国家/地区 日本（11） 美国（11） 世界知识产权组织（11） 中国（10） 欧洲专利局（EPO）（9） 韩国（8） 台湾（5） 印度（4） 新加坡（3） 澳大利亚（2） 加拿大（2） 英国（2） 香港（2） 以色列（2）
IPC部 B（12）
IPC大类 B01（12）
IPC小类 C01B（12）
IPC C01B032/182（12）
发明人 HASEGAWA S（2） HASEGAWA SHOJI（2） KAMIYA N（2）
KAMIYA NAGISA（2） KWON W（2） KWON W J（2）
LEE J（2） LEE K（2） LEE K S（2）
LI J（2） SOHN K（2） SOHN K N（2）
YOO K（2） YOO K H（2）
公开年 2015（12）
申请年 2014（7）  2015（4） 
专利权人 GRAPHENE PLA.（2） LG CHEM CO L.（2） LG CHEM LTD（2）

Preparation of sulfonated graphene used for e.g. transparent electroconductive electrode and thermal conductive material, involves contacting reaction medium containing oxidative sulfonating agent with organic material, and heating.

HAO J, JIANG Y, LI J

Graphite filter tipped cigarette comprises a filter with fibers segment and tobacco where a graphene adsorption section has wrapping paper composition and is coated with graphene, which is chemically bonded to filter fibers.

WANG G, TANG Y, ZHANG J, ZHANG A, LIU D

Use of reduced graphene oxide laminate membrane as barrier material in which reduced graphene oxide is formed from reduction of graphene oxide with reducing agent.

RAVEENDRANNAIR R, SU Y, GEIM A, RAVEENDRAN N R

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

Production of graphene involves applying physical force to liquid dispersion of dispersing agent containing polyaromatic hydrocarbon oxide, and carbon-based material comprising graphite, and forming graphite into nano graphene flakes.

SOHN K N, YOO K H, KWON W J, LEE K S, YANG S B, KIM I Y, LEE M J, LEE J Y, SOHN K, YOO K, KWON W, LEE K, YANG S, KIM I, LEE M, LEE J, LI M, LI J

Production of graphene involves forming liquid dispersion comprising dispersing agent, and carbon-based material comprising de-oxidized graphite, and continuously passing liquid dispersion through high-pressure homogenizer.

YOO K H, SOHN K N, KWON W J, LEE K S, YOO K, SOHN K, KWON W, LEE K

COMPOSITE CARBONIC XEROGELS WITH GRAPHENE OXIDE AND PROCESS FOR OBTAINING THE SAME.

STAMATIN I, TREFILOV A M I, BALAN A E, NICHITA C, IORDACHE S M

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

Graphene comprises oxygen atom content in predetermined range, and has carbon/oxygen weight ratio of predetermined range.

LEE J S, DO S H, JEON S Y, KONG J H, DO SEUNG H, LEE J, DO S, JEON S, KONG J