Coating compositions including high Tg acrylic polymers for low

Details Coating compositions including high Tg acrylic polymers for low Coating compositions including high Tg acrylic polymers for low

1996-09-13

1998-07-21

Lipman, Bernard

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

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

524507, C08F 830

Patent

active

057836329

ABSTRACT:
The present invention is a two-component coating composition comprising an acrylic polymer having a T.sub.g between 53.degree. C. and 86.degree. C. and a diisocyanate crosslinker. The crosslinking agent is preferably the isocyanurate of hexamethylene diisocyanate, derivatives thereof, biurets of the isocyanurate of hexamethylene diisocyanate and derivatives thereof. The coating composition exhibits excellent durability and resistance to environmental etch.

REFERENCES:
patent: 5137972 (1992-08-01), Cook
patent: 5286782 (1994-02-01), Lamb et al.
patent: 5314953 (1994-05-01), Corcoran et al.

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