国家/地区 中国（6） 日本（2） 世界知识产权组织（2）
IPC部 B（7） C（3）
IPC大类 B01（7）
IPC小类 B01D（7）
IPC B01D071/56（7）
发明人
公开年 2021（7）
申请年 2021（7）
专利权人

Preparing composite forward osmosis membrane for e.g. seawater desalination, by soaking electrospun nanofiber supporting layer with intermediate layer in calcium chloride solution, washing, soaking in sodium carbonate solution, washing and preparing polyamide selective separation layer.

LIU H, YU L, CHEN D, YU Y

Composite membrane used for separating gas from gas mixture, comprises selective layer comprising polymeric matrix comprising amine polymer, graphene oxide nanofiller, and mobile carrier chosen from ionic liquid and amino acid salt, coated on support.

DENG L, JANAKIRAM S, ANSALONI L, DENG Y L, ANSARONI L

Preparation of graphene oxide/molybdenum disulfide quantum dot layered two-dimensional film for organic solvent nanofiltration, involves mixing molybdenum disulfide quantum dot solution and graphene oxide solution, filtering with base membrane, and drying.

YAO C

Gas separation membrane element used in gas manufacture, comprises central tube for accumulating permeated gas, and gas separation membrane spirally surrounded by tube and comprising porous support film having arithmetic-mean surface roughness and separation functional layer containing graphene.

TOKUYAMA T, IIZUKA R, YAMADA H

Preparation of reduced graphene oxide/ZIF-8 composite nanomaterial used as intermediate layer modified nanofiltration membrane involves preparing Polydiacetylene-reduced graphene oxide/ZIF-8 film, interfacial polymerizing, and heating.

LV Y, LIN L, YANG Y, CHENG L, PAN Y, CUI S, LIU S, DONG X, XU R, MA C

Preparing organic-inorganic hybrid separation membrane by mixing inorganic particles, film-forming polymer, solvent and water into uniform film casting solution, adjusting pH value of casting solution, and adding silane crosslinking agent, and immersing in water and converting into membrane.

FEI Z, YU J, FAN P, CHEN F, ZHONG M

Polyamide composite film comprises supporting layer, modified layer, and polyamide layer comprising polyamine, poly-acyl chloride and hollow poly-dopamine micro-sphere, where modified layer grown on supporting layer.

PENG B, PENG J, HE Y