公开(公告)号：US12112993B2

公开(公告)日：2024-10-08

申请号：US17289259

申请日：2019-08-30

Applicant: A.L.M.T. Corp.

Inventor： Ryota Matsugi ,  Isao Iwayama ,  Chieko Tanaka ,  Hideaki Morigami

IPC: H01L23/373 ,  B23K1/00 ,  B23K35/32 ,  B23K101/40 ,  B23K103/00 ,  B23K103/16

CPC classification number: H01L23/3732 ,  B23K1/0016 ,  B23K35/325 ,  H01L23/3736 ,  B23K2101/40 ,  B23K2103/172 ,  B23K2103/56

Abstract: A heat radiation member excellent in electrical insulation and better in thermal conduction is provided. The heat radiation member includes a substrate composed of a composite material containing diamond and a metallic phase, an insulating plate provided on at least a part of front and rear surfaces of the substrate and composed of an aluminum nitride, and a single bonding layer interposed between the substrate and the insulating plate, the heat radiation member having thermal conductivity not lower than 400 W/m·K.