| abstract |
The present invention is the following acid component (A) and (B)n n n (A) 4,4'-oxydiphthalic dianhydriden n n (B) 3,3 ', 4,4'-biphenyltetracarboxylic dianhydride and / or 3,3', 4,4'-benzophenonetetracarboxylic dianhydriden n n At least one of the following amine components (C) and (D)n n n (C) The siloxane compound represented by following (1)n n n n n n n n [Wherein, R 1 and R 2 are each a divalent aliphatic (C 1 ~ 4), or an aromatic group; R 3 , R 4 , R 5 and R 6 are each a monovalent aliphatic or aromatic group; And K is an integer from 1 to 20.] and / or 2,2-bis (4- (4-aminophenoxy) phenyl) propanen n n (D) obtained by ring closure of imide by reacting at least one of bis (aminophenoxy) benzene and / or dimethylphenylenediamine and having a glass transition temperature of 350 ° C. or lower and soluble polyimide in organic solvent. The present invention relates to a film adhesive as a main component and a method for producing the same. |