Coating composition of non-cyclic polyanhydride and co-reactant

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...

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5253273, 5253282, 5253288, 525444, 525445, 525502, 525508, 525532, 525533, 560 64, 560 73, 560126, 560181, 560185, C08L 3314, C08L 6300, C08L 7302

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active

056330200

ABSTRACT:
A coating composition with a solids content of at least about 65% by weight comprises a polyanhydride having more than one non-cyclic anhydride moiety, a co-reactant resin such as a glycidyl (meth)acrylate-containing polymer and a latent catalyst wherein the equivalent ratio of epoxy to anhydride is from about 0.8:1 to 1.3:1.

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