Patent ID: 6451436
Filing Date: 2002-09-17
Classification: C09D,H01L,Y10T

Abstract:
A coating liquid for forming a silica-containing film with a low-dielectric constant of 3 or less, comprising a polymer composition mainly constituted by (i) a hydrolyzate of at least one alkoxysilane represented by the following formula (I) and/or at least one halogenated silane represented by the following formula (II), and (ii) a readily decomposable resin,XnSi(OR)4âˆ’nâ€ƒâ€ƒ(I) XnSiXâ€²4âˆ’nâ€ƒâ€ƒ(II) wherein X represents a hydrogen atom, a fluorine atom, an unfluorinated or fluorinated alkyl group of 1 to 8 carbon atoms, an aryl group or a vinyl group; R represents a hydrogen atom, an alkyl group of 1 to 8 carbon atoms, an aryl group or a vinyl group; Xâ€² represents a halogen atom; and n is an integer of 0 to 3.