国家/地区 美国（4） 世界知识产权组织（4） 中国（3） 欧洲专利局（EPO）（3） 澳大利亚（2） 加拿大（2） 韩国（2）
IPC部 B（5）
IPC大类 B33（5）
IPC小类 B33Y（5）
IPC C01B032/198（5）
发明人
公开年 2021（5）
申请年 2020（3） 
专利权人

Preparing graphene - based polymer composite nerve catheter involves slowly adding ammonium nitrate and sodium acetate to concentrated sulfuric acid while stirring, then adding flake graphite to the mixture.

ZHANG Q, ZHANG J, WANG J, LIU Z

Dry graphene powder composition used in graphene ink used in two- or three-dimensional printing comprises pristine graphene flakes non-covalently functionalized with polymeric amphiphilic molecules.

TRAN T S, ROY CHOUDHURY N, DUTTA N, ROY C N, AWARD T, ROICHOUDURINAMITA, DUTANABA, DUTA N

Composite powder useful for powder metallurgy and additive manufacturing processes, comprises particles with a core of an iron based material and a coating of a graphene based material.

JANSSON U, TIDEN S, TAHER M, DIAZ L, REMONEN T, JANSSEN U

Flexible printed article used in wearable device e.g. conductive contact pad, comprises non-conductive, graphene oxide membrane base substrate, and electronic component positioned on non-conductive, graphene oxide membrane base substrate.

IONESCU R C, HOLDER H A, WITTKOPF J A, WORSLEY R, CASIRAGHI C, SHIELDS J P

Synthetic barrier material for packaging film, comprises light-cured photopolymer and graphene nanoplatelets, which are arranged in parallel alignment in light-cured photopolymer.

BROUGHTON S, JULIUSSEN G, MALIK Q, QASIM M