Patent ID: 11873369
Assignee: KRATON CORPORATION
Field: Macromolecular chemistry, polymers (Chemistry)
Classification: CPC C | IPC C

Claim 0:
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.