国家/地区 中国（2） 世界知识产权组织（2）
IPC部 B（4）
IPC大类 B01（4）
IPC小类 B01D（4）
IPC D01F001/10（3） B01D039/16（2） B01D039/20（2）
B01D069/12（2） D01D005/00（2）
发明人
公开年 2022（4）
申请年 2021（4）
专利权人

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

KIM S, JUNG H J, JAE C H

Membrane used in gas separation membrane module, comprises separation function layer containing matrix and particles and has fibrous or film-like shape.

YAHAGI N, MIHARA T

Preparing degradable adsorption volatile organic compounds material used for preparing filter material involves mixing fully polylactic acid modified resin particle, ethylene-vinyl acetate, graphene powder, and nano-titanium dioxide.

TONG C, YANG D, ZHOU G, XU H, SUN K

Filter material, useful in face mask and/or respirator, comprises electrospun nanofiber membrane and active nanomaterial agent incorporated into the membrane, where the membrane filters disease-causing agents.

HASAN S W, MAVUKKANDY M