国家/地区 中国（2）
IPC部 C（2）
IPC大类 C04（2）
IPC小类 C04B（2）
IPC C04B035/83（2）
发明人
公开年 2022（2）
申请年 2022（2） 
专利权人

Preparing directional heat conductive graphite carbon film and directional heat conduction carbon part comprises dissolving soluble polyimide and graphene oxide in dimethylacetamide solvent, stirring, placing film on rolling roller, folding, pressing film, evaporating solvent and continuing pressing.

GUO H

Method for roll-to-roll continuous production of carbon-carbon material substrates of gas diffusion layer involves carbonizing cured composite base material under protection gas, and graphitizing to obtain flexible film type carbon carbon material.

DIAO J, LI P, LIU Y