Patent ID: 7108922

Claim:
A composition for preparing a semiconductor interlayer insulating film, comprising: a siloxane-based resin prepared by hydrolyzing and condensing a silane-based monomer represented by Formula I, selectively mixed with at least one monomer selected from the group consisting of compounds represented by Formulas 2 to 6, in an organic solvent in the presence of an acid or alkaline catalyst and water: wherein, R 1 and R 2 are independently a hydrogen atom, a C 1 –C 3 alkyl group, a C 3 –C 10 cycloalkyl group or a C 6 –C 15 aryl Group; X 1 , X 2 , X 3 , X 4 , X 5 and X 6 are independently a halogen atom or a C 1 –C 5 alkoxy group; m is an integer of 1–5; n is an integer of 1–3; and p and q are independently an integer of 0–1, wherein, R 1 , R 2 and R are independently a hydrogen atom, a C 1 –C 3 alkyl group, a C 3 –C 10 cycloalkyl group or a C 6 –C 15 aryl group; X 1 , X 2 , X 3 and X 4 are independently a halogen atom or a C 1 –C 5 alkoxy group; n is an integer of 1–3; and p and q are independently an integer of 0–1, wherein, R 1 and R 2 are independently a hydrogen atom, a C 1 –C 3 alkyl group, a C 3 –C 10 cycloalkyl group or a C 6 –C 15 aryl group; X s is a halogen atom, or a C 1 –C 5 alkoxy group; r is an integer of 0–10; s is an integer of 1–3; and t is an integer of 3–8, and SiX 1 X 2 X 3 X 4 Formula 4 R 1 SiX 1 X 2 X 3 Formula 5 R 1 R 2 SiX 1 X 2 Formula 6 wherein, R 1 and R 2 are independently a hydrogen atom, a C1–C3 alkyl group, a C 3 –C 1 , cycloalkyl group or a C 6 –C 15 aryl group; and X 1 , X 2 , X 3 and X 4 are independently a halogen atom or a C 1 –C 5 alkoxy group; and a pore-generating material.