国家/地区 中国（5）
IPC部 B（5）
IPC大类 B01（5） B32（5） D04（4）
D06（2）
IPC小类 B01D（5）
IPC B32B009/00（5）
发明人
公开年 2021（2）
申请年 2021（2） 
专利权人

Graphene filter film comprises first non-woven fabric layer, graphene layer and second non-woven fabric layer arranged in sequentially, where each layer is embedded with each other at connection position.

JU Y, YI J, WANG W, WANG D

Melt-blown cloth bicomponent cotton of high filtration grade comprises melt-blown cloth bicomponent cotton layer including component A having carbon fiber modified polypropylene resin and modified high molecular weight butyl cellulose resin and component B having graphene modified polyurethane resin.

HE W, WANG F

Diatom cloth with antibacterial, purifying and humidifying function comprises diatom material, activated carbon, graphene, catalyst, pore-forming agent and cloth.

HAN F, DU Z

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

Antibacterial graphene complex filter useful in air filtration comprises non-woven fabric layer, graphene-modified activated carbon powder layer, and graphene antibacterial non-woven fabric layer, which are sequentially arranged.

SHA Y, SHA X