US 12,470,103 B2
Semiconductive member, stator coil, and rotating electric machine
Takumi Yasuda, Tokyo (JP); and Takahiro Mabuchi, Tokyo (JP)
Assigned to MITSUBISHI ELECTRIC CORPORATION, Tokyo (JP)
Appl. No. 18/276,656
Filed by Mitsubishi Electric Corporation, Tokyo (JP)
PCT Filed Mar. 23, 2021, PCT No. PCT/JP2021/011847
§ 371(c)(1), (2) Date Aug. 10, 2023,
PCT Pub. No. WO2022/201279, PCT Pub. Date Sep. 29, 2022.
Prior Publication US 2024/0128820 A1, Apr. 18, 2024
Int. Cl. H02K 3/02 (2006.01); H02K 3/40 (2006.01)
CPC H02K 3/02 (2013.01) 20 Claims
OG exemplary drawing
 
1. A semiconductive member in which semiconductive resin layers in which metal particles are dispersedly mixed are disposed on a fibrous insulation substrate,
said metal particles having a melting point higher than 200° C. that is a curing temperature of the thermosetting resin and lower than 700° C. that is a softening point of said fibrous insulating substrate, and are made of multiple components containing Pb and Sn, multiple components containing Sn and Sb, multiple components containing Sn and Cu, or multiple components containing Sn and Ag.