国家/地区 中国（5）
IPC部 B（5）
IPC大类 B01（5） D04（5） D01（3）
IPC小类 B01D（5）
IPC B01D046/54（5）
发明人
公开年 2021（2）
申请年 2021（2） 
专利权人

Preparing modified polylactic acid non-woven fabric involves mixing modified nanocellulose and lactic acid in water to obtain mixed dispersion, where modified nanocellulose has sulfonic acid group and hydroxyl group.

YANG C, XU J, HAO S, HE Y, TIAN J

Composite nano-fiber filter screen, comprises a base layer compounded together, an intermediate layer and a surface layer, where the base layer is a polyethylene terephthalate (PET) base material, the middle layer is a graphene conductive layer, and the surface layer is a electret nano-fiber layer.

ZHENG J, YU H, GAO T

Preparing composite nano fiber film for air filtering material, involves preparing graphene oxide dispersion, preparing electrostatic spinning solution, and adding the nanosilicon dioxide powder and polyacrylonitrile.

WANG C, YAN K, FENG W, GAO Y, SUN Y

Graphene and conductive polymer based composite spinning film material used in air purification of adsorption filter, comprises micron level and nano network structures containing poly-3,4-ethylenedioxythiophene and chitosan polymer.

XUE B, TAO M

Preparation of antimicrobial air purification membrane involves dissolving specified polymers in organic solvent, obtaining polymers spinning solution, adding graphene oxide, and electrospinning side by side in spinning device.

LI J, REN Y, TIAN E, ZHOU H, WANG X