国家/地区 中国（5）
IPC部 B（7） D（7） C（2）
IPC大类 B01（7）
IPC小类 B01D（7）
IPC B01D069/02（7）
发明人
公开年 2021（2） 2022（2） 2023（2）
申请年 2022（4） 
专利权人

Electrospun polymer nanofibrous membrane used in air filtration applications, comprises polyvinylidene fluoride, Tecophilic thermoplastic polyurethanes, or blend of polyvinylidene fluoride and Tecophilic thermoplastic polyurethanes, where membrane is treated with one or more anti-pathogenic agents.

GUO F, SOLIMAN S

Graphene filter film comprises first non-woven fabric layer, graphene layer and second non-woven fabric layer arranged in sequentially, where each layer is embedded with each other at connection position.

JU Y, YI J, WANG W, WANG D

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

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 electrospinning seawater desalination membrane with self-floating structure comprises dissolving polystyrene and N, N-dimethyl formamide, adding e.g. polyacrylonitrile, stirring and electrostatic spinning polyacrylonitrile electrostatic spinning solution of doped carbon material.

YOU Q, XU C, JIANG Z, TANG H, GONG T

Preparing a composite fiber membrane used for heavy metal sewage treatment, involves adding graphene oxide to deionized water, ultrasonically dispersing uniformly to obtain graphene oxide dispersion, and adding the dopamine hydrochloride.

CHEN Q, SI W, ZENG J, BAI T

Manufacturing nanofibers-graphene separation membrane for water treatment, comprises e.g. electrospinning spinning solution containing e.g. polyvinylidene fluoride mixed solution and graphene oxide dispersion solution, and heat treating.

BYUN H S, CHEN W, JUNG H, CHEN W D, JUNG H M