Patent ID: 11879039
Assignee: HARBIN ENGINEERING UNIVERSITY
Field: Macromolecular chemistry, polymers (Chemistry)
Classification: CPC C | IPC C

Claim 5:
6. The preparation method for the thermoplastic multi-hybrid polyimide films according to claim 1, wherein aromatic diamine in step S2 comprises one or a mixture of 3,4′-diaminodiphenyl ether, 4,4′-diaminodiphenyl ether, 4,4′-diaminobenzophenone, 1,3-bis (3-aminophenoxy) benzene, 1,3-bis (4-aminophenoxy) benzene, m-phenylenediamine, p-phenylenediamine, 3,3′-diaminodiphenyl sulfone, 4,4′-diaminodiphenyl sulfone, 4-bis (4-diaminophenoxy) diphenyl sulfone, 4-bis (3-diaminophenoxy) phenyl sulfone, 4,4′-bis (3-aminophenoxy) biphenyl, 4,4′-bis (4-aminophenoxy) biphenyl, 4,4′-diaminodiphenylmethane, and diethyltoluenediamine.