Patent ID: 11965110
Assignee: NEXFLEX CO., LTD.
Field: Other special machines (Mechanical engineering)
Classification: CPC C  B | IPC B  C

Claim 1:
2. The polyimide varnish composition for the flexible substrate of claim 1, wherein the curing catalyst includes at least one selected from the group consisting of 2,4,5-triphenylimidazole, 1,2,4,5-tetramethylimidazole, 2-ethyl-4-methylimidazole, 2,4,5-trimethylimidazole, 2-phenyleneimidazole, 4-phenyleneimidazole, 4,5-diphenylimidazole, 1-benzylimidazole, 2-phenylimidazoline, and thiabendazole.