国家/地区 美国（12）
IPC部 B（12）
IPC大类 B01（12）
IPC小类 C01B（12）
IPC C01B032/205（12）
发明人 HASEGAWA S（2） HASEGAWA SHOJI（2） KAMIYA N（2）
KAMIYA NAGISA（2）
公开年 2015（5） 2017（2）
申请年 2014（4）  2015（2）  2016（2） 
专利权人 GRAPHENE PLA.（2）

Converting carbon source into higher value material such as graphite used in lubricants, involves shaping metal catalyst, placing carbon source onto metal catalyst, sealing carbon source and metal catalyst in container, microwaving container, and converting carbon source to higher value material.

CHIEN T

Reactor system for producing carbon-containing powder, has microwave energy source, control circuit having output to generate control signal to adjust pulse frequency of microwave energy, voltage generator, and field-enhancing waveguide.

STOWELL M W, PHAM T V, ANZELMO B H, RISO T, RIESLE T, FAN D

Graphene-manufacturing apparatus includes reaction chamber defining reaction space, mold unit including mold body and outer surface, and driving unit connected to mold unit.

HUANG K, HUANG G

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

Industrial method of producing large-scale quantities of graphite oxide, graphene oxide, and/or graphene for use as e.g. catalysts involves ultrafine grinding, flotation purification, graphite oxidative transformation, and purification.

JALBOUT A

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

Porous graphene used in e.g. adsorption applications, is prepared by providing graphene sheet having thickness and lateral dimension of preset range, and distributed pores having size of preset range on surface of graphene sheet.

LI X, SUN R, WANG X, YE W, CHEN W

Formation of membrane for e.g. separating water from water/oil emulsion, involves dispersing graphene oxide nanoparticles in solvent, depositing graphene oxide nanoparticles on support, and reducing obtained graphene oxide membrane.

YU 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