国家/地区 中国（4）
IPC部 C（4）
IPC大类 C01（4）
IPC小类 C01B（4）
IPC C01B032/194（4）
发明人 FENG C（4）
公开年 2022（3）
申请年 2022（3） 
专利权人

Nitrogen, sulfur-doped hierarchical macroporous/mesoporous graphene useful in lithium-ion battery and sodium ion battery, comprises honeycomb three-dimensional structure formed by stacking graphene sheets and macropores, where mesopores are distributed on graphene sheets.

FENG C, LU Y, YANG X

Carbon nano-tube film-graphene composite film structure, has film structure comprising pores, where nano graphene sheet is covered on carbon nano tube film surface and is connected with carbon nano film through covalent bond.

GONG X, FENG C

Preparing graphene-silver detection electrode material useful in electrochemical biosensor, environment monitoring and food medicine, comprises e.g. preparing graphene, dispersing graphene, mixing to react, filtering and drying.

FENG C, NING S, WANG L, CAO F, FENG H

Preparation of large-sized graphene involves ultrasonically treating mixture of graphite and concentrated sulfuric acid to obtain solution comprising upper graphene and lower concentrated sulfuric acid solution, and processing graphene.

FENG C, XU D