Patent ID: 11939428
Assignee: FUJIFILM ELECTRONIC MATERIALS U.S.A., INC.
Field: Surface technology, coating (Chemistry)
Classification: CPC C  B  H | IPC C  H

Claim 24:
25. A dry film structure, comprising a carrier substrate, a protective layer, and a polymeric layer between the carrier substrate and the protective layer, wherein the polymeric layer contains:
(A) at least one polyimide polymer of claim 1;
(B) at least one reactive functional compound (RFC) having at least one functional group capable of reacting with a substituted or unsubstituted alkenyl group or a substituted or unsubstituted alkynyl group on the polyimide polymer; and
(C) an initiator capable of initiating a reaction between the substituted or unsubstituted alkenyl group or a substituted or unsubstituted alkynyl group on the polyimide polymer and the RFC.