国家/地区
IPC部 A（3）
IPC大类 B01（3） A41（2）
IPC小类 B01D（3）
IPC B01D039/16（3）
发明人
公开年 2022（2）
申请年 2022（3）
专利权人

Manufacturing antibacterial regeneration filter comprises preparing filament for 3D printing by cutting and extruding waste polymer, 3D printing filament to produce output in form of fabric, applying adhesive to surface, and coating.

PARK J B, UK L J, HAN J, LEE J, BUM L H

Face mask for use as personal protective equipment, comprises layer comprising surface-functionalized graphene particles having specified sulfur impurity level, manganese level, and/or nitrogen oxide level.

PROMNIMIT A

Preparing renewable antibacterial effect degradable nanofiber mask filter core comprises preparing graphene oxide-halamine composite antibacterial nanofiber membrane, and combining with substrate prepared from polylactic acid ultra-diluted spinning solution, and ultrasonic compounding.

HE J, SHAO W, LI X, ZHANG J, SU X, LI B, ZHAO X