Patent ID: 11899364
Assignee: FUJIFILM ELECTRONIC MATERIALS U.S.A., INC.
Field: Optics (Instruments)
Classification: CPC G  B  C  H | IPC B  C  G  H

Claim 4:
5. The dry film structure of claim 1, wherein the at least one fully imidized polyimide polymer is prepared from at least one diamine, the at least one diamine comprising a compound selected from the group consisting of a diamine of Structure (Ia) and a diamine of Structure (Ib),, , in which each of R1, R2, R3, R4, R5, R11, R12, R13, and R14, independently, is H, a substituted or unsubstituted C1-C6 linear or branched alkyl group, or a C5-C7 cycloalkyl group.