CPC C08G 61/02 (2013.01) [C08J 5/24 (2013.01); C08G 2261/12 (2013.01); C08G 2261/1412 (2013.01); C08G 2261/1642 (2013.01); C08G 2261/314 (2013.01); C08G 2261/40 (2013.01); C08J 2365/00 (2013.01)] | 20 Claims |
1. A polymer comprising a combination of repeat units (A), (B), (C) and (D):
wherein R1 is a H, C1-C8 alkyl group;
wherein Ar is an arene ring;
wherein the polymer has a solubility in a hydrocarbon solvent at 25° C. of at least 10 wt. °;
wherein the polymer has a Tg of from 50° C. to 300° C., measured using DSC according to ASTM D3418;
wherein the polymer forms a substantially gel-free solution in a hydrocarbon solvent; and
wherein the polymer has a weight average molecular weight of 8,000 to 70,000 Dalton, measured according to ASTM D5296.
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