国家/地区 中国（10）
IPC部 B（10）
IPC大类 B01（10）
IPC小类 B01J（10）
IPC B01J020/30（6） C02F001/28（6） C02F101/20（5）
B01J020/20（4） C02F001/30（3） B01J020/26（2）
B01J020/28（2） B01J021/06（2） B01J021/18（2）
B01J027/24（2） C02F101/30（2） C02F101/38（2）
发明人 ZHANG L（10）
公开年 2021（6） 2022（3）
申请年 2021（10）
专利权人 UNIV HENGSHU.（2）

Adsorbent useful for recycling noble metal, comprises nitrogen-doped graphene-silicon dioxide hybrid material, where the nitrogen-doped graphene- silicon dioxide hybrid material includes nitrogen doped-silicon dioxide graphene material.

ZHANG L, LIU J

Preparing patterned nitrogen-sulfur co-doped graphene aerogel, comprises ultrasonically dispersing graphene oxide into water, adding thiamine hydrochloride or rhodamine to graphene oxide dispersion, ultrasonically processing, freezing and drying.

XU C, ZHANG N, ZHONG H, ZHANG L, WEI K, SHENG Z

Preparing nano-titania photocatalyst involves mixing beta-cyclodextrin and sodium hydroxide solution uniformly, adding chloroacetic acid, using fuming hydrochloric acid to adjust pH, keeping to cool, adding methanol, extracting, centrifuging, and drying to obtain modified cyclodextrin.

ZHANG H, ZHANG L, WANG H, ZHANG B

Preparing magnetic nitrogen-doped graphene oxide-loaded biochar composite material used for adsorbing noble metal ions in aqueous solution, comprises washing rice straw with deionized water and then drying.

WANG G, ZHANG L, XU X, XUE W

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