国家/地区 中国（6）
IPC部 B（6）
IPC大类 B01（6）
IPC小类 B01J（6）
IPC B01J020/20（3） B01J020/28（3） B01J020/30（3）
C02F001/28（3） B01J013/00（2） C02F001/30（2）
发明人 ZHANG L（6）
公开年 2022（6）
申请年 2021（3）  2022（3） 
专利权人

Use of freeze-drying three-dimensional N-doped magnetic carbon material in extracting antibiotic, comprises placing three-dimensional N-doped magnetic carbon material in waste water, adding freeze drying three-dimensional N-doped magnetic carbon material, extracting and quickly separating.

ZHANG L, LI X, GAO J, LIU G, RAN M, MA M, XU X, WEI Q

WO3 doped with ZIF-67 visible light catalytic composite material used to pollutant purification, is obtained by uniformly dispersing WO3 @ZIF-67 composite powder on surface of graphene oxide film and firmly combining; where WO3 powder is uniformly wrapped by ZIF-67 crystals.

ZHANG L, SHAO X, LI H

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 photothermal gel for use in seawater desalination or sewage treatment, and photothermal conversion evaporator, involves dispersing zwitterionic polymer monomer, cationic polymer monomer, crosslinking agent and photothermal nanoparticle in water to obtain precursor solution.

ZHU J, PENG B, ZHANG L

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