国家/地区 中国（5）
IPC部 A（6）
IPC大类 A41（6）
IPC小类 A41D（6）
IPC A41D013/11（5） A41D031/30（4） D04H001/544（4）
B32B027/02（3） B32B027/12（3） B32B027/32（3）
D01F001/10（3） D01F006/46（3） D04H003/007（3）
D04H003/14（3） A41D031/02（2） A41D031/04（2）
A41D031/26（2） B01D039/16（2） B32B027/34（2）
发明人
公开年 2021（5）
申请年 2020（6）
专利权人

Multi-layered mask is useful for e.g. protecting against the aerosol transmission of COVID-19 comprises five layers characterized that first and last layers are made of e.g. cotton textile layers, natural fiber layers, and nanofibers layer.

SHIREESHA G, KARBARI S R, UTTARA K M, SUBRAMANYA K

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

Graphene composite non-woven fabric has non-woven fabric base layer whose top part is coated with graphene coating and bottom part is coated with bonding layer, where bottom part of bonding layer is installed with flame retardant layer.

LIU R

Graphene polypropylene composite material for melt-blown cloth, comprises graphene material, electret material, hydrocarbon material which is liquid at normal temperature and polypropylene.

PAN D, XIE Z, ZHANG Y, ZHANG H

Preparing graphene metal organic framework composite modified polypropylene melt-blown material comprises mixing the graphene and ethanol, cutting, dispersing the graphene in ethanol and adding silane coupling agent.

QIN J, LIU Y, ZHAO K, HE Y

Graphene antibacterial mask comprises four layers of graphene nonwoven fabric including outermost layer, secondary outer layer, secondary inner layer, and innermost layer, where layers comprise fabric.

WANG Q, LIU S