国家/地区 中国（2） 韩国（2） 美国（2）
IPC部 A（4）
IPC大类 B01（4） A61（2）
IPC小类 B01D（4）
IPC B01D071/02（4）
发明人
公开年 2021（2） 2022（2）
申请年 2020（4）
专利权人

Flexible composite film material for use in composite membrane roll material with air purification function, comprises base film, and functional coating compounded on base film, where functional coating includes activated carbon and graphene, gas absorbent, binder and solvent.

JIANG T, MA J, WANG S

Portable cosmetic liquid spraying device for beauty directly applied to skin has filtration membrane that is installed on injection pipe of nozzle unit to allow air to pass through but not to allow liquid substances to pass at room temperature and atmosph.

CHAE S W, PAIK H D

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

Dialysate-free continuous renal replacement system comprises blood filtration membrane configured to provide filtered fluid by renal filtration of blood passing through blood filtration stage at arterial pressure.

MOGHADDAM S