Patent ID: 6605353
Filing Date: 2003-08-12
Classification: C08G,C08L,G03F,H05K,Y10S,Y10T

Abstract:
An epoxy-modified polyimide comprising at least 1% by weight of a structural unit synthesized by a reaction of a polyimide with an epoxy compound, represented by the general formula (1): wherein R1 is a tetravalent organic group; R3 is a divalent organic group; and R2 is a divalent organic group containing one to four organic groups selected from the group consisting of: wherein R4 is a monovalent organic group having at least one selected from the group consisting of an epoxy group, a carbonâ€”carbon double bond, and a carbonâ€”carbon triple bond; m is an integer of one or more; and n is an integer of 0 or more.