Patent ID: 6642352
Filing Date: 2003-11-04
Classification: C08G,H01B

Abstract:
A method of manufacturing an insulating film-forming material comprising: treating a curable composition which comprises (A) a polymer selected from the group consisting of a hydrolysis condensate of at least one compound selected from the group consisting of compounds (A-1) and (A-2) which are respectively the following formulas (1) or (2):R1aSi(OR2)4âˆ’aâ€ƒâ€ƒ(1) wherein R is a hydrogen atom, a fluorine atom, or a monovalent organic group, R2 is a monovalent organic group, and a is an integer from 0 to 2, R3b(R4O)3âˆ’bSiâ€”(R7)dâ€”Si(OR5)3âˆ’cR6câ€ƒâ€ƒ(2) wherein R3, R4, R5, and R6 individually are a monovalent organic group, b and c individually are an integer from 0 to 2, R7 is an oxygen atom or a group â€”(CH2)nâ€”, wherein n is an integer from 1 to 6, and d is 0 or 1, aromatic polyarylenes and aromatic polyarylene ethers and (B) an organic solvent or mixtures of organic solvents with a zeta potential-producing filter material.