国家/地区 中国（2） 世界知识产权组织（2）
IPC部 C（2）
IPC大类
IPC小类
IPC
发明人 CHEN B（3）
公开年 2020（2）
申请年 2019（3）
专利权人 CHEN B（3）

Gas diffusion layer for proton exchange membrane fuel cell, comprises graphene membrane that includes graphene sheets which are arranged irregularly in graphene membrane, and graphene sheet has prescribed thickness.

CHEN B, CHENBICHENG

Magnetic refrigeration module useful in magnetic refrigeration device, comprises film, preferably graphene material, and magnetocaloric materials.

CHEN B

Anticorrosive paint comprises epoxy resin, silicon dioxide, modified diatomite, modified bamboo charcoal powder, chemical fiber powder, nano-zinc oxide, ferric oxide, graphene corn, expanded perlite, diluting agent and antifoaming agent.

CHEN B, CHEN J