国家/地区 世界知识产权组织（7） 中国（6） 日本（6） 美国（6） 欧洲专利局（EPO）（3） 韩国（3） 加拿大（2）
IPC部 B（10）
IPC大类 B01（10）
IPC小类 B01D（10）
IPC C01B032/182（10）
发明人
公开年 2017（2） 2018（2） 2021（2）
申请年 2017（3）  2020（2） 
专利权人

Face mask e.g. surgical face mask, comprises mask component to cover wearer's mouth and nose, and fastener engaging with mask component comprising air-permeable outer layer, inner layer located on inner side of mask component, and graphene layer, where fastener connects mask component to wearer.

ZHAMU A, JANG B Z, ZHANG B

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 hydrophobic graphene film by preparing graphene dispersion and nanoparticle dispersion, mixing, depositing on support, drying, soaking in hydrophobic modifier solution using hydrophobic modifier, water and ethanol, and treating.

LIU G, ZHANG M, JIN W

Producing Janus graphene sponge useful as filter for separating water-oil, comprises e.g. reacting mixture comprising oxidized graphene solution and ascorbic acid solution to form reduced oxidized graphene and forming self-assembly.

BAIK S H, YUN J J, KHAN F A

Graphene containing composition e.g. multilayered hydrogen graphene composition for product e.g. thermal insulation barrier comprises graphene component containing monolayer graphene and/or multilayered graphene, and graphite component.

BRERETON D, BRERETON T, WINKELMANN A

Combating biofouling or controlling microorganisms in aqueous medium by providing surface coated with laser-induced graphene layer in aqueous medium.

ARNUSCH C J, SINGH S P, SARGUNARAJ F, OREN Y, TOUR J M, LI Y

Graphene derivative used in composite used as e.g. adsorbent, has preset amount of component derived from ester bond to total of amount of components derived from carbon-carbon single bond, carbon-oxygen bond, ether and ester bonds.

SUZUKI A, IMADA T, NAITO K, YOSHINAGA N

Removing urea from biological fluids, comprises e.g. contacting fluid comprising urea with mass of graphene-based material particles, and sorbing portion of urea into or onto graphene-based material particles.

NATAN M J, KYRLIDIS A

Making oil-absorbing hollow fiber porous membrane involves immersing graphene dispersion liquid into polymer hollow fiber porous membrane module, and reinforcing binding fastness interface between graphene and hollow fiber porous membrane.

HUANG Q, LIU H, XIAO C, ZHAO J, FAN Z

Graphite oxide manufacturing method for producing graphene used in e.g. secondary battery of electronic and electric device, involves performing electrodialysis to remove cations from solution.

TODORIKI H, TAKEMURA Y, NOMOTO K, TODOROKI H