Aqueous dispersions

Details Aqueous dispersions Aqueous dispersions

1988-09-14

1990-05-22

Ivy, C. Warren

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...

524501, 524507, C08L 7504, C08L 3306

Patent

active

049278762

ABSTRACT:
An aqueous polymer dispersion containing a water-dispersible polyurethane and a vinyl polymer, the polyurethane being the product of reacting an active hydrogen containing chain extender with a water-dispersible isocyanate-terminated polyurethane prepolymer derived from a polyisocyanate component containing at least 5% by weight of 2,4'-diphenylmethane diisocyanate. The dispersions are useful as coating compositions.

REFERENCES:
patent: 3862074 (1975-01-01), Hickey
patent: 4198330 (1980-08-01), Kaizerman
patent: 4318833 (1982-03-01), Guagliardo

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