国家/地区 中国（14）
IPC部 A（14）
IPC大类 A41（14）
IPC小类 A41D（14）
IPC A41D013/11（14）
发明人
公开年 2021（14）
申请年 2020（9）  2021（5） 
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

Washable long-acting filtering graphene antibacterial mask used as protective mask, comprises spunbonded non-woven fabric, graphene water electret melt-blown non-woven fabric, melt-blown non-woven fabric and spunbond non-woven fabric are sequentially stacked.

LI Y

Graphene melt-blown cloth useful in high-performance mask, comprises hydroxylated graphene, activated carbon containing hydroxy functional groups, antibacterial particles, and polypropylene materials.

SUN L, SHEN Y, ZHANG N

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

Antibacterial mask filter element is prepared by compounding carrier and antibacterial agent through spinning, immersing, and spraying process.

YE M, CHEN D, CHEN L, CHU J

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

Self-charging and self-cleaning melt-blown non-woven fabric used in mask, comprises melt-blown fiber comprising permanent electret and piezoelectric material.

WU X, SONG T, LIN D, LIN Y

Preparation method of antibacterial mask material, involves spraying spinning solution to receiving screen under room temperature conditions by using electrostatic spinning technology and using polypropylene non-woven fabric as substrate.

XU L, ZHANG R, WANG L, YANG L