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

Claim 6:
7. The polyimide precursor of claim 1, comprising a repeating unit represented by the following Formula 11:, wherein
A is O or S;
R1 and R2 are each independently halogen, (C1-C10) alkyl, halo(C1-C10)alkyl, (C1-C10)alkoxy, or (C6-C12) aryl;
R11 is (C1-C10) alkyl or halo(C1-C10)alkyl;
Ra and Rb are each independently hydrogen or (C1-C10)alkyl;
m and n are each independently an integer of 0 to 3; and
p is an integer of 0 to 2.