国家/地区 中国（5）
IPC部 A（5）
IPC大类 A41（5）
IPC小类 A41D（5）
IPC D04H001/492（5）
发明人
公开年 2020（2） 2021（2）
申请年 2020（2）  2021（2） 
专利权人

Laminated structure hollow micro-nano fiber non-woven material useful in e.g. field of cold protection and heat preservation, comprises upper surface layer, lower surface layer, and middle layer arranged between upper and lower layers, which are hollow nano-fiber layer with dense fibers stacked.

ZHANG W, GE J, XIE D, SHAN H, FU Q

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

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 non-woven fabric useful in preparing lower foldable medical masks, involves e.g. opening graphene oxide/polyimide composite fibers and polypropylene fibers separately, mixing, combing, drafting and hydrolyzing.

LIU X

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