国家/地区 中国（5）
IPC部 A（5）
IPC大类 A41（5） D01（5） D04（4）
D06（2）
IPC小类 A41D（5）
IPC A41D013/11（5）
发明人
公开年 2021（5）
申请年 2021（3）  2020（2） 
专利权人

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