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9040014 Graphite thermal decontamination with reducing gases  
Providing a roaster that operates at temperatures in the range of 800° Celsius to 2000° Celsius with inert, optional oxidizing and reducing gases to treat graphite contaminated with radionuclides...
9040013 Method of preparing functionalized graphene  
A method of preparing functionalized graphene, comprises treating graphene with an alkali metal in the presence of an electron transfer agent and coordinating solvent, and adding a functionalizing...
9034297 Production of nano-structures  
A process for the production of nano-structures is presented, involving providing a graphite flake comprising graphene layers; intercalating the graphite flake to form a graphite intercalation...
9028790 Carbon nanotube assembly and electrically conductive film  
Provided is an aggregate of carbon nanotubes wherein a mixture of 10 mg of aggregate of carbon nanotubes, 30 mg of sodium polystyrene sulfonate and 10 mL of water is subjected to ultrasonic...
9023477 Thermally conductive pad with an array of carbon nanotubes and method for making the same  
The present invention relates to a thermally conductive pad and a method for producing the same. The thermally conductive pad includes an array of carbon nanotubes and a polymer matrix. The array...
9017638 Graphene prepared by using edge functionalization of graphite  
Disclosed is a method for producing graphene functionalized at its edge positions of graphite. Organic material having one or more functional groups is reacted with graphite in reaction medium...
9017813 Doped carbon nanotubes and transparent conducting films containing the same  
Transparent conducting electrodes include a doped single walled carbon nanotube film and methods for forming the doped single walled carbon nanotube (SWCNT) by solution processing. The method...
9017837 High surface area graphitized carbon and processes for making same  
The invention is directed to high surface area graphitized carbon and to processes for making high surface area graphitized carbon. The process includes steps of graphitizing and increasing the...
9017639 Method for making graphene  
In the method for making graphene, an electrolyte solution is formed by dissolving an electrolyte lithium salt in an organic solvent. Lithium ions are separated out from the electrolyte lithium...
9017867 Self assembled multi-layer nanocomposite of graphene and metal oxide materials  
Nanocomposite materials having at least two layers, each layer consisting of one metal oxide bonded to at least one graphene layer were developed. The nanocomposite materials will typically have...
9005565 Method and apparatus for forming graphene  
A method of forming graphene comprises supplying energy to at least a portion of an organic material monolayer disposed on a substrate. The energy is sufficient to carbonize the at least a portion...
8999200 Conductive thermoplastic composites and methods of making  
A polymeric composite comprises a polymeric resin; an electrically conductive filler; and a polycyclic aromatic compound, in an amount effect to increase the electrical conductivity of the...
8999286 Method for producing graphite film and method for producing carbonized film  
A graphite film with fewer wrinkles and/or undulations is obtained providing two or more stages of heating space and carrying out continuous baking. Especially when a cooling space is provided...
8999580 Composite graphite particles and lithium rechargeable battery using the same  
The invention provides composite graphite particles, comprising a core material consisting of graphite having a interlayer distance d(002) of 0.337 nm or less and a surface layer consisting of...
8992881 Graphene nanoribbons prepared from carbon nanotubes via alkali metal exposure  
In various embodiments, the present disclosure describes processes for preparing functionalized graphene nanoribbons from carbon nanotubes. In general, the processes include exposing a plurality...
8992807 Method of manufacturing deformation-capable graphene sheet, deformation-capable graphene sheet, and device using the same  
A graphene sheet and a method of manufacturing the graphene sheet are provided. The method includes: growing a graphene sheet on a graphene growth support by applying carbon sources and heat to...
8993113 Graphene aerogels  
Graphene aerogels with high conductivity and surface areas including a method for making a graphene aerogel, including the following steps: (1) preparing a reaction mixture comprising a graphene...
8993170 Composite carbon material of negative electrode in lithium ion battery and its preparation method  
A composite carbon material of negative electrode in lithium ion, which is made of composite graphite, includes a spherical graphite and a cover layer, wherein the cover layer is pyrolytic carbon...
8986641 Amphiphilic nanosheets and methods of making the same  
In some embodiments, the present invention provides amphiphilic nanosheets that comprise lamellar crystals with at least two regions: a first hydrophilic region, and a second hydrophobic region....
8980217 Method of manufacturing graphene substrate, and graphene substrate  
Provided is a graphene substrate, which is manufactured by: bringing a metal layer into contact with a carbon-containing layer and heating the metal layer to dissolve carbon in the...
8974904 Aligned carbon nanotubes for dry adhesives and methods for producing same  
A nanocomposite dry adhesive. The nanocomposite dry adhesive includes a substrate; and an array of vertically aligned single-walled carbon nanotubes or vertically aligned multi-walled carbon...
8968695 Method of producing nano-size graphene-based material and an equipment for producing the same  
The present invention is directed to a method of producing nano-size graphene-based material and an equipment for producing the same. The present invention provides a method of producing graphitic...
8957406 Organic material-based graphitic material  
Various methods and apparatuses involve the provision of graphitic material. As consistent with one or more aspects herein, an organic material template is used to restrict growth, in a width...
8951451 Carbon material and method for producing same  
(Problem) In conventional method for producing artificial graphite, in order to obtain a product having excellent crystallinity, it was necessary to mold a filler and a binder and then repeat...
8932673 Methods of fabricating large-area graphene  
A method for fabricating large-area, high-quality Graphene product. Specifically, the fabrication method uses a seed layer of exfoliated Graphene in combination with a substrate and a catalyst...
8926935 Compression processes for graphene sheets  
Processes for preparing or handling graphene sheets wherein low bulk density graphene sheets are compressed. The graphene sheets may be produced by a thermal treatment such as exfoliation of...
