国家/地区 中国（4） 世界知识产权组织（3） 韩国（2） 美国（2）
IPC部 B（8）
IPC大类 B01（8）
IPC小类 B01D（8）
IPC B01D069/10（8）
发明人
公开年 2021（5） 2022（3）
申请年 2021（8）
专利权人

Gas separation membrane useful for separating hydrogen comprises first layer including one dimensional carbon body set on porous support and second layer including metal-organic framework set on first layer.

KIM D W, CHOI E J

Preparing vortex oxidation water graphene purifying film used in e.g. seawater desalination, involves adding graphene oxide solution into floxacin funnel, and filtering and forming film on polyvinylidene fluoride micro-porous film substrate.

CHEN X, ZHANG X, LIU T, LI Z

Multi-stage hybrid membrane used for separating hydrogen from syngas, comprises screen supporting the layers containing mixture of carbon fibers, transition nonmetal compounds, fluorine containing polymer and activated carbon.

ROBLES G, NIMOCKS R, ROCKE M, CHEIKY C, GLEN R, ROBERT N, MIC R, CHARITY C

Large area graphene-based seawater desalination film comprises support layer and composite interlayer structural unit, where composite interlayer structural unit is sequentially provided with porous graphene layer, graphene oxide layer and porous graphene layer from bottom to top.

QING F, HOU Y, LI X

Graphene oxide-based membrane for use in regenerative dialysis system, comprises substrate, and multiple layers of single-layered graphene oxide formed on surface of substrate, where each layer is functionalized by diamine functional group.

YANG H Y, LEONG Z Y, ROY D M, KODURI S

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 LTL molecular sieve membrane involves preparing LTL molecular sieve crystal particles, modifying, preparing graphene oxide modified carrier, assembling with molecular sieve crystal layer, steam reforming, and heating.

WANG Z, HUANG R, WANG N

Manufacturing metal supporting graphene separation film comprises e.g. growing graphene film on metal substrate, adding micro-nanopores, adhering protective film with micropores on the metal of graphene film-metal composite structure.

LU G, WANG F