国家/地区 日本（8） 美国（6） 世界知识产权组织（6） 中国（5） 韩国（5） 欧洲专利局（EPO）（3） 台湾（3） 英国（2） 印度（2）
IPC部 C（8）
IPC大类 C01（8）
IPC小类 C01B（8）
IPC C01B032/205（8）
发明人 HASEGAWA S（2） HASEGAWA SHOJI（2） JANG B Z（2）
KAMIYA N（2） KAMIYA NAGISA（2）
公开年 2015（4） 2017（2）
申请年 2014（3）  2015（2） 
专利权人 GRAPHENE PLA.（2） NANOTEK INST.（2） SEKISUI CHEM.（2）

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

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

Heat conductive sheet for electronic device casing, has layers comprising synthetic resin and carbon material of graphene laminated structure, and heat conductivities measured at different direction satisfying preset relation.

NAKAMURA K, SAWA K, KUSACHI K

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 film e.g. graphene nanoribbon used for electroconductive element and carbon film element, comprises specific polyphenylene polymer, and has specific width or specific shape.

YAMAMOTO S, GOTO D, MIYAGAWA S

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

Manufacture of flaky graphite used for forming flaky graphite-resin composite, involves immersing carbon material having graphene laminated structure in liquid, irradiating electromagnetic waves, heating and slicing carbon material.

INUI N