国家/地区 美国（6） 世界知识产权组织（6） 加拿大（3） 中国（3） 日本（3） 欧洲专利局（EPO）（2） 英国（2）
IPC部 A（8）
IPC大类 B01（8） C01（8） A41（4）
A61（4） A62（4） A01（2）
B32（2） C02（2） C08（2）
IPC小类 B01D（8）
IPC C01B032/194（8）
发明人 BEDWORTH P V（2） JANG B Z（2） SIMON S M（2）
SWETT J L（2） ZHAMU A（2）
公开年 2021（4） 2017（2）
申请年 2016（2）  2020（2）  2021（2） 
专利权人 LOCKHEED MAR.（2） NANOTEK INST.（2）

Face mask for use as personal protective equipment, comprises layer comprising surface-functionalized graphene particles having specified sulfur impurity level, manganese level, and/or nitrogen oxide level.

PROMNIMIT A

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

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

Face mask e.g. surgical mask, comprises mask component for covering wearers mouth and nose and comprising air-permeable outer layer, inner layer and graphene layer, and fastener for connecting mask component to wearer.

JANG B Z, ZHAMU A

Ink useful for providing viral active or anti-microbial coating to substrate, comprises carrier, graphene or graphene oxide particles dispersed in carrier, and viral active or anti-microbial component adhered to graphene.

CHEN S W, DEVINE S, CHEN S, SANDWINTHROP C

Graphene antibacterial carbon sphere used in e.g. air purification, water purification, home living rooms, kitchens, bathrooms, refrigerators and washing machines, comprises graphene-grafted carbon powder, emulsifier and additives.

SHA Y, SHA X

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

Membrane for providing selective permeability in filtration applications, comprises sheet of graphene-based material having perforations with specified pore size, non-graphenic carbon-based material, and contact areas between materials.

SWETT J L, BEDWORTH P V, HEISE S E, SINTON S W, SIMON S M, BULLOCK S E, LIU H, SINSABAUGH S L