国家/地区 韩国（6）
IPC部 B（6）
IPC大类 B01（6） A61（2）
IPC小类 B01D（6）
IPC B01J035/00（6）
发明人 JEONG H Y（2） JEONGSE Y（2） LEE J S（2）
LEE S Y（2） YUN J S（2）
公开年 2023（3） 2022（2）
申请年 2020（3）  2021（2） 
专利权人 KOREA INST I.（2） PURESPACE IN.（2）

Double-shell nanocomposite photocatalyst useful for decomposing organic dyes and volatile organic compounds in various industrial fields, comprises e.g. silver oxide nanoparticle layer positioned on metal oxide nanoflower structure.

JUNG Y G, SEOK C H, KWON Y J

Preparing graphene oxide-titanium dioxide photocatalyst useful for catalyzing carbon dioxide substitution reaction, comprises mixing titanium dioxide and carbon precursor, and calcining mixture.

JEONG D, KWON J

Preparing photocatalyst composite useful for adsorption and decomposition of volatile organic compounds including e.g. toluene, aldehyde and ketone, comprises e.g. preparing graphene oxide containing oxygen-containing functional group.

PARK J H, KIM D W, EARTHQUAKE

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

Catalytic activity recovery of manganese oxide catalyst, by recovering ozone decomposition efficiency of initial ozone decomposition efficiency by heating in air atmosphere, and decomposing ozone using manganese oxide catalyst.

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

Coating layer useful for removing nitrogen oxides comprises graphene and a photocatalyst including graphene substrate impregnated with titanium dioxide powder.

YONG S