国家/地区 中国（10）
IPC部 B（10） A（4） C（4）
D（4）
IPC大类 B01（10） A41（4） A62（3）
B32（3） C02（2） C08（2）
D04（2） D06（2）
IPC小类 B01D（10）
IPC B01D039/16（10）
发明人 CESAREO G G（2） RIZZI L G（2） WU J（2）
公开年 2021（10）
申请年 2021（7）  2020（3） 
专利权人 DIRECTA PLUS.（2）

Air filtering grid for vehicle for military and civilian application, has filter core provided with multiple continuous V-shaped filter core units that are provided with filter sheet, and graphene melt-blown cloth coated on outer surface of filter sheet.

LIANG X

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

Textile article, useful in a filter for personal health protection, comprises a textile substrate having specific bacterial filtration efficiency, where the textile article comprises graphene dispersed in a polymeric binder.

CESAREO G G, RIZZI L G

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

Preparing graphene oxide metal ion composite antibacterial filter core involves preparing metal ion complex water solution, dissolving metal salt in distilled water, and then adding oxime compound to form solution one.

NIU 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

Polytetrafluoroethylene composite filter material useful for air purification by filtering bacteria and virus aerosol, comprises supporting layer and polytetrafluoroethylene microporous film layer.

XIAO P, XIAO Z, CAI C, TANG Y, LI H, SU J, XIAOPING, WEIGHT X, TSAI C, AN X J

Preparing high water resistance filter material by ball milling method comprises e.g. taking cut polyphenylene isophthalamide fiber and soaking sodium dodecylbenzene sulfonate solution, washing with deionized water, and heat treating.

ZHENG Y, ZHOU M

Graphene polypropylene composite material for melt-blown cloth, comprises graphene material, electret material, hydrocarbon material which is liquid at normal temperature and polypropylene.

PAN D, XIE Z, ZHANG Y, ZHANG H

Seamless cylindrical filter bag is consists of first non-woven fabric, cylindrical cloth, second non-woven fabric and polytetrafluoroethylene microporous membrane are compounded.

GU K, YANG Z, GONG Z, CAO Q, WU J, WANG H, GU Y, WANG Z, ZHANG J