国家/地区 中国（18）
IPC部 B（18）
IPC大类 B01（18）
IPC小类 B01D（18）
IPC B01D039/14（18）
发明人 LI R（2）
公开年 2022（6） 2018（5） 2021（3） 2016（2）
申请年 2017（5）  2021（4）  2022（3）  2020（2） 
专利权人

Producing filter bag based on high temperature resistant material comprises preparing spinning solution containing e.g. lithium chloride, dimethylacetamide and graphene oxide, injecting spinning solution into electrostatic spinning machine, and sewing film-coated filter material into bag shape.

LU D, LU X

Double-membrane composite antibacterial filter material comprises polytetrafluoroethylene surface layer, antibacterial melt-blown cloth layer and a polytetrafluoroethylene encapsulation layer.

ZHOU Y, PING L

Material used for preparing waste incineration flue filter components for treating flue gas, comprises modified basalt fiber as substrate, graphene oxide/polyvinylidene fluoride composite fiber as core layer, and polyimide fiber as upper layer.

JU H, TENG F, LIU J, LING F, BEN Z, FAN S, DENG T

Glass fiber air filter material used for purifying air in automobiles, comprises modified nonwoven fabric and glass material fiber from bottom to top, formed into composite by hot-pressing.

ZHANG Z, JIA G, YANG P

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

Air filter cloth for air purifying device for filtering and purifying micro-particles in air, has adsorption layer composed of transverse first aramid filament and longitudinal second filament knitted with each other.

CAO W

Preparing virus-killing bone material, H11-level spraying cloth and graphene nonwoven fabric material comprises e.g. preparing anti-influenza virus H1N1 nonwoven fabric bone material, performing electrostatic spinning, preparing graphene nonwoven fabric and fixing ultrasonic wave hot melt adhesive.

LIU S, MA L, WANG Q

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

Degradable antibacterial nanofiber non-woven fabric composite filter material comprises first layer facing wind direction as nanofiber filter layer, second layer as nanomaterial antibacterial layer, and third layer as substrate layer.

CAI Y, QI H, ZHU L, CHEN L, YE W

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