Patent ID: 8119719

Claim:
An intermediate transfer belt, comprising a silicone modified polyimide resin, wherein the silicone modified polyimide resin is a copolymer comprising dianhydride, diamine and silicone resin, and wherein the silicone resin is contained in an amount of 10-30 wt % based on the amount of the diamine; and a thermally conductive filler having thermal conductivity of 20 W/mK or more and electrical resistivity of 10 1 Ωm or more, the thermally conductive filler being a spherical filler having a particle size of 0.2-20 μm, wherein the spherical filler comprises first particles having a size of 5-20 μm and second particles having a size of 0.2-5 μm mixed at a ratio of 6-7:4-3.