国家/地区 美国（5） 世界知识产权组织（5） 中国（4） 加拿大（2） 欧洲专利局（EPO）（2）
IPC部 B（7）
IPC大类 B01（7）
IPC小类 B01D（7）
IPC B32B009/00（7）
发明人
公开年 2015（2） 2017（2） 2021（2）
申请年 2021（2） 
专利权人 LOCKHEED MAR.（2）

Nano-filtration membrane used in nanofiltration membrane component and water treatment device, comprises N-trimethoxy silicon propane ethylenediamine triacetate-type graphene layer, and support layer.

LI B, LI K

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

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

Membrane used in filter media, comprises preset amount of crosslinked graphene oxide sheets with preset thickness.

DAVE S H, GROSSMAN J C, HAN G D, KELLER B

Membrane useful for e.g. water filtration, water desalination, immune-isolation, hemodialysis and hemofiltration, comprises first layer and second layer comprising porous graphene-based material, channel, and at least one spacer substance.

SWETT J L, SIMON S M, BEDWORTH P V

Molecular filter used for purifying and filtering water e.g. wastewater and seawater, comprises graphene sheet(s), graphene-oxide sheet(s) and optionally edge-functionalized graphene-oxide layer(s).

CHIU G

Composite panel comprises a layer of material comprising a polymeric matrix material, and a large area graphene sheet embedded in the layer of material, where the large area graphene sheet includes nanoperforations.

BULLOCK S E, NEWELL C M