国家/地区 中国（5）
IPC部 C（4） B（3）
IPC大类 B82（3） C01（3）
IPC小类 B82Y（3） C01B（3）
IPC B82Y030/00（3） C01B032/184（2）
发明人 ZHAO W（5）
公开年 2018（4）
申请年 2018（4） 
专利权人 UNIV BEIJING SCI TECHNOLOGY（5）

Preparing ferrous oxide/graphene composite material comprises providing Fe3O4 nano-particles and porous graphene frame, the composite material is prepared by e.g. dissolving ferric nitrate nonahydrate and ultrasonically stirring.

LI P, LIU Y, HAN K, TAN Q, HE D, ZHAO W, QU X

Three-dimensional graphene-based composite absorbing material comprises magnetic nano-iron-based compound and three-dimensional graphene, where iron-based compound is uniformly grown in graphene sheet structure.

LI P, HAN K, LIU Y, ZHAO W, QU X

Cathode material useful for lithium ion battery, comprises iron-based compound modified three-dimensional porous nitrogen-doped graphene composite material, conductive agent and polyvinylidene fluoride binder.

LI P, HAN K, WANG W, LIU Z, LIU Y, ZHAO W, AN F, QU X

Three-dimensional porous nitrogen-doped graphene composite material preparation involves dissolving iron nitrate and polyvinylpyrrolidone in deionized water under to form mixed solution.

LI P, HAN K, LIU Z, WANG W, ZHAO W, AN F, QU X

Modifying three-dimensional graphene-limited high-capacity hydrogen storage material by iron-based catalyst involves dissolving ferric nitrate or other metal nitrate and polyvinylpyrrolidone in de-ionized water to prepare mixed solution.

LI P, LIU Z, HAN K, ZHAO W, LIU C, LU X, QU X