Patent ID: 11952454
Assignee: COVESTRO LLC
Field: Macromolecular chemistry, polymers (Chemistry)
Classification: CPC C  B | IPC B  C

Claim 9:
10. The process of claim 9, wherein the macromer comprises a reaction product of a reaction mixture comprising:
(i) a starter compound having a functionality of 2 to 8, and a hydroxyl number of 20 to 50;
(ii) 0.1 to 3% by weight, based on 100% by weight of the sum of components (i), (ii) and (iii), of a hydroxyl-reactive compound that contains reactive unsaturation; and
(iii) 0 to 30% by weight, based on 100% by weight of the sum of components (i), (ii) and (iii), of a diisocyanate.