Patent ID: 11945922
Assignee: PI ADVANCED MATERIALS CO., LTD.
Field: Macromolecular chemistry, polymers (Chemistry)
Classification: CPC C | IPC C

Claim 11:
12. The polyimide film of claim 10, wherein the diamine monomer is at least one selected from the group consisting of 1,4-diaminobenzene (or paraphenylenediamine, PDA, PPD), 1,3-diaminobenzene, 2,4-diaminotoluene, 2,6-diaminotoluene, 3,5-diaminobenzoic acid (or DABA), 4,4′-diaminodiphenyl ether (or oxydianiline, ODA), 3,4′-diaminodiphenyl ether, 4,4′-diaminodiphenylmethane (or 4,4′-methylenediamine, MDA), 3,3′-dimethyl-4,4′-diaminobiphenyl, 2,2′-dimethyl-4,4′-diaminobiphenyl, 2,2′-bis(trifluoromethyl)-4,4′-diaminobiphenyl, 3,3′-dimethyl-4,4′-diaminodiphenylmethane, 3,3′-dicarboxy-4,4′-diaminodiphenylmethane, 3,3′,5,5′-tetramethyl-4,4′-diaminodiphenylmethane, bis(4-aminophenyl)sulfide, 4,4′-diaminobenzanilide, 3,3′-dichlorobenzidine, 3,3′-dimethylbenzidine (or o-tolidine), and 2,2′-dimethylbenzidine (or m-tolidine).