Patent ID: 11878969
Assignee: COVESTRO (NETHERLANDS) B.V.
Field: Macromolecular chemistry, polymers (Chemistry)
Classification: CPC C | IPC C

Claim 5:
6. The multi-aziridine compound according to claim 1, wherein
R′=H or an alkyl group containing from 1 to 2 carbon atoms;
R″=H, an aliphatic hydrocarbon group containing from 1 to 4 carbon atoms, CH2—O—(C═O)—R′″, CH2—O—R″″, or CH2—(OCR′″″HCR′″″H)n—OR″″″, whereby R″′ is an alkyl group containing from 1 to 12 carbon atoms and R″″ is an alkyl group containing from 1 to 12 carbon atoms, n being from 1 to 35, R′″″ independently being H or a methyl group and R″″″ being an alkyl group containing from 1 to 4 carbon atoms;
or R′ and R″ may be part of the same saturated cycloaliphatic hydrocarbon group containing from 5 to 8 carbon atoms;
m is 1.