国家/地区 世界知识产权组织（13）
IPC部 C（13）
IPC大类 C01（13）
IPC小类 C01B（13）
IPC C01B032/205（13）
发明人 JANG B Z（3） GANAPATHY H S（2） HASEGAWA S（2）
HASEGAWA SHOJI（2） IHARA H（2） INUI N（2）
KAMIYA N（2） KAMIYA NAGISA（2） LIN Y（2）
NAKASUGA A（2） NOZATO S（2） TAKAFUJI M（2）
WON D Y（2） ZHAMU A（2）
公开年 2015（4） 2021（3） 2014（2） 2017（2）
申请年 2014（3）  2015（3）  2019（2） 
专利权人 SEKISUI CHEM.（4） SEKISUI CHEM.（4） NANOTEK INST.（3） GANAPATHY H .（2）
GRAPHENE PLA.（2） IHARA H（2） NAKASUGA A（2） NOZATO S（2）
PI ADVANCED .（2） TAKAFUJI M（2） UNIV KUMAMOT.（2） UNIV KUMAMOT.（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 graphite useful as thermal radiation materials, such as semiconductor element mounted in electronic apparatuses, such as smartphone, involves heat-treating raw material comprising graphene oxide comprising carbon and oxygen.

NISHIKAWA Y, NISHIKAWA T

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

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

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

Particle for particulate material used for composite material, particle dispersion and article comprises stacked sub-structures in which each sub-structure includes stack of graphene layers.

WALTERS I, WALTERS D

Carbon material used for manufacture of resin compound material, comprises volatile component having graphene structure and volatilized at preset temperature.

SAWA K, HAMADA T, MUKOHATA D, INUI N

Graphene composition for graphene molding comprises organic compound, graphene with flakes, and dispersing agent.

HASEGAWA SHOJI, KAMIYA NAGISA, HASEGAWA S, KAMIYA N

Graphite-type carbon raw material used as graphene precursor, has rhombohedral system graphite layer and hexagonal system graphite layer in ratio more than preset value, as measured using peak intensities specific planes of layers.

HASEGAWA S, KAMIYA N, SHOJI H, NAGISA K, HASEGAWA SHOJI, KAMIYA NAGISA, SHEN Y