国家/地区 世界知识产权组织（7） 中国（6） 韩国（2）
IPC部 B（15） D（8） A（7）
C（3）
IPC大类 B01（15） A41（6） D01（5）
A62（4） D06（3） C01（2）
D04（2）
IPC小类 B01D（15）
IPC B01D039/16（15）
发明人 ALVAREZALVAREZ A（2） BOHM S（2） JI J（2）
MANJON FERNANDEZ A（2） MEGIDO FERNANDEZ L（2） NORIEGA PEREZ D（2）
PEREZ RODRIGUEZ M（2） RODRIGUEZ GARCIA J（2） SANZ MORAL L M（2）
SUAREZ SANCHEZ R（2） WU J（2） ZHANG Z（2）
公开年 2022（15）
申请年 2022（7）  2021（6）  2020（2） 
专利权人 ARCELORMITTA.（2） H V SUZHOU .（2）

Self-cleaning filter used as mask, comprises heating fiber containing heating carbon component.

KIM S, JUNG H J, JAE C H

Face mask for use as personal protective equipment, comprises layer comprising surface-functionalized graphene particles having specified sulfur impurity level, manganese level, and/or nitrogen oxide level.

PROMNIMIT A

High and low temperature melting temperature bicomponent polyester fiber useful in preparing self-conducting oil filter material, prepared by co-extruding low-temperature polyester fiber chips and high-temperature conductive polyester fiber chips.

JI J, WU J, ZHANG Z

Antistatic polyester fiber with high and low temperature melting temperature used in filter material, comprises polyester fibers with low melting point and high melting point conductive system.

JI J, WU J, ZHANG Z

Preparing renewable antibacterial effect degradable nanofiber mask filter core comprises preparing graphene oxide-halamine composite antibacterial nanofiber membrane, and combining with substrate prepared from polylactic acid ultra-diluted spinning solution, and ultrasonic compounding.

HE J, SHAO W, LI X, ZHANG J, SU X, LI B, ZHAO X

Rapid and continuous preparation method of high-efficiency and multi-functional air filter material, involves dipping light-cured resin into coiled air filter material, heating by infrared, softening filter fiber using dry powder injector to blow functional particles to filter material.

WANG B, CAI W

Composite structure filter felt used for household vacuum cleaner air purifier, has base cloth that is composed of multiple groups of stretch-proof fiber, and multiple groups are woven in staggered way.

YANG J

Production of carbon nanotube-based adsorption/filtration nanomaterial, comprises annealing carbon nanotubes to remove fullerenes and other by-products of carbon crystallization, where carbon nanotubes are subsequently immobilized on support substrate based on fibrous natural or synthetic material.

BOUSA D, BOUSA M, BOUSOVA K

Filter for use in conventional mask for killing viruses or removing fine dust, has metal plate included with set of filter portions arranged such that polymer film and metal plate faces each other.

SHIN B S, LEEJUNWOOK, YOUB J S, LEECHANWOO

Antiviral filtering material used in antiviral face mask, comprises layer of textile and layer of antiviral coating comprising metallic copper nanoparticles in unoxidized form, graphene oxide or reduced graphene oxide, and bonding matrix.

ALVAREZALVAREZ A, MANJON FERNANDEZ A, SANZ MORAL L M, NORIEGA PEREZ D, RODRIGUEZ GARCIA J, MEGIDO FERNANDEZ L, BOHM S, SUAREZ SANCHEZ R, PEREZ RODRIGUEZ M