国家/地区 韩国（19）
IPC部 C（19）
IPC大类 C01（19）
IPC小类 C01B（19）
IPC C01B032/205（19）
发明人 JANG B Z（3） NAKASUGA A（3） GANAPATHY H S（2）
IHARA H（2） INUI N（2） LIN Y（2）
NOZATO S（2） TAKAFUJI M（2） WON D Y（2）
ZHAMU A（2）
公开年 2015（5） 2017（4） 2014（3） 2021（2） 2023（2）
申请年 2014（4）  2015（3）  2019（3）  2013（2）  2016（2） 
专利权人 SEKISUI CHEM.（5） SEKISUI CHEM.（5） NAKASUGA A（3） NANOTEK INST.（3）
GANAPATHY H .（2） IHARA H（2） NOZATO S（2） PI ADVANCED .（2）
TAKAFUJI M（2） UNIV KUMAMOT.（2） UNIV KUMAMOT.（2）

Synthesizing surface of aluminum oxide graphite for high-purity carbon materials, comprises e.g. raising temperature of reactor, placing aluminum oxide nanoparticles in inner center of reactor, and injecting reaction gas into reactor.

KIM C D, NAMKEE S

Polyimide film is obtained by imidization reaction of polyamic acid containing quinoline and beta-picoline as imidation catalyst and acetic anhydride as dehydrating agent.

JUNG H, WON D, WON D Y

Elastic heat spreader film used for forming structural component, comprises graphitic film comprising graphitic crystals, and having preset thermal conductivity, electroconductivity and physical density, and elastomer or rubber.

LIN Y, JANG B Z, ZHANG B, JEAN B

Graphite sheet useful for electronic device, has thermal conductivity in plane direction, and thermal conductivity in thickness direction.

KIM K S, WON D Y, CHOI J Y, CUI Z, YUAN D, JIN J

Artificial graphite powder formed by crushing carbonized, graphitized and foamed graphite sheets, and laminating multiple graphene layers in the thickness direction by the foaming gap.

KEE K S, YEOPSONG I, HOON K S, CHOI J G

Producing solar cell using graphite substrate and graphene, comprises e.g. preparing graphite substrate on which multiple holes are formed, forming graphene layer of first conductivity type on graphite substrate, forming silicon layer.

CHANG H S

Producing isolated graphene sheets from supply of coke or coal powder, used in composite material, comprises dispersing particles of coke or coal powder in liquid medium to produce suspension, and exposing suspension to ultrasonication.

ZHAMU A, JANG B Z

Preparation of graphene oxide nanoplatelets involves using flexible graphite coil, strip or carbon fiber wire as raw material and subjecting to electrochemical intercalation and electrolytic oxidation stripping using drive of feeding device.

PEI S, REN W, CHENG H, HUANG K

Industrial method of producing large-scale quantities of graphite oxide, graphene oxide, and/or graphene for use as e.g. catalysts involves ultrafine grinding, flotation purification, graphite oxidative transformation, and purification.

JALBOUT A

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