国家/地区 中国（2）
IPC部 B（2）
IPC大类 C25（2）
IPC小类 C25D（2）
IPC H05K007/20（2）
发明人
公开年 2022（2）
申请年 2022（2）
专利权人

Preparation of graphene heat conducting sheet for e.g. reinforcing longitudinal heat flux transmission, involves spraying graphene oxide quantum dots on inner edge surface of prepared annular graphene oxide film, placing in humidity box, compacting and molding, and graphitizing.

KONG X, JIAO Y, ZHANG J, ZHANG Z

Preparing composite copper graphene involves preparing graphene heat conducting film as base material, performing regular perforation process on surface of base material surface, performing electroplating treatment, performing copper deposition on substrate surface and rolling.

LIN Z, CHEN Q, LIANG H, CAI J