国家/地区 中国（6）
IPC部 C（6）
IPC大类 C01（6）
IPC小类 C01B（6）
IPC C01B031/04（3） C01B032/19（2） C01B032/194（2）
发明人 ZHANG H（6）
公开年 2014（3） 2018（2）
申请年 2014（2）  2017（2） 
专利权人 UNIV ANHUI TECHNOLOGY（6）

Preparing edge hydroxylation modified graphene, comprises carrying out modification reaction with graphene using modifying agent, adding oxidant to carry out oxidation reaction, and processing.

ZHANG H, HAN W, YAN X, XIE H, WU J, CONG R, XIA Y, LIN P, GAO H, SONG Z

Preparation of graphene involves weighing graphite as raw material and then carrying out Friedel-Crafts reaction, grafting using maleic anhydride functional group and ultrasonically processing.

ZHANG H

Preparation of modified graphene involves preparing graphene directly by physical method, and modifying prepared graphene by Friedel Crafts alkylation.

ZHANG H

Producing graphene material for super capacitor, by mixing coal, nano calcium carbonate and potassium hydroxide, grinding, placing mixture in corundum porcelain boat, placing boat in furnace, heating mixture, grinding, washing, and drying.

HE X, ZHANG H

Preparation of hollow spherical porous graphene used for supercapacitor electrode, involves grinding coal tar pitch, adding magnesium oxide and potassium hydroxide, grinding, reacting, cooling, grinding, washing and drying.

ZHANG H, HE X

Preparation of porous graphene material used as supercapacitor, involves grinding coal tar, adding transition metal oxide nanopowder and solid potassium hydroxide, purging with nitrogen gas, heating, extracting, pickling, washing and drying.

ZHANG H, HAN J, HE X