Patent ID: 11970578
Assignee: SK IE TECHNOLOGY CO., LTD.
Field: Macromolecular chemistry, polymers (Chemistry)
Classification: CPC C | IPC C

Claim 5:
6. The polyimide precursor of claim 1, further comprising a structural unit derived from a diamine compound represented by the following Formula 4:, wherein
R3 and R4 are each independently halogen, (C1-C10) alkyl, halo(C1-C10)alkyl, (C1-C10)alkoxy, or (C6-C12) aryl;
R5 is hydrogen, (C1-C10) alkyl, halo(C1-C10)alkyl, (C1-C10)alkoxy, or (C6-C12) aryl; and
s and t are integers of 0 to 3.