国家/地区 欧洲专利局（EPO）（11）
IPC部 B（11）
IPC大类 B82（11）
IPC小类 B82Y（11）
IPC C09D005/24（11）
发明人 LETTOW J S（2）
公开年 2015（3） 2009（2） 2013（2）
申请年 2009（2）  2010（2）  2012（2）  2014（2） 
专利权人 LETTOW J S（2） VORBECK MATE.（2） WALBECK MATE.（2）

Obtaining stable dispersion of graphene, graphite, and amorphous carbon involves preparing alkaline solution by adding sodium hydroxide in water, cooling obtained solution, and adding sodium hydroxide and microcrystalline cellulose.

GALEMBECK F, SILVA FERREIRA E

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 aqueous dispersion of few-layer graphene nanosheets used for coated article, involves mixing graphite particles with perfluorosulfonate ionomer in aqueous liquid, and arranging ionomer as thin and continuous layer.

JULIUS D, ZIN M, DIVIGALPITIYA R, KORBA G A, KIM M

New imidazolidine-type compound used for mixed ionic liquid for preparation of graphene dispersion liquid for electronic component e.g. energy storage electrical appliance and lithium-ion secondary battery.

AIDA TAKUZO, PARK CHIYOUNG, RAVI SAISUWAN, MATSUMOTO MICHIO, AIDA T, PARK C, RAVI S, MATSUMOTO M

Producing graphene layers on a substrate, comprises applying paste comprising graphene nanoplatelets mixed with organic vehicle in form of polymethyl methacrylate solution and annealing paste on the substrate.

JAKUBOWSKA M, MONIKA A, SOMA M, M?O?NIAK A, MLOZNIAK A, SLOMA M, JAKUBOWSKA M G

Manufacture of multilayer graphene-coated substrate used as e.g. transparent conductive film and electroconductive film, involves laminating multilayer graphene obtained from multilayer graphene assembly on surface of substrate.

MURAMATSU K

Applying a coating composition on substrate comprises preparing a coating by mixing carbon in form of carbon nanotubes, graphene and/or fullerenes with metal particles and two-dimensionally or selectively applying the coating on substrate.

ADLER U, RODE D, BURESCH I, WANG J, FRECKMANN D, SCHMIDT H, ROHDE D, WANG Y

Composition, useful for e.g. making articles e.g. fuel filter housings, rubber goods, tires, heat sinks, pipes, sensor components and gaskets, comprises at least one polymer binder e.g. polyamide, graphene sheets, and graphite.

VARMA V, SHEFFER D, GINNEMAN C R, LETTOW J S, SCHEFFER D, SHAF D, ZINNEMAN C R

Coating, useful e.g. as a coating for substrate/article (e.g. in the form of an electrical or electronic component housing) and for the passivation of surfaces e.g. metal, comprises functionalized graphene sheets and binder.

AKSAY I A, CRAIN J M, KORKUT S, LETTOW J S, PRUDHOMME R K, PRUD HOMME R K, PRUD H R K, JOHN, ILHAN, ROBERT, SIBEL K, PRUD APOS HOMME R K, PRUD A H R K, AKSAY L A