Mask and preparation method thereof

The invention relates to the technical field of masks, in particular to a mask and a preparation method thereof.The mask comprises an inner layer, a middle layer and an outer layer; the inner layer, the middle layer and the outer layer are all non-woven fabric layers; nano-silver is loaded on the mi...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	HU DAOGUANG, HAN MINGQUAN, JIANG LIANG, HANG RENFEI, SHUI HENGMEI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ACCESSORIES APPARATUS FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TOSURFACES, IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL HUMAN NECESSITIES OUTERWEAR PERFORMING OPERATIONS PROTECTIVE GARMENTS SPRAYING OR ATOMISING IN GENERAL TRANSPORTING WEARING APPAREL
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