国家/地区 中国（12）
IPC部 B（12） D（4） A（2）
C（2）
IPC大类 B01（12）
IPC小类 B01D（12）
IPC B01D039/14（6） B32B009/00（6） B32B009/04（6）
B32B027/02（5） B32B037/06（4） B32B037/10（4）
B01D069/12（3） B32B003/24（3） B32B005/02（3）
B32B027/06（3） B32B027/32（3） B32B027/34（3）
B32B037/12（3） B01D046/00（2） B01D046/62（2）
发明人
公开年 2022（12）
申请年 2022（8）  2021（4） 
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

Graphene-layer fibre filter cloth comprises an inner filter layer, a middle monofilament layer, an outer filter layer, an interlayer fixing line and a double-cotton fibre warp, and the inner filtering layer is a fibre layer formed by blending high-molecular polypropylene fibers.

TU A, YANG J

Multilayer graphene antibacterial and non-woven fabric composite device, has hollow U-shaped shell whose lower surface is fixedly connected with air supply mechanism, where inner wall of shell is connected with auxiliary mechanisms.

XIANG Y, XIANG X

Highly flexible carbon dioxide tensile separation molecular sieve membrane, comprises carbon dioxide ion molecular sieve film, first and second silicon oxide film, carbon film, carbon dioxide separation film, tensile layer, nylon fiber, graphene fiber, cotton fiber and white latex layer.

DAI Z

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

Producing high performance air conditioner filter element, involves preparing polymer fiber into non-woven fabric roll material of polymer composite material, compounding layer of nano silver coating or graphene, or non-woven fabric thin felt of activated carbon on the polymer roll material.

ZHONG H, ZHOU S, ZHONG X

Nano-filtration membrane used in nanofiltration membrane component and water treatment device, comprises N-trimethoxy silicon propane ethylenediamine triacetate-type graphene layer, and support layer.

LI B, LI K

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