国家/地区 中国（36）
IPC部 B（36）
IPC大类 B01（36） D04（5） A61（4）
B32（4） D01（3）
IPC小类 B01D（36）
IPC B01D046/54（36）
发明人 LI J（6） CHEN L（2） CHEN M（2）
CHEN Q（2） LIANG F（2） NIU J（2）
TAO M（2） XU L（2） XUE B（2）
YIN X（2） ZHANG S（2）
公开年 2018（9） 2021（9） 2022（5） 2017（4） 2016（3） 2020（3）
申请年 2020（9）  2021（7）  2017（6）  2018（6）  2016（4） 
专利权人 BEIJING AIKA.（2） CHENGDU NEW .（2） CHINA STATE .（2）

Flexible composite film material for use in composite membrane roll material with air purification function, comprises base film, and functional coating compounded on base film, where functional coating includes activated carbon and graphene, gas absorbent, binder and solvent.

JIANG T, MA J, WANG S

Graphene melt-blown filter film, comprises first melt-blown layer and graphene melt-blown layer arranged from top to bottom, where graphene melt-blown layer is composed of mixture of spray-melt polypropylene and spray-melt graphene and graphene melt-blown layer is uniform hexagonal network layer.

LIANG X

Multifunctional total heat exchange membrane comprises graphene, graphene oxide, ionic liquid and high molecular polymer with specified mass ratio.

XU L, YIN X, ZHANG S, LI J, CHEN M, LIANG F, NIU J

Graphene oxide air sterilizing film for use in air purification field, has substrate coated with graphene oxide, where substrate is coated with antibacterial agent and macromolecule polymer that are dissolved using solvent.

XU L, YIN X, CHEN M, ZHANG S, LI J, LIANG F, NIU J

Graphene filter film, has film edge symmetrically provided with two micro reinforcing ribs, where inner side wall of film edge is provided with groove, and graphene filter film is coated with bacteriostatic agent.

ZHOU L

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

Antistatic filter material useful in tangential flow compressed air filter device, comprises antistatic polymer, polytetrafluoroethylene resin, and graphene.

FAN Y, LI 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

Face mask e.g. surgical face mask, comprises mask component to cover wearer's mouth and nose, and fastener engaging with mask component comprising air-permeable outer layer, inner layer located on inner side of mask component, and graphene layer, where fastener connects mask component to wearer.

ZHAMU A, JANG B Z, ZHANG B

Polytetrafluoroethylene composite filter material useful for air purification by filtering bacteria and virus aerosol, comprises supporting layer and polytetrafluoroethylene microporous film layer.

XIAO P, XIAO Z, CAI C, TANG Y, LI H, SU J, XIAOPING, WEIGHT X, TSAI C, AN X J