Patent ID: 8088308

Claim:
A resin composition used as an adhesive for bonding a semiconductor chip or a heat dissipating member, comprising at least a silver powder (A) having an average particle size of 1 to 30 μm, the following compound (B), a thermal radical initiator (C) and the following allyl ester compound (G), and substantially not containing a photo polymerization initiator: Compound (B): a bis-maleimide compound (B′) represented by the following formula (3): wherein X 2 is —O—; each R 4 is a hydrogen atom or a methyl group; each R 5 is a hydrocarbon group having 1 to 11 carbons and containing no aromatic group; each R 6 is a hydrocarbon group having 3 to 6 carbons and containing no aromatic group; “n” is an integer from 1 to 50; and if the formula contains two or more parts which are denoted by the same symbol, each of them may be the same or different from each other; Allyl ester compound (G): a compound having at least one functional group represented by the following formula (8): Formula (8): CH 2 ═CH—CH 2 —OCO—R 12 — (8) wherein R 12 is a hydrocarbon group having 2 to 8 carbons.