国家/地区 日本（2）
IPC部 B（2）
IPC大类 B32（2）
IPC小类 B32B（2）
IPC
发明人
公开年 2023（2）
申请年 2021（2）
专利权人

Crystalline carbon substrate material has surface that is flattened by forming single layer or multiple layers of metal film having thickness of 100 nm or more on substrate surface by vacuum film forming process and hot-pressing entire surface in vicinity of melting point of metal film.

HIRAI A

Heat dissipation component used for e.g. battery, comprises substrate comprising metal, and composite material comprising multilayer graphene layer in which two or more layers of graphene are laminated, and amorphous carbon wall portion adhered to graphene layer in circumferential direction.

WATANABE J