国家/地区 德国（10）
IPC部 C（10） H（6） B（2）
G（2）
IPC大类 C01（10） H01（6） B32（2）
B82（2） C08（2）
IPC小类 C01B（10）
IPC C01B031/04（10）
发明人
公开年 2013（4） 2014（4） 2012（2）
申请年 2012（10）
专利权人

Producing reduced graphene oxide, by providing dispersion of graphene oxide in aqueous medium including reducing agent precursor compound, and radiating dispersion with electron beam or UV/visible-radiation having specified wavelength.

FLYUNT R, KNOLLE W, ABEL B, RAUSCHENBACH B

Preparing expanded graphite, useful in producing graphene product, comprises placing expandable graphite in chamber, applying vacuum to chamber, and applying electric current for induction heating of expandable graphite in vacuum.

GARDNER S J, YU Y

Suspension, useful in the production of electronic materials, electronic articles such as electronic circuits and capacitors such as super caps, comprises a water miscible solvent, graphene flakes and an additive.

BERGER A, WOLFRUM C, SCHNEIDER A, GOEBELT B, GOBELT B

Producing graphene, comprises introducing carbon or its compound into carrier material, contacting carrier material with stabilizing material, converting carrier material into chemical compound, and segregating carbon from carrier material.

MANTL S, LIU L, ZHAO Q

Forming graphene-like material or graphene used in nanofluids comprises forming polycyclic aromatic hydrocarbon (PAH) liquid solution, forming layer of PAH solution on surface of layer of water and evaporating solvent from layer of solution.

XIAO X, LIU Z

Optoelectronic component e.g. OLED for solar cell, has lens-shaped structure that is formed in graphene layer of light-refracting structure.

SETZ D S

Forming cleaned nanotube-graphene hybrid thin film on a substrate, comprises depositing the nanotube thin-film over a substrate to produce a layer of nanotube thin-film, and removing impurities from surface of layer of nanotube thin-film.

BOL A A, CHANDRA B, KASRY A, MAAROUF A, MARTYNA G J, TULEVSKI G S

Removing organic impurities from a graphene surface, comprises prepurifying graphene surface, supplying ozone containing gas to surface, and irradiating oxygen containing gas from surrounding air with UV-radiation for creating ozone.

FREIMANN R

Electrode, useful in electronic device e.g. organic light-emitting device, organic solar cell or organic memory device, comprises graphene-containing layer, and layer having work function gradient formed on graphene-containing layer.

LEE T, HAN T, AHN J, LEE Y, WOO S, LEE T W, HAN T H, AHN J H, YI Y B, LEE Y B, WOO S H, LI R

Method for preparing graphene-based lithium iron phosphate/carbon composite material used in power battery, involves preparing phosphate/oxide precursor by dispersing ferric salt- and phosphate solution followed by drying obtained emulsion.

CAO Y, DU K, HU G, PENG Z, WU K, DU KE