国家/地区 中国（9） 欧洲专利局（EPO）（2） 世界知识产权组织（2）
IPC部 A（10）
IPC大类 A41（10） D01（10） D04（8）
B01（3） D06（3） A62（2）
IPC小类 A41D（10）
IPC A41D013/11（10）
发明人 LI X（2） ZHANG J（2）
公开年 2021（5） 2022（3） 2020（2）
申请年 2020（4）  2021（4）  2022（2） 
专利权人

Graphene quantum dot antibacterial and antiviral melt-blown cloth comprises polymer masterbatch, electret masterbatch, white oil, graphene quantum dots, coupling agent, and dispersant.

WANG L, HU X, QI X, ZHAO H, QU L

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

Filter material, useful in face mask and/or respirator, comprises electrospun nanofiber membrane and active nanomaterial agent incorporated into the membrane, where the membrane filters disease-causing agents.

HASAN S W, MAVUKKANDY M

Electrospun polymer nanofibrous membrane having high filtration efficiency comprises polyvinylidene fluoride, Tecophilic thermoplastic polyurethanes, or blend of polyvinylidene fluoride and Tecophilic thermoplastic polyurethanes.

SOLIMAN S, GUO F

Preparing bio-based air purification nanofiber membrane for mask, by taking rice husk powder, graphene nano-ceria composite powder, polyvinyl alcohol, and giant knotweed root extract to make core or shell layer solution and electrospinning.

LIAO Z

Preparing hot-air non-woven fabric by feeding polyethylene/polypropylene composite fiber with core structure of electret masterbatch, blending, carding, hot air bonding, cooling, hydroentangling, drying and performing electret treatment.

ZHU Y, DING X, CAO K, GE Y

Preparing antibacterial agent useful as antibacterial material in preparing masks, comprises e.g. dispersing graphene oxide powder in solvent, adding titanium chloride powder, stirring, suction filtering, washing and freeze-drying.

LI Z, LI C, LU M, ZHOU M, DING C, CHEN P, YUAN Z

Preparing functional nanofiber membrane mask, by connecting mask feeding system with electrostatic spinning machine and high-temperature dryer, arranging melt-blown mask raw materials, adding functional materials, spinning, and crosslinking.

ZHANG J, SHEN M, ZHU J, LIN L, WU S, SHEN P

Preparing the fiber surface layer of a polytetrafluoroethylene mask involves adding graphene oxide, polyvinyl alcohol and silver oxide to a mixed solvent of N,N'-dimethylformamide and acetone, stirring and then sonicating.

HUANG L, XU T, SUN L

Preparation of graphene antibacterial meltblown fabric useful for processing and preparing medical surgical mask, by mixing e.g. modified polypropylene resin, polyethylene terephthalate and additive, melt extruding, filtering and spinning.

NIE C, LI X