Patent ID: 7247381

Claim:
An adhesive film for bonding circuit members, said adhesive film adapted to be put between circuit electrodes facing each other, with said circuit electrodes facing each other being pressed interposing the adhesive film between them, to interconnect the electrodes electrically in the direction of pressing, wherein said adhesive film comprises: a first adhesive layer which includes an adhesive resin composition and an insulative inorganic filler; said insulative inorganic filler being contained in an amount of from 10 to 200 parts by weight based on 100 parts by weight of the adhesive resin composition; said adhesive film having an average coefficient of thermal expansion of 200 ppm/° C. or below at 110 to 130° C. after curing; and the adhesive film further comprising conductive particles in an amount of from 0.1 to 30 parts by volume based on 100 parts by volume of the adhesive resin composition.