国家/地区 中国（9）
IPC部 B（9） C（5） D（3）
IPC大类 B01（9） C02（4） D01（2）
IPC小类 B01D（9）
IPC B01D067/00（9）
发明人 LIU S（2）
公开年 2021（9）
申请年 2021（8） 
专利权人

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

Composite nano-fiber filter screen, comprises a base layer compounded together, an intermediate layer and a surface layer, where the base layer is a polyethylene terephthalate (PET) base material, the middle layer is a graphene conductive layer, and the surface layer is a electret nano-fiber layer.

ZHENG J, YU H, GAO T

Seawater desalination nanofiltration membrane comprises polyvinylidene fluoride, graphene chitosan composite nanoparticles, piperazine, and trimesoyl chloride.

WU S, LONG J, LI P, REN W

Preparing layer-by-layer covalent cross-linked graphene oxide film useful in treating water, comprises e.g. assembling polyacrylonitrile film and graphene oxide layer-by-layer using symmetrical diamine substance as cross-linking agent.

ZHAO X, LI H, QI H, TIAN Y

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

Preparation of coaxial cable-type composite film for separating mixed gas, involves depositing separation layer using zeolite molecular sieve dispersion to obtain zeolite molecular sieve supported hollow fiber composite membrane, and depositing coating layer using graphene oxide dispersion.

WANG C, DUAN S, QU G, XU F, WANG T

Preparing graphene oxide grafted polyacrylonitrile fiber heavy metal adsorption film comprises e.g. ultrasonically dispersing graphene oxide and chloropropyltriethoxysilane, performing constant temperature reaction and electrospinning.

LI Z

Graphene composite polyacrylonitrile hollow fiber membrane comprises polyacrylonitrile powder, graphene oxide solution, modifier, pore-forming agent and solvent.

REN G, MA L, LIU S