8920764 Graphene composition, method of forming a graphene composition and sensor system comprising a graphene composition  
A method of forming a composition includes oxidation of graphene oxide to form holey graphene oxide having defects therein and reduction of the holey graphene oxide.
8920765 Graphite material, method for producing same, carbon material for battery electrodes, and battery  
A graphite material suitable as an electrode material for non-aqueous electrolytic secondary batteries; a method for producing the same and a carbon material for battery electrodes; and a...
8916126 Method of fabricating graphite flakes  
In a method of fabricating graphite flakes applied in a graphite nanomaterial, mesophase pitch and an organic solvent are used to produce a carbon precursor slurry, and the carbon precursor slurry...
8916125 Graphite material for synthesizing semiconductor diamond and semiconductor diamond produced by using the same  
A method for producing a semiconductor diamond containing boron by the high pressure synthesis method, wherein a graphite material to be converted to the semiconductor diamond is mixed with boron...
8900709 Elastic device using carbon nanotube film  
An elastic device includes a first elastic supporter; a second elastic supporter and a carbon nanotube film. The second elastic supporter is spaced from the first elastic supporter. The carbon...
8900542 Method for forming graphene nanoribbons  
A method for forming graphene nanoribbons includes: (a) dispersing carbon nanotubes in a solvent to obtain a nanotube-dispersing solution; (b) adding an oxidant into the nanotube-dispersing...
8895147 Elastic device using carbon nanotube film  
An elastic device includes a first elastic supporter; a second elastic supporter and a carbon nanotube film. The second elastic supporter is spaced from the first elastic supporter. The carbon...
8894964 Crystalline carbonaceous material with controlled interlayer spacing and method of preparing same  
A crystalline carbon material with controlled interlayer spacing and a method of manufacturing the crystalline carbon material are disclosed. The crystalline carbon material has peaks of a (002)...
8894886 Reductive-expansion synthesis of graphene  
Exemplary embodiments provide materials and methods for forming graphene-based exfoliated products with low oxygen contents by a reductive-expansion reaction from a physical mixture containing...
8891247 Conductive circuit containing a polymer composition containing thermally exfoliated graphite oxide and method of making the same  
A conductive circuit containing a polymer composite, which contains at least one polymer and a modified graphite oxide material, containing thermally exfoliated graphite oxide having a surface...
8883114 Production of ultra-thin nano-scaled graphene platelets from meso-carbon micro-beads  
A method of producing nano-scaled graphene platelets (NGPs) having an average thickness no greater than 50 nm, typically less than 2 nm, and, in many cases, no greater than 1 nm. The method...
8877340 Graphene growth on a non-hexagonal lattice  
A graphene layer is formed on a crystallographic surface having a non-hexagonal symmetry. The crystallographic surface can be a surface of a single crystalline semiconductor carbide layer. The...
8877154 Graphite article  
One use for irradiated graphite after remediation processing is to recycle it into a new graphite artifact. Examples of such artifacts include an electrode to be used for vitrification of...
8865110 Method for producing graphite film and graphite film produced by the method  
A graphite film excelling in heat conductivity, especially, a graphite film of high heat conductivity that even when its thickness is large, would not suffer damage by heat treatment. There is...
8865111 Filmy graphite and process for producing the same  
A process for producing a filmy graphite includes the steps of forming a polyimide film having a birefringence of 0.12 or more and heat-treating the polyimide film at 2,400° C. or higher.
8865307 Method and system for producing graphene and functionalized graphene  
This disclosure includes a process that unexpectedly can produce very inexpensive graphene, functionalized graphenes, and a new compound called graphenol in particulate or dispersions in solvents....
8852809 Positive electrode for rechargeable lithium battery with high voltage and rechargeable lithium battery including same  
A positive electrode for a rechargeable lithium battery capable of providing a high voltage and a high voltage rechargeable lithium battery including the same, wherein the positive electrode...
8852379 Method for exfoliating carbonization catalyst from graphene sheet, method for transferring graphene sheet from which carbonization catalyst is exfoliated to device, graphene sheet and device using the graphene sheet  
A carbonization catalyst for forming graphene may be exfoliated from a graphene sheet by etching. A binder layer may be formed on the graphene sheet on which a carbonization catalyst is formed, to...
8846175 Light transmissive film and fabrication method of light transmissive film  
A manufacturing method of a light transmissive film includes the following steps. A film is provided, and the film includes a plurality of nano-units and has a reference direction. In addition, a...
8834982 Carbon nanoring and method for preparing the same  
The invention relates to a carbon nanoring and a method for preparing the same. The carbon nanoring according to the present invention is composed of monolayered or multilayered coaxial carbon...
8835046 Self assembled multi-layer nanocomposite of graphene and metal oxide materials  
Nanocomposite materials having at least two layers, each layer consisting of one metal oxide bonded to at least one graphene layer were developed. The nanocomposite materials will typically have...
8834829 Forming gas treatment of lithium ion battery anode graphite powders  
The invention provides a method of making a battery anode in which a quantity of graphite powder is provided. The temperature of the graphite powder is raised from a starting temperature to a...
8815398 Carbon nanotube film  
A carbon nanotube film includes a plurality of first carbon nanotubes and a plurality of second carbon nanotubes. The first carbon nanotubes are orientated primarily along a same direction. The...
8815399 Carbon nanotube conductive layer using spray coating and preparing method thereof  
Provided is a carbon nanotube (CNT) transparent conductive layer having a loop pattern in which a plurality of loops are at least partially connected to one another, and a fabrication method...