国家/地区 中国（15）
IPC部 C（15）
IPC大类 C01（15） B22（3） B82（2）
C04（2）
IPC小类 C01B（15）
IPC C01B032/184（15）
发明人 HE C（15）
公开年 2018（5） 2020（3） 2017（2）
申请年 2018（5）  2019（3）  2015（2）  2021（2） 
专利权人 UNIV TIANJIN（8）

Easily activated non-evapotranspiration type zirconium graphite getter material for cathode of vacuum electronic component, comprises zirconium/graphene composite material, titanium powder and molybdenum, where zirconium/graphene composite material is prepared using e.g. graphene oxide.

HE J, LIU P, HE C

Method for synthesis of self-supporting three-dimensional graphene foam, involves removing metal of three-dimensional graphene metal composite material by utilizing etchant, followed by purification and drying to obtain self-supporting three-dimensional graphene foam.

HE C, SHI C, MA L, ZHAO N, ZHAO D, ZHU S, WANG Y, SHA J

Preparing graphene powder by mixing PTFE and organic solvent, mixing PTFE suspension and active solid particles, performing solid-liquid separation, drying, igniting, washing and drying.

HE C, YANG M, LIU J, CAI Q, FENG X

Method for preparing graphene film, involves forming polymer precursor film on surface of substrate, using pre-oxidation process to form pre-oxidation thin layer and forming graphene film by high-temperature carbonization process.

HONG H, HE C, XIN X, WANG G

Graphene-coated rare-earth element-supported copper composite material comprises double-layer harmonic structure, where rare-earth element is supported by small-sized copper, and small-sized copper is further supported on large-sized copper.

LIU E, QIAN S, ZHAO N, SHI C, HE C, HE F, MA L, SHA J

Preparation of graphene microsphere comprises dispersing graphene oxide in solvent, adding template agent, mixing, and vacuum heating.

MENG H, HE C, FAN T

Preparation of graphene involves mixing copper nitrate, glucose, and sodium chloride, dissolving mixture in water, spray-drying, calcining under protection of argon and hydrogen gas mixture, washing away sodium chloride, and drying.

LI J, HAN T, HE C, ZHAO N, SHI C, LIU E

Preparing three-dimensional nanoporous graphene-coated metal oxide/hydroxide/sulfide composite in situ comprises e.g. preparing multi-component nanoporous metal NixCu30-xMn70 or NixCo30-xMn70 multi-component alloy foil and de-alloying.

ZHAO N, LIU P, QIN K, MA L, SHI C, LIU E, HE C, HE F

Preparing reduced graphene comprises e.g. adding concentrated sulfuric acid in a beaker,, adding graphite powder and sodium nitrate, magnetically stirring, reacting, adding distilled water, and reacting.

WEN Y, KONG D, SHANG W, HE C, LI H

Preparation of graphene slurry for e.g. electric conduction, involves preparing acrylonitrile oligomer by liquid-phase synthesis method to obtain graphene powder, ball-milling, dissolving dispersant, adding graphene powder, and dispersing.

LIU J, XIONG W, LI F, HUANG S, ZHANG X, KONG J, ZHANG Q, HE C, SUN X, OUYANG X, WU Q