国家/地区 中国（6）
IPC部 B（6） A（3） D（2）
IPC大类 B01（6） A41（2） D01（2）
IPC小类 B01D（6）
IPC B01D039/20（6）
发明人
公开年 2022（6）
申请年 2022（4）  2021（2） 
专利权人

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

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

Graphene cigarette filter tip, has cigarette fixing device whose bottom part is connected with graphene filtering device top part, where bottom part of graphene filter device is connected to filter tip device bottom part by inserting hole connecting piece.

YU Z, PAN D

Use of two-dimensional nanomaterial in preparing medicine for treating or preventing diseases caused by coronavirus by inhibiting binding of coronavirus spike protein to receptor angiotensin-converting enzyme 2 (ACE2) of its host cells.

LI Y, WANG L, ZHANG G

Graphene filter core material comprises polyacrylonitrile electrospinning fiber including polyacrylonitrile and graphene antibacterial composite material composed of graphene oxide-supported silver particle composite material and/or quaternized graphene composite material.

ZHANG W

Graphene-based filter material useful for separating solid particles in liquid or gas, comprises graphene raw material, epoxy resin, dispersant, photocatalyst, cold catalyst, hydrogen peroxide, silicate, flame retardant, antioxidant and auxiliary agent.

CHEN Z, HE D, XU X