国家/地区 中国（4）
IPC部 H（3）
IPC大类 H01（3）
IPC小类 H01M（3）
IPC H01M004/92（2）
发明人 YAO W（4）
公开年 2020（4）
申请年 2019（2）  2020（2） 
专利权人 SHENZHEN QIN.（2）

Catalyst used in membrane electrode assembly or fuel cell stack, comprises graphene-based carrier and platinum-based alloy supported on graphene-based carrier, where platinum-based alloy is an alloy of platinum and metal M.

MAZNANI V, WANG A, YAO W

Graphene-based catalyst is used in membrane electrode assembly and fuel cell stack, comprises graphene-based carrier, polypyrrole spacer and active catalyst particles which are supported on the graphene-based carrier.

MAZNANI V, WANG A, YAO W

Preparation of fuel battery composite material for graphene oxide polyphenylenevinylene polymer composite material includes reacting 1,4-bis(tetrahydrothienylmethyl)xylenedichloride, acetonitrile and sodium diethyldithiocarbamate trihydrate.

MAZNANI V, WANG A, YAO W

Continuous multi-stage grinding and dispersing machine for preparing graphene, comprises casing, first-stage grinding mechanism, second-stage grinding mechanism, feeding mechanism, where first-level grinding mechanism is installed at casing.

CHEN G, YAO W