国家/地区 韩国（11） 美国（3）
IPC部 B（11）
IPC大类 B01（11）
IPC小类 C01B（11）
IPC B01J019/10（3） B01J021/06（3） B01J021/18（3）
B01J035/00（3） B01J037/03（3） C01B031/02（3）
C01B031/04（3） B01J023/42（2） B01J023/44（2）
B01J023/50（2） B01J023/89（2） B01J035/02（2）
B01J037/02（2） B01J037/34（2）
发明人 CHOI W（3） KIM H（2） LEE S（2）
公开年 2017（3） 2015（2）
申请年 2016（3）  2012（2）  2014（2）  2021（2） 
专利权人 POSTECH ACADIND FOUND（11）

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

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

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

Manufacturing photocatalyst composite, useful for producing hydrogen peroxide, comprises modifying obtained titanium dioxide supported reduced graphene oxide on a surface with phosphate, and introducing cobalt precursor to obtain composite.

CHOI W, MOON G H

Hydrogenation catalyst used for hydrogenation of biomass-derived hydrocarbon compound, comprises inorganic nanoparticles and nitrogen-doped reduced graphene oxide support for supporting inorganic nanoparticles.

KIM D, SINGH A K, KIM D P, AJAY, PYO K D

Preparing reduced graphene oxide that is useful for preparing a reduced graphene oxide-polymer composite, comprises mixing graphene oxide with a hydrazide compound, and then stirring the mixture.

PARK J J, PARK C E, BAE J H, IM J K, JEON S H, HWANG J H

Manufacture of high-purity graphene fuel cell, battery and super capacitor, involves irradiating light in solution containing graphene oxide having anion, reducing graphene oxide using optical catalyst, and separating optical catalyst.

LEE J S, JANG J, SEONG L J, UK J J, SUNG L J, JIWOOK J