国家/地区 中国（5） 美国（3） 世界知识产权组织（3） 印度（2）
IPC部 B（12）
IPC大类 B01（12） B32（2） C01（2）
IPC小类 B01D（12）
IPC B01D069/10（12）
发明人 JU Y（2） WANG D（2） WANG W（2）
YI J（2）
公开年 2023（12）
申请年 2022（7）  2023（3）  2021（2） 
专利权人 CHONGQING GR.（2）

Filtration apparatus for processing black liquor feed, comprises graphene oxide film provided on support substrate, where graphene oxide film including graphene oxide sheets, where each of graphene oxide sheets covalently coupled to chemical spacer.

KELLER B, ORTIZ R L, MACDONALD B I, MACLEOD M, FRAYNE S

Preparing manganese oxide incited graphene quantum dots membrane involves dissolving graphene quantum dots in N-methyl-2-pyrrolidone with stirring for preparing thin film composite, and forming thin film composite forward osmosis membranes by spreading obtained suspension on fine glass plate.

JAIN H, GARG M C

Nano-hybrid film useful for separating volatile gas-state component in traditional Chinese medicine volatile component separation process comprises polymer support layer and polymer separation layer of modified inorganic nano material deposited on surface of support layer.

LI Y, HUANG Y, WANG C, LI W, LI C, LIU X, WU B

Anti-pollution ultrafiltration membrane useful in process of filtering solution containing organic matter, comprises e.g. ultrafiltration base membrane and modified layer, where ultrafiltration base membrane is polyacrylonitrile and/or polyvinylidene fluoride.

GUO H, ZHANG M, HONG Z, MA H, YU T, XIE Q

Carbon dioxide membrane filter used for capturing carbon from flue gas, comprises graphene sheet(s) interspersed with pores that are open carbon bonds filled and tipped with element making up crown pore.

LUAN B, ELMEGREEN B G

Manufacture of polyvinylidene fluoride composite separator for lithium secondary polymer battery, involves mixing carbon structure and titanium oxide with solvent to obtain solution, and casting solution to preset thickness to obtain membrane forming composite separator.

OH S B, OH J W, O S B, OHJUNWON

Water separation membrane used for water purification for military operation missions and for humanitarian relief to disaster-ridden, comprises support substrate and graphene oxide membrane, graphene oxide membrane including graphene oxide nanosheet bonded to adjacent graphene oxide nanosheet.

HU M, MI B

Composite film for graphene, has gap for connecting upper surface and lower surface of graphene layer is set in graphene layer, through hole is set on supporting layer, and through holes on two sides are staggered.

JU Y, YI J, WANG D, WANG W

Graphene filter film comprises first non-woven fabric layer, graphene layer and second non-woven fabric layer arranged in sequentially, where each layer is embedded with each other at connection position.

JU Y, YI J, WANG W, WANG D

In-situ particulate coating on hollow fiber membranes involves pumping homogeneous polymeric dope solution comprising polymeric material, a pore forming additive and solvent, pumping, uniform suspension of a bore solution, allowing fibers to be pulled through from a coagulation bath, and rinsing.

KUMARI P, BELLARE J