing (meth)acrylic acid ester and stearyl (meth)acrylate at a pH condition of 2 to 5.5 in the presence of a betaine type emulsifier or an alkylamine oxide type emulsifier and a nonionic emulsifier.

REFERENCES:
patent: 4590236 (1986-05-01), Konig et al.
patent: 4997873 (1991-03-01), Suling et al.
patent: 5093398 (1992-03-01), Rottger et al.

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