国家/地区 中国（5）
IPC部 C（5）
IPC大类 C01（5）
IPC小类 C01B（5）
IPC C01B032/184（3）
发明人 ZHANG W（5）
公开年 2021（2）
申请年 2021（2） 
专利权人

Processing method of copper-containing graphene powder, involves mixing oxidized acid liquid and graphene cake, performing chemical corrosion, removing residual copper, and obtaining pure graphene powder.

JIN H, ZHANG W

Preparing high-orientation and high thermal conductivity graphene/copper composite material used as thermal-conducting reinforcing body for electronic device heat power density, comprises e.g. adding isopropanol into ethanol, ultrasonically processing, and forming highly oriented graphene film.

LI L, ZHANG W, DONG L, HUO W, LI X, CHANG G

Improving graphene electrocatalytic hydrogen production activity comprises e.g. performing chemical oxidation of graphite to obtain graphene oxide, performing chemical reduction of graphene oxide using sodium borohydride or hydrazine hydrate and processing reduced graphene oxide.

PENG S, MEI X, LI Y, ZHANG W

Highly thermally conductive graphene or titanium composite material preparation involves preparing oxide graphene colloid, adjusting pH value, and then adding certain amount of electrolyte into oxide graphene colloid.

WANG H, WANG J, ZHANG W, YANG X, ZHONG B, ZHOU W

Preparing electrochromatic material involves dispersing carboxyl group graphene in dimethyl formamide in water bath under ultrasonic dispersion in protection of inert gas.

XU K, WU X, ZHANG W