国家/地区 中国（7）
IPC部 C（7）
IPC大类 C01（7） H01（3） C08（2）
IPC小类 C01B（7）
IPC C01B032/184（7）
发明人 LIU Y（4） WU L（4） HU Y（3）
YANG X（3） CHEN Y（2） FU J（2）
GAO B（2） HUO K（2） LI Z（2）
公开年 2020（4）
申请年 2019（3） 
专利权人 UNIV WUHAN SCI TECHNOLOGY（7）

Preparing three-dimensional porous graphene sheets using low-temperature double-salt compound comprises e.g. taking dried coconut shells, carbonizing, mixing the carbonized material with potassium carbonate, cleaning and stirring.

HUO K, LI G, FU J, GAO B

Preparation of graphene-supported hollow manganese dioxide composite material involves dispersing water and graphene oxide, mixing with manganese salt solution, sodium borohydride solution, hydrothermally reacting, filtering, and drying.

CHEN Y, ZHANG L, GU H

Preparing composite material involves taking cerium nitrate hexahydrate and graphene oxide, adding cerium nitrate hexahydrate to silane coupling agent, or adding silane coupling agent to cerium nitrate hexahydrate, and mixing solutions.

WU L, XU J, HU Y, LIU Y, YANG X

Preparing graphene by pyrolysis of iron-modified phenolic resin involves taking iron-modified phenolic resin under the protection of inert gas, and controlling the heating rate, and raising the temperature.

WU L, LIU Y, HU Y, LI Z, YANG X

Separating and purifying graphene comprises e.g. taking biomass carbon or resin-modified asphalt and heating with oxygen to obtain graphene-containing mixture, and taking mixture in solvent to separate graphene by liquid phase separation.

HU Y, WU L, ZHANG J, LIU Y, YANG X

Preparation of modified phenolic resin used for in-situ generating graphene, by uniformly stirring phenolic compound, aldehyde compound and acid catalyst, reacting, adjusting pH, adding acetic acid and transition metal salt, and reacting.

WU L, DING J, CHENG J, TONG K, CHENG S, CHEN Y, LI Z, ZHANG Q, LIU Y, RAO W, YAN L, LI Y

Preparation of cellulose graphene comprises taking cellulose, pretreating, adding water, dispersing, heating, freeze-drying, filtering, drying, and carrying out heat treatment.

CHEN Z, FU J, GAO B, HUO K, ZHANG X