国家/地区 美国（3）
IPC部 B（3）
IPC大类 B01（3） B32（3） C01（2）
C08（2）
IPC小类 B01D（3）
IPC B32B005/02（3）
发明人
公开年 2021（2）
申请年
专利权人

Filter used in device e.g. mask, breathing apparatus and face covering, vent cover and heating, ventilation, has polyurethane-based polymer foam comprising virucidal/bactericidal agent having cetylpyridinium chloride and/or dimethyloctadecyl(3-(trimethyloxysilyl)propyl)ammonium chloride.

RAMAPPA D A, JOGIKALMATH G

Formation of porous graphene layer used as semipermeable membrane, involves providing catalytically active substrate comprising copper-nickel alloy substrate, to catalyze graphene formation under chemical vapor deposition conditions.

CHOI K, PARK H G, HEIGHT M, CHOI K J, PARK H, PIAO H

Composite composition used in fabric like articles for e.g. garments, comprises nonwoven composite material containing graphene component and polymer component.

GREENWOOD W F, SALCE A, GREENWOOD W