国家/地区 韩国（19） 美国（5） 中国（2） 世界知识产权组织（2）
IPC部 B（20） C（14） H（3）
G（2）
IPC大类 B01（20）
IPC小类 B01J（17） C01B（11） C02F（4）
B01D（2） C01G（2） C07C（2）
H01M（2）
IPC B01J021/18（5） B01J035/00（4） B01J019/10（3）
B01J020/20（3） B01J021/06（3） B01J023/42（3）
B01J023/745（3） B01J035/02（3） B01J037/03（3）
B01J037/08（3） B01J037/16（3） B01J037/34（3）
C01B031/02（3） C01B031/04（3） B01J020/02（2）
发明人 CHOI W（4） CHOIWEONYONG（2） HANSANGSOO（2）
KIM H（2） KIM J（2） LEE J S（2）
LEE S（2） SEOK K W（2） UM W（2）
公开年 2017（5） 2015（4） 2014（3） 2021（2）
申请年 2014（5）  2016（4）  2012（3）  2015（2）  2020（2）  2021（2） 
专利权人 POSTECH ACADIND FOUND（20）

Producing nanosheet dispersion comprises reducing interlayer bonding strength by adding two-dimensional material having layered structure into solution containing aionic material and forming covalent bond by entering between layers.

NOHYONGYOUNG, KIM H J, KIM H, NOH Y Y, LU R

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

Synthesis of transition metal electrochemical catalyst for forming electrode, involves dissociating nitrogen precursor and transition metal precursor in polyol-based solvent, mixing with support, heat-treating, and performing acid treatment.

KIM J K, SUNG Y E, LEE K S, KIM M J, KIM S J, KIMJAEKUK, SUNG Y, JIN C, KIM M, LI G, KIM J

Producing graphene comprises providing cellulose substrate containing sodium ions, and forming graphene by irradiating laser into cellulose substrate.

MIN J, LEE S

Producing bismuth graphene oxide useful for adsorbing iodine, comprises oxidizing graphite, and reacting graphene oxide with bismuth nitrate.

HANSANGSOO, UM W, SEOK K W

Iodine adsorbent useful for fixed-bed column and molded products, comprises bismuth graphene oxide.

HANSANGSOO, UM W, SEOK K W, KIM W S

Band gap-retained graphene useful for graphene-based semiconductor and electronic devices, comprises graphene, and an ion provided on the graphene.

CHUNG J W, KIM J G

Photocatalytic nanocomposite useful as catalyst for producing hydrogen peroxide, comprises a core-shell capsule comprising a core and a shell formed on core, a semiconductor nanoparticles supported on shell, and graphene oxide.

CHOI W, KIM H, KWON O S, KIM J

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