国家/地区 中国（3）
IPC部 B（3）
IPC大类 B01（3）
IPC小类 B01D（3）
IPC B32B027/34（3）
发明人
公开年 2022（3）
申请年 2022（2） 
专利权人

Double-membrane composite antibacterial filter material comprises polytetrafluoroethylene surface layer, antibacterial melt-blown cloth layer and a polytetrafluoroethylene encapsulation layer.

ZHOU Y, PING L

Highly flexible carbon dioxide tensile separation molecular sieve membrane, comprises carbon dioxide ion molecular sieve film, first and second silicon oxide film, carbon film, carbon dioxide separation film, tensile layer, nylon fiber, graphene fiber, cotton fiber and white latex layer.

DAI Z

Air filter cloth for air purifying device for filtering and purifying micro-particles in air, has adsorption layer composed of transverse first aramid filament and longitudinal second filament knitted with each other.

CAO W