国家/地区 韩国（5）
IPC部 B（5）
IPC大类 C01（5） B01（3）
IPC小类 C01B（5）
IPC C01B032/198（5）
发明人 LEE S（5）
公开年 2021（2）
申请年 2021（2） 
专利权人

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

Multilayer structure used for forming acoustic transducers diaphragm, comprises core layer and skin layer covering core layer and contains at least graphitic material containing graphene oxide, reduced graphene oxide, graphene, graphite oxide, reduced graphite oxide and graphite.

HU K, LI X, GASKELL R, AFTER K, LEE S

Silicon-silicon oxide-carbon composite having core-shell structure for lithium secondary battery, comprises core comprising silicon fine particles, silicon oxide compound and magnesium silicate, and shell formed of carbon film.

LEE S G, PARK H S, OH S M, LIM J C, LEE S, HUNSOO P, LIM J, LIN Z, WU X, PIAO X

Making porous graphene membrane comprises oxidizing surface of multilayer graphene, reducing oxidized surface to carry out reductive etching, and repeatedly performing series of the above steps twice until nanopores are formed in graphene.

JHON Y M, JHON Y I, LEE S, YOUNG I J, IN J Y

Producing graphene oxide film used in thermal management device, involves preparing graphene oxide dispersion having graphene oxide sheets or molecules including oxygen, dispensing dispersion onto roller surface to form graphene oxide layer.

LIN Y, LEE S, ZHAMU A, JANG B Z, LIN Y J, LEE S Y, LI X