国家/地区 中国（3）
IPC部 B（3）
IPC大类 B01（3） C02（3）
IPC小类 B01J（3）
IPC C02F101/38（3）
发明人 WANG J（3）
公开年 2020（3）
申请年 2019（3） 
专利权人

Preparing three-dimensional fluorine-nitrogen-doped graphene/titanium dioxide composite material comprises adding graphene oxide, dispersing, performing hydrothermal reaction, freeze-drying and subjecting to high-temperature calcination.

XU C, WANG X, WANG J, YANG Y

Preparation of nano nitrogen-doped titanium dioxide nanotube/reduction-oxidation graphene composite with visible light catalyzing performance involves dissolving urea into sodium hydroxide solution, adding graphene oxide, cooling and drying.

ZHU L, JIN X, LI X, ZHANG L, WANG J, DU X

Composite hydrogel having network structure used in wastewater treatment comprises polyethylene-based hydrogel including polyacrylamide hydrogel and/or polyacrylic acid hydrogel and is crosslinked by graphene oxide and crosslinking agent.

ZHANG J, WANG Y, WANG J, MING L