国家/地区 中国（2）
IPC部 B（2）
IPC大类 B05（2） H01（2）
IPC小类 B05B（2）
IPC B05B013/02（2）
发明人
公开年 2023（2）
申请年
专利权人

Hydrophobic agent composition useful for long-life hydrogen fuel cell gas diffusion layer, comprises polytetrafluoroethylene micropowder, polypropylene powder, nano-graphene powder and polyvinyl alcohol as granulation binder.

LIN H, WANG J, ZHOU Z

Graphene lithium battery pole piece processing device for use in electrode sheet processing technology field, has supporting rod fixed with upper surface of bottom plate, and fourth rotating shaft whose outer surface is provided with aluminum film.

YU Z, LI W, JIA M