国家/地区 中国（3）
IPC部 B（3）
IPC大类 B01（3） C01（3） C02（3）
IPC小类 B01J（3）
IPC C02F001/28（3）
发明人 LI X（3）
公开年 2019（2）
申请年 2019（2） 
专利权人

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

Biomass graphene used for treating wastewater containing methylene blue or rhodamine B, is prepared by adding nickel chloride aqueous solution to cellulose, performing thermal cracking reaction, adding hydrochloric acid and vacuum drying.

XIONG Y, YANG K, LI X, SHAN W, WANG Y, LOU Z

Preparation of nano-composite material used for adsorbing dye in wastewater, involves dispersing cellulose in deionized water, adding titania powder, stirring, adding cetyltrimethylammonium bromide and graphene solution, and stirring.

LI X, QIU F, YAN J, YANG D, ZHAO H