国家/地区 中国（4） 世界知识产权组织（3） 美国（2）
IPC部 B（5）
IPC大类 B01（5） A62（3） A41（2）
B32（2） C02（2） C08（2）
IPC小类 B01D（5）
IPC B01D039/16（5）
发明人
公开年 2021（4）
申请年 2021（5）
专利权人

Core used in filter used for processing spent oil including hydraulic oil, gear oil, lubricating oil, turbine lubricating oil, honing oil and roll oil, comprises modified vegetable fiber, modified sawdust, diatomaceous earth, binder, molecular sieve, graphene oxide solution, and antirust agent.

XU Z

Graphene composite antibacterial purification material used for particulate matter, comprises graphene, lignin, coconut shell activated carbon, nano-titanium dioxide, methyl cellulose, talc powder and deionized water.

WU J, LI T, CHEN L, QUE M, SUN Y, SUN J

Increasing an electrical and/or thermal conductivity, as well as filtering power and germ-blocking properties of textile article by preparing impregnation composition consisting of graphene, polymeric binder and wetting agent, and stirring.

CESAREO G G, RIZZI L G

Filter used in device e.g. mask, breathing apparatus and face covering, vent cover and heating, ventilation, has polyurethane-based polymer foam comprising virucidal/bactericidal agent having cetylpyridinium chloride and/or dimethyloctadecyl(3-(trimethyloxysilyl)propyl)ammonium chloride.

RAMAPPA D A, JOGIKALMATH G

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