国家/地区 韩国（2）
IPC部 B（3）
IPC大类 B01（3）
IPC小类 B01J（3）
IPC B01J037/03（3）
发明人
公开年 2022（3）
申请年 2020（3）
专利权人

Air-cleaning device useful for reducing harmful gases including ethylene and harmful microorganisms, comprises air inlet, ozone generating unit, ozone decomposition unit and air outlet.

YUN J S, LEE J S, JEONG H Y, LEE S Y, JEONGSE Y

Graphene-coated solid acid catalyst useful for catalytic nitration of aromatic hydrocarbon compounds.

JIN G, ZHANG R, HUANG W, ZHAO S, REN L, JI F, YANG Z

Producing multilayered heterostructure, used for producing catalyst comprises mixing graphene oxide nanosheet, polydiallyldimethylammonium chloride and hydrazine to prepare graphene oxide nanosheet, and immersing nanosheet in colloidal sol.

HWANG S, KWON N H