国家/地区 韩国（24）
IPC部 C（24）
IPC大类 C01（24）
IPC小类 C01B（24）
IPC C08J005/18（24）
发明人 JANG B Z（3） CHOI J K（2） JEAN B（2）
JUNG J E（2） KIM H（2） KIM H M（2）
KIM K S（2） LEE K（2） LIN Y（2）
NOH W S（2） PARK J H（2） PARK K M（2）
PARK S Y（2） SHIM Y K（2） WON D Y（2）
公开年 2017（4） 2021（4） 2013（3） 2016（3） 2014（2） 2022（2）
申请年 2015（3）  2019（3）  2009（2）  2011（2）  2012（2）  2013（2）  2014（2）  2016（2）  2020（2） 
专利权人 NANOTEK INST.（3） GLOBAL GRAPH.（2） PI ADVANCED .（2） SANGBO CORP（2）
UNIV INHA RE.（2） UNIV KYUNGPO.（2）

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

Producing film-type carbon material, comprises e.g. mixing epoxy resin and grapheme, preparing carbon material precursor having continuous skeleton, and heat-treating to carbonize film-type carbon material precursor.

KIM J P, KIM K S, CHOI D Y

Graphene flakes comprises slurry mixed with purified graphite and deionized water under high temperature and high pressure is manufactured through multiple compression-explosion processes.

NAMKUNG D

Producing polymer film, involves preparing dispersion solution by ultrasonically treating graphene oxide and dispersing it in distilled water or tetrahydrofuran mixed solvent, preparing mixed solution by adding polyvinyl alcohol, stirring.

JIN H, YOO J

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

Method for producing elastic heat spreader film, involves combing graphene sheets with rubber or elastomer to form elastomer/rubber-impregnated aggregate/cluster of multiple oriented/aligned graphene sheets.

LIN Y, JANG B Z, JEAN B, ZHANG 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

Polymer-based, wideband electromagnetic wave shielding film, e.g., for wearable electronics, has filler which includes nanostructure including multilayer graphene, nanotubes between layers, and metal oxide connected to nanotubes.

OH I, LEE S H

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 dispersion used for preparing graphene-polymer composite, involves dispersing graphene oxide powder in solvent, preparing graphene oxide aqueous dispersion, and reducing graphene oxide aqueous dispersion.

NOH W, JUNG J E, LEE K, PARK K, CHOI J, KIM H, SHIM Y, NOH W S, PARK K M, CHOI J K, KIM H M, SHIM Y K