国家/地区 中国（5）
IPC部 B（5）
IPC大类 C02（5）
IPC小类 C02F（5）
IPC C02F001/28（3） B01J020/24（2） B01J020/26（2）
B01J020/30（2） C02F101/30（2） C08K003/04（2）
发明人 LIU J（2）
公开年 2021（2）
申请年
专利权人

Preparing amino and pyrenyl group-modified alginic acid derivative useful in e.g. formaldehyde absorption, comprises e.g. acidifying sodium alginate, adding N,N'-dicyclohexylcarbodiimide, 4-dimethylaminopyridine, deionized water and ethylenediamine, freeze-drying, and adding 1-pyrenebutyric acid.

XIA Y, WANG X, LIU H, GONG X, LIU J

Preparing oil sludge treatment agent comprises introducing cyclodextrin into modified liquid for modified stirring treatment, sending hybrid rectorite into silane coupling agent, mixing modified cyclodextrin, organic nano montmorillonite and hybrid rectorite, and blending.

QI Y, LIU Z, QI B

Electrochemical alkalization of electrochemically active material comprises obtaining working electrode having working electrode material on current collector, introduction of electrode to electrochemical reactor and applying direct current.

AMOUZEGAR K, LAROUCHE F, CHAMPAGNE P, HOULACHI G, BOUCHARD P, ZAGHIB K, ULASI G

Preparing an adsorbent useful for adsorbing methylene blue in dye wastewater, comprises adding 1-ethyl-3-(3-dimethylaminopropyl)-carbodiimide hydrochloride and N-hydroxysuccinimide into graphene oxide dispersion, activating, and reacting.

LIU G, LIU J, DAN X

Amphoteric cellulose-based composite material used for e.g. absorbing oil and heavy metal ion in organic wastewater, is obtained by mixing quaternary ammonium sulfonated cellulose, graphene oxide and chitosan, and freeze-drying mixture.

CHEN Y, LIN H, XIONG J, SU G