国家/地区 中国（12） 美国（5） 世界知识产权组织（2）
IPC部 C（20）
IPC大类 C01（20）
IPC小类 C01B（20）
IPC C02F001/28（7） C02F001/44（6） C02F101/30（6）
C01B032/184（5） C01B032/194（5） C01B032/198（5）
B01J020/20（4） B01J020/30（4） B01J021/18（4）
C01B003/04（4） C02F001/30（4） B01D061/02（3）
B01D067/00（3） B01D071/02（3） B01J037/03（3）
发明人 CHEN R（2） CHEN W（2） CHEN Y（2）
FENG P（2） LAI D（2） NIU J（2）
OU X（2） QIANG Y（2） WANG D（2）
WU Y（2） ZHANG S（2）
公开年 2021（20）
申请年 2020（20）
专利权人 UNIV CHINA M.（2）

Graphene/carbon nitride composite material used for simultaneously photocatalytically degrading organic matter and hydrogen production, comprises carbon nitride compounded on graphene sheet and having non-layered structure.

YANG Y, GAI T

Nano-patterning graphene used in respiratory masks, by cleaning monolayer of graphene sheet, transferring graphene on silicon dioxide/silicon substrate, depositing metal film of silver or gold on substrate, annealing silver or gold nanoparticles and performing aqua-regia treatment.

KUMAR B

Preparation of graphene oxide-iron composite film for removing pollutants from wastewater, involves mixing ferrous ion salt with graphene oxide aqueous solution, and pouring obtained mixed solution to air extraction device.

CHEN W, LIN C

Carbon nitride material comprises nitrogen enriched carbon material, carbon nitride material is atomically doped with one or more metal elements selected from platinum, palladium, copper, zinc, carbon nitride material is porous.

ABDULLAH A M, SLIEM M H R, EID K A M

Processing carbon dioxide by preparing water dispersion containing magnesium hydroxide and acetonitrile, contacting water dispersion and gas containing carbon dioxide, and reacting magnesium hydroxide and carbon dioxide.

OCHIAI S

Nanoporous membrane used in filter, comprises two-dimensional material permeated by pores which are blocked by polymer derived from monomer and comprising population of pores having average pore diameter.

KIDAMBI P R, CHENG P

Preparing nitrogen-doped graphene quantum dot hybrid film, comprises e.g. dissolving citric acid and urea in water, stirring to form clear solution, adding into reaction kettle, heating, and adding reacted solution into petri dish.

LIU J, PANG B, WANG F

Graphene composite film used for acoustic diaphragm or battery or water purifying diaphragm or nanoelectromechanical system, comprises reduced graphene oxide film and graphene film set on side surface of reduced graphene oxide film.

LIU K, ZHANG C, CHEN Y, WANG E

Multi-layered membrane useful for separating many ions or molecules in a fluid stream and in device for osmotic power generation, comprises a top layer, a bottom layer, and a spacer layer.

GARAJ S, SPINA M

Preparing carbon-based composite material useful for decolorization of azo dyes, comprises e.g. adding N,N-dimethylacetamide and riboflavin to reactor, heating reactor, and adding carboxylated carbon nanotubes, and washing.

ZHENG X, HU W, CHEN Y, WU Y