国家/地区 中国（14） 日本（4） 韩国（4） 美国（4） 世界知识产权组织（4）
IPC部 C（15）
IPC大类 C01（15）
IPC小类 C01B（15）
IPC C01B032/205（15）
发明人 JANG B Z（2） WANG C（2） ZHAMU A（2）
公开年 2017（15）
申请年 2017（7）  2016（5）  2015（3） 
专利权人 NANOTEK INST.（2）

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 oxide with walnut shell by soaking walnut shell powder in hydrochloric acid, drying, mixing with ferric oxide, carbonizing, adding aluminum dioxide and activated carbon, heating, acidifying and stripping.

ZHANG L, JIANG F, CHENG D, WANG C, FAN W, SHENG D

Preparing polyimide graphite film having high thermal conductivity and high strength comprises e.g. preparing graphene/diamine solution, graphene/polyamic acid solution, resin solution and graphene/polyimide film.

YAGN L, CHEN Z, SUN S, SHI E

Preparation of graphene oxide nanoplatelets involves using flexible graphite coil, strip or carbon fiber wire as raw material and subjecting to electrochemical intercalation and electrolytic oxidation stripping using drive of feeding device.

PEI S, REN W, CHENG H, HUANG K

Preparing carbon nano sheet comprises taking oxidized graphene, adding distilled water, ultrasonically stirring, adding biomass material, reacting, cleaning and drying with alcohol and distilled water.

FENG Z, ZHANG Y

Preparation of graphite cathode material for battery, involves mixing petroleum coke, asphalt coke and/or resistive material, adding graphitizing catalyst, graphene and binder, pulverizing, molding, calcining, and spheroidizing.

CHEN Y, LUO J, ZHOU S

Graphene preparation device comprises weak acid electrolyte, power supply, container, expandable graphite cake, conductive metal net, and metal plate.

ZHANG J

Preparation of highly thermally conductive graphite film, involves adding graphene to strongly polar organic solvent, ultrasonically dispersing, adding diamine and dianhydride to graphene dispersion, and stirring.

GAO J, LIU Y, PENG B, JIANG Q, ZHANG B, YANG J

Preparation of cladding-free multilayer graphene self-supporting tube used in e.g. microelectronic device, involve taking metal wire, soaking in dilute nitric acid, removing surface impurities, placing in absolute ethanol, and drying.

MI R, FU Z, WANG C, LI H, ZHONG M, LIU M, HUANG W, YUAN L, YANG X, ZHAO H

Isotropic and isostatic pressing graphite material using graphene oxide comprises e.g. aggregate, powder, binding agent and impregnating agent, where the aggregate is the needle-shaped petroleum coke, true density, and ash content.

MIN J