国家/地区 中国（9）
IPC部 B（11） D（11） A（3）
IPC大类 B01（11）
IPC小类 D04H（11）
IPC D04H001/728（9） D01D005/00（4） D01F001/10（4）
A41D013/11（2） A41D031/30（2） B01D039/14（2）
B01D039/16（2） B01D039/20（2） B01D046/00（2）
B01D067/00（2） B01D069/02（2） B01D069/12（2）
B01J020/26（2） B01J020/28（2） D01F006/54（2）
发明人 LI B（2） LI X（2） YANG H（2）
公开年 2022（11）
申请年 2022（8）  2021（3） 
专利权人

Preparing polyvinyl alcohol/carboxymethyl chitosan/graphene oxide composite nanofiber membrane used in adsorption of heavy metal ions, comprises e.g. stirring and mixing polyvinyl alcohol solution, carboxymethyl chitosan solution and graphite oxide aqueous dispersion, and electrostatic spinning.

ZHOU X, WANG J, ZHENG Y, FAN C

Producing filter bag based on high temperature resistant material comprises preparing spinning solution containing e.g. lithium chloride, dimethylacetamide and graphene oxide, injecting spinning solution into electrostatic spinning machine, and sewing film-coated filter material into bag shape.

LU D, LU X

Polytetrafluoroethylene nanofiber composite membrane prepared by preparing spinning carrier solution, adding polytetrafluoroethylene dispersion emulsionand electrospinning-hot pressing sintering to obtain nanofiber porous base membrane.

XIE W, SHU J, WANG Q, JIN N, YANG H, DI Z, ZHAO Y, HUANG Y

Preparing amino-rich polyacrylonitrile-based nanocomposite fiber film used for removing and recycling gold, involves mixing N,N dimethylformamide dispersion of graphene oxide and the N,N-dimethylformamide solution of hyperbranched polyethyleneimine and performing amidation reaction.

ZHONG X, MENG W, YANG H, SHI X, LI X, LI T, MA Y

Fabrication of electrically conductive aligned nanofibrous scaffold by dissolving chitosan and gelatin in solvent mixture, adding polyvinyl alcohol to chitosan-gelatin solution, adding reduced graphene oxide to spinning solution, electrospinning solution, and crosslinking electrospun nanofibers.

KUMAR A, SRIVASTAVA E

Hydrophobic polyvinylidene fluoride-graphene oxide nano fiber film used for membrane distillation process, comprises polyethylidene diene fluoride nano fiber film obtained by electrostatic spinning method, and reducing graphene oxide nano particles.

JIN W, JI W, GAO K, LIU G

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

Preparing graphene-quaternary ammonium salt modified polyacrylonitrile composite fiber filter film in clothes, carbon fiber raw material, hemodialysis and other fields, involves adding graphene oxide to N,N-dimethylformamide solvent, stirring and dispersing, adding pyromellitic anhydride.

ZHANG X, WU J

Melt-blown cloth bicomponent cotton of high filtration grade comprises melt-blown cloth bicomponent cotton layer including component A having carbon fiber modified polypropylene resin and modified high molecular weight butyl cellulose resin and component B having graphene modified polyurethane resin.

HE W, WANG F

Antibacterial antiviral melt-blown cloth used as core material of mask, comprises base layer, where upper end face of base layer is provided with first filter layer, and lower end face is provided second filter layer.

FENG D, PENG H, LI B