Patent ID: 7126208
Filing Date: 2006-10-24
Classification: C08G,C08K,C09D,H01L

Abstract:
1. A composition for forming porous film comprising: an acid or base generator for generating acid or base by its thermal decomposition, wherein said acid or base generator is a diazo compound represented by Formula (4) or (5): wherein R and R′ each independently represents an alkyl group, an aromatic group, an aralkyl group or a fluoroalkyl group and R and R′ may be same or different, and a polymer which is obtainable by hydrolyzing and condensing one or more silane compounds represented by Formula (1): wherein R 1 represents a straight chain or branched monovalent hydrocarbon having 6 to 20 carbons which may be substituted or unsubstituted and when there are R 1 s, the R 1 s each may be independently same or different; R 2 represents a hydrolysable group and when there are R 2 s, the R 2 s each may be independently same or different; and a is an integer of 1 to 3.