国家/地区 中国（3）
IPC部 B（3） C（3）
IPC大类 B01（3） C02（3）
IPC小类 B01J（3）
IPC C02F001/30（3）
发明人 ZHANG C（3）
公开年 2021（2）
申请年 2021（3）
专利权人

Preparing sulfonated graphene oxide useful for photocatalytic degradation of organic pollutant, comprises mixing graphene oxide and sulfamic acid, transferring to container, heating under condition of protective gas, reacting, removing out mixture, washing with water, and drying.

SHENG H, SHEN Q, ZHANG C

Preparing photodegradation catalyst useful for organic pollutant comprises e.g. dissolving tungstate, and nickel salt in deionized water, stirring, filtering, drying, calcining to obtain nickel tungsten oxide, dispersing bismuth oxide/nickel tungsten oxide in organic solvent, and crystallizing.

XING B, XU B, ZENG H, PAN Q, ZHU W, ZHANG C, YI G, SU X, WU Y

Composite ultrafiltration membrane useful for treating wastewater, is prepared by preparing composite quantum dot suspension by adding graphene quantum dot/N,N-dimethylformamide solution to zinc oxide quantum dot/ethanol solution and stirring, and preparing polyvinylidene fluoride membrane.

SANG J, LI J, DI M, XU C, LIU X, ZHANG C