Production manner and insulating film formation converted timber charge null of the constituent for the film formation and the constituent for the film formation

摘要

PROBLEM TO BE SOLVED: To obtain a film-forming composition capable of forming coating film having proper and uniform thickness, excellent in long-term storage stability of solution and dielectric constant and surface hardness characteristics of coating film.;SOLUTION: This film-forming composition comprises (A) a hydrolyzate or condensation product of at least one kind of compound selected from a group comprising (A-1) a compound represented by the formula R1aSi(OR2)4-a [R1 is hydrogen atom, fluorine atom or a monovalent organic group; R2 is a monovalent organic group; (a) is 0-2] and (A-2) a compound represented by the formula R3b(R4O)3-bSi-(R7)d-Si(OR5)3-cR6c [R3 to R6 are each a monovalent organic group; (b) and (c) are each 0-2; R7 is oxygen atom or (CH2)n; (n) is 1-6; (d) is 0 or 1] or either one compound thereof and (B) a solvent comprising compounds of the formula C3H7OCH2CHCH3OH and the formula C3H7 OCHCH3CH2OH.;COPYRIGHT: (C)2001,JPO