国家/地区 台湾（10）
IPC部 B（10）
IPC大类 B82（10）
IPC小类 B82Y（10）
IPC B82Y040/00（10）
发明人 KWON W（2） KWON W J（2） LEE K（2）
LEE K S（2） LIN Y（2） SOHN K（2）
SOHN K N（2） YOO K（2） YOO K H（2）
公开年 2015（3） 2016（3）
申请年 2015（4）  2014（2） 
专利权人 LG CHEM CO L.（2） LG CHEM LTD（2）

Preparation of graphene sheet involves using supercritical carbon dioxide to carry urea aqueous solution to intercalate graphite oxide or expandable graphite, and then stirring nitric acid at room temperature to form urea nitrate nitrates.

CHUNG M, KUAN H, HSU H

Air flow generating device for preparing graphene powder, has thread which is spirally distributed on outer surface of rotating portion from bottom of rotating portion toward top of rotating portion, and passes through thread.

WU D, ZHANG T, LI X, LIN B, WU T, CHANG T, LI H

Graphene sheet combining graphite flake structure used as heat-dissipation structure and in light and thin current electronic products, comprises graphite nanoplatelet material and graphene material mixed in the nanoplatelet material.

CHOU T, WU F, CHAN C, LIAO W, CHANG H, LI L, ROSS J, YU W F, CHIEH C C, HSIEN L W, PIN C H, JONG L L, WU F Y, CHAN C C, LIAO W H, CHANG H P, LI L J

Apparatus for producing graphene material, has power supply module connected to agitating unit and electrode for supplying electric power to unit and electrode to generate electrical potential difference between unit and electrode.

YANG C, CHANG S, TENG T, CHEN Y, CHEN Z, HUANG M, DENG D, YANG Q, ZHANG S, YANG C R, CHANG S F, TENG T P, CHEN Y T, CHEN Z Y, CHANG S C, HUANG M H

Manufacture of graphene platelets involves providing graphite blocks between every two graphene layers, introducing forward airflow and reverse airflow into chamber, and applying shear airflow to graphite block.

LIN Y, TSAI C, LEE T, CAI Q, LI T

Graphene powder for manufacturing paste for forming lithium ion battery electrode, has preset specific surface area measured by BET measurement, and oxygen-to-carbon element ratio measured by X-ray photoelectron spectroscopy.

YANG H, TAMAKI E, KUBOTA Y

Graphite-based carbon material used as graphene precursor for preparing graphene dispersion, comprises rhombohedral graphite layer and hexagonal graphite layer, and has specified rate calculated based on X-ray diffraction method.

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

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

Fabricating graphene platelet, comprises providing highly-graphitized graphene, and providing shear force acting on graphitized graphene to separate highly-graphitized graphene into graphene platelets having single or multi-layer structure.

LIN I, LIN H, LIN Y, SONG J, SUNG C, LIN I C, SUNG C M, LIN H C