国家/地区 中国（3）
IPC部 B（3）
IPC大类 B01（3）
IPC小类 B01J（3）
IPC B01J020/20（3）
发明人
公开年 2019（3）
申请年 2019（3） 
专利权人

Preparing graphene oxide gel involves using saturated copper sulfate, dispersing the graphene oxide suspension ultrasonically and adding to the copper sulfate solution, and taking out graphene oxide gel after refrigerated.

SONG Y, QIN C, ZHANG G, CHEN R, HU J, XIAO L, JIA S

Graphene oxide composite material preparation involves taking expanded graphite, concentrated sulfuric acid, potassium permanganate, polyacrylamide, and hydrogen peroxide in proportion.

LI Q, LI X, LI Y, LIN W, FENG J, ZHANG L

Preparing elastic graphene aerogel comprises e.g. adding graphene oxide and reducing agent into water to obtain a graphene oxide dispersion, foaming to obtain a mixed solution, reacting the mixed solution and cooling.

TONG S