Patent ID: 7749920

Claim:
A low dielectric constant film comprising a film comprising at least fine diamond particles and pores, wherein the surface of said fine diamond particles is treated with at least one single substance of the following (a) or a mixture of substances of at least one of (a) and at least one of (b) as described below: (a) a substance represented by the general formula: X n R 3-n Si(OSiR 2 ) m OSiR 3-n X n or dichlorodimethyl silane (b) a substance represented by the general formula; X 3 Si(OSiR 2 ) m OSiX 3 (where n=1 or 2, m=an integer of 0 to 2, X represents a halogen group, C 1 to C 6 alkoxy group or phenoxy group, and R represents C 1 to C 6 alkyl group).