国家/地区 中国（5） 欧洲专利局（EPO）（2） 世界知识产权组织（2）
IPC部 A（6） D（6） B（2）
C（2）
IPC大类 A41（6）
IPC小类 A41D（6）
IPC A41D013/11（6）
发明人
公开年 2021（5）
申请年 2021（6）
专利权人

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

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