国家/地区 中国（7）
IPC部 B（7）
IPC大类 B01（7）
IPC小类 B01J（7）
IPC B01J020/30（4） C02F001/28（3） C02F101/20（3）
C02F101/30（3） B01J020/20（2） B01J020/26（2）
C02F001/30（2） C02F101/38（2）
发明人 ZHANG L（7）
公开年 2021（7）
申请年 2021（6） 
专利权人 UNIV HENGSHU.（2）

Preparation of graphene oxide improved activated carbon used for adsorption and removal of heavy metal ions in water environment, involves preparing activated carbon powder, reacting with e.g. concentrated sulfuric acid, centrifuging, washing, performing solid-liquid separation, and drying.

ZHANG L, JIN X, SUN S, ZHANG S, QIAO Y, FANG X

Preparing carboxylated graphene oxide/polyethylenimine composite adsorbent used in water treatment, by preparing carboxylated graphene oxide, coupling polyethylenimine and diethylenetriaminepentaacetic acid to obtain coupling reaction product, and crosslinking with carboxylated graphene oxide.

ZHANG L, XI J, HE Z

Preparation of defective carbon material used in activating oxidant to degrade organic pollutants, comprises performing plasma etching onto carbon material.

DU Z, ZHANG L, TIAN X, ZHANG Z, FENG L, LIU S, LIU Y

Supported photocatalyst used in photocatalytic degradation of sewage, comprises fibers, bonding layer formed on surface of fibers, and photocatalytic layer formed on surface of the bonding layer.

ZHANG L, ZHANG Y

Supported photocatalyst comprises metal mesh, metal oxide layer, and coating layer comprising photocatalyst particles and organic compound which is formed by copolymerizing vinylpyrrolidone and waterproof organic polymer monomer.

LI S, ZHANG L, ZHANG Y

Preparation of fluorescence adsorption material loaded with graphene quantum dot by adjusting pH of nitrogen-doped quantum dot solution, mixing with polyvinyl alcohol solution, adding citric acid solution, crosslinking, drying and curing.

YANG F, ZHANG L, ZHONG L

Preparing graphene functionalized magnetic silica for water treatment, by adding ferroferric oxide nanoparticles to ethanol, adding ethyl orthosilicate and aqueous ammonia, reacting, adding amino functionalized magnetic silica and reacting.

LI Q, ZHANG L, WU Z