国家/地区 中国（4）
IPC部 C（4）
IPC大类 C02（4） B01（2） C08（2）
IPC小类 C02F（4）
IPC C02F001/28（2） C02F101/34（2） C08K003/04（2）
发明人 LIU J（4）
公开年 2023（4）
申请年 2022（4）
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

Degrading antibiotic pollutant in wastewater by heterogeneous electrocatalytic flocculation to activate persulfate comprises adding persulfate and magnetic graphene-based Fen particles to wastewater to be treated, performing electrocatalytic oxidation and flocculation, and precipitating iron(II) ion.

DENG Y, CHEN Y, LUN J, WU W, CHEN W, LIU J, YAO C

Preparing composite nanofiltration membrane assembled layer-by-layer useful in seawater desalting field, comprises e.g. performing interfacial polymerization reaction on oil-aqueous phase interface region, placing composite nano-filtration membrane on container and assembling polyamide film.

LIU J, SU Y

Preparing copper-graphene-acrylic acid composite gel comprises adding deionized water, measuring acrylic acid solution, mixing mixed solution B and C, ultrasonically treating graphene oxide solution using two-stage heating program and adjusting ultrasonic power.

WANG Z, YANG G, WU T, LIU J, CHEN M, CHEN S, ZHENG K