国家/地区 韩国（3） 美国（2）
IPC部 B（4）
IPC大类 B01（4）
IPC小类 B01J（4）
IPC B01J035/00（2） B01J035/02（2） B01J037/34（2）
C02F001/32（2） C02F001/72（2）
发明人 CHOI W（2） CHOIWEONYONG（2）
公开年
申请年
专利权人 POSTECH ACADIND FOUND（4）

Photocatalyst for use as denitrification catalyst for removing nitrate ion, and processing water, comprises titanium dioxide particle comprising titanium dioxide, carbon material located on all or portion of surface of titanium dioxide particle and comprising graphene, reduced graphene oxide.

LEE S, CHOI W, CHOIWEONYONG, BI L S

Composite catalyst used for decomposing organic compounds in water, has support comprises conductor and catalyst formed on surface of support and comprises iron oxide which involves removing contaminants without addition of oxidizing agent.

CHOIWEONYONG, HYOUNG K, KIM S H

Photocatalyst composite used for producing hydrogen, comprises titanium dioxide, graphene oxide supported on titanium dioxide, and noble metal supported on at least one of titanium dioxide and graphene oxide.

CHOI W, CHO Y J

Making hybrid material including graphene and iron oxide used to remove heavy metal in waste water, comprises e.g. dispersing prepared graphene oxide in water, adding divalent and trivalent iron to obtained first dispersion and adjusting pH.

KIM K S, LEE J W, VIMLESH C, HWANG I C, CHUN Y