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7291318 Methods for manufacturing multi-wall carbon nanotubes  
A method is presented for effectively manufacturing multi-wall (double-wall, etc.) carbon nanotubes (CNTs) having a structure whereby interior tubes are formed within the CNTs. In this...
7288238 Single-wall carbon nanotube alewives, process for making, and compositions thereof  
The present invention involves alewives of highly aligned single-wall carbon nanotubes (SWNT), process for making the same and compositions thereof. The present invention provides a method for...
7279247 Carbon nanotube pastes and methods of use  
Dispersable pastes comprising single-walled carbon nanotubes (SWNT) in water or in an organic solvent are prepared. The method of preparing the dispersable pastes comprises in general the following...
7273652 Hollow carbon fiber and production method  
Production of hollow carbon fibers and hollow carbon particles includes baking and carbonization of polymer particles having a specified volume after deformation. A metal-deposited carbon fiber...
7270795 Method for producing nano-carbon materials  
A method for producing nano-carbon materials, having a step wherein a starting material comprising one or more kinds of compounds selected from the group consisting saturated hydrocarbons,...
7261871 Fabrication of carbon nanotube films from alkyne-transition metal complexes  
A simple method for the production or synthesis of carbon nanotubes as free-standing films or nanotube mats by the thermal decomposition of transition metal complexed alkynes with aryl, alkyl,...
7261852 Transparent electrodes from single wall carbon nanotubes  
A method of forming optically transparent and electrically conductive SWNT films includes the steps of providing a porous membrane and dispersing a plurality of SWNTs into a solution, the solution...
7250147 Process for derivatizing carbon nanotubes with diazonium species  
The invention incorporates new processes for the chemical modification of carbon nanotubes. Such processes involve the derivatization of multi- and single-wall carbon nanotubes, including small...
7247670 Nanotubes and methods of dispersing and separating nanotubes  
A nanostructure having at least one nanotube and at least one chemical moiety non-covalently attached to the at least one nanotube. At least one dendrimer is bonded to the chemical moiety. The...
7247290 Spinning, processing, and applications of carbon nanotube filaments, ribbons, and yarns  
Coagulation spinning produces structures such as fibers, ribbons, and yarns of carbon nanotubes. Stabilization, orientation, and shaping of spun materials are achieved by post-spinning processes....
7238422 Environmentally stable high resistivity carbon fiber and method of producing  
A carbon composite construction includes carbon fibers having a controlled level of electrical resistance. The controlled level of electrical resistance is achieved by subjecting the carbon fibers...
7229944 Fiber structures including catalysts and methods associated with the same  
Fiber structures that include a catalytic material are provided. The fiber structures (e.g., membranes) may be formed of interconnected carbon fibers. The catalytic material may be in the form of...
7217404 Method of transforming carbon nanotubes  
A method of transforming a carbon single wall nanotube (SWNT) is provided. The method comprises exposing the SWNT to light having a power sufficient to ignite or reconstruct the SWNT such that the...
7195754 Nanotube based sunscreen  
This invention relates generally to the incorporation of carbon nanotubes into compositions for protection against damage from ultraviolet radiation. In particular, the invention is directed to...
7192567 Precursor soot synthesis of fullerenes and nanotubes without formation of carbonaceous soot  
The present invention is a method for the synthesis of fullerenes and/or nanotubes from precursor soot without the formation of carbonaceous soot. The method comprises the pyrolysis of a...
7175494 Forming carbon nanotubes at lower temperatures suitable for an electron-emitting device  
An electron-emitting device contains a vertical emitter electrode patterned into multiple laterally separated sections situated between the electron-emissive elements, on one hand, and a substrate,...
7169250 Nanofibrous articles  
Nanofibrous articles can be manufactured by a process that includes preparation of a surface of a substrate to provide an adhesion mechanism for securing the nanofibers to the surface. The...
7161285 CNT film and field-emission cold cathode comprising the same  
A fabrication method for an emitter includes the steps of forming on a glass substrate a CNT film which contains a plurality of carbon nanotubes (CNTs) and constitutes an emitter electrode, forming...
7160585 Process for making at least one nanotube between two electrically conducting elements and device for implementing such a process  
A process makes at least one nanotube between two electrically conducting elements located on a substrate, using, inside a deposition chamber, a microwave power, a magnetic field, and at least one...
7160532 Carbon nanotube array and method for forming same  
A method for forming a carbon nanotube array using a metal substrate includes the following steps: providing a metal substrate ( 11 ); oxidizing the metal substrate to form an oxidized layer ( 21 )...
7160531 Process for the continuous production of aligned carbon nanotubes  
Novel methods and apparati for continuous production of aligned carbon nanotubes are disclosed. In one aspect, the method comprises dispersion of a metal catalyst in a liquid hydrocarbon to form a...
7160530 Metal-doped single-walled carbon nanotubes and production thereof  
Metal-doped single-walled carbon nanotubes and production thereof. The metal-doped single-walled carbon nanotubes may be produced according to one embodiment of the invention by combining...
7157183 Proton conductor, production method thereof, and electrochemical device using the same  
A proton conductor mainly contains a carbonaceous material derivative, such as, a fullerene derivative, a carbon cluster derivative, or a tubular carbonaceous material derivative in which groups...
7157066 Combustion process for synthesis of carbon nanomaterials from liquid hydrocarbon  
The present invention provides a combustion apparatus for the production of carbon nanomaterials including fullerenes and fullerenic soot. Most generally the combustion apparatus comprises one or...
7153452 Mesophase pitch-based carbon fibers with carbon nanotube reinforcements  
A modified, mesophase pitch-based carbon fiber is disclosed which includes carbon nanotube reinforcements in an amount ranging from about 0.01 percent to about 1.0 percent by weight. Although the...
7150911 Electrical insulating vapor grown carbon fiber and method for producing the same, and use thereof  
An electrical insulating vapor grown carbon fiber containing a vapor grown carbon fiber having a fiber diameter of 0.01 to 0.5 μm, wherein the surface thereof is partially or entirely coated with...
7150864 Ropes comprised of single-walled and double-walled carbon nanotubes  
The present invention concerns a method for growing carbon nanotubes using a catalyst system that preferentially promotes the growth of single- and double-wall carbon nanotubes, rather than larger...
7150840 Graphite fine carbon fiber, and production method and use thereof  
A graphitized fine carbon fiber comprising a hollow space extending along its center axis, and a plurality of graphene sheets, wherein the fiber has an end surface comprising a portion of...
7147831 Carbon nanotube-based device and method for making the same  
A carbon nanotube-based device includes a substrate ( 10 ); a catalyst layer ( 13 ) disposed on the substrate, the catalyst layer comprising a number of nano-sized catalyst particles ( 131 ), a...
7147533 Method of producing electron emitting device using carbon fiber, electron source and image forming apparatus, and ink for producing carbon fiber  
The present invention provides a method of producing an electron emitting device using a carbon fiber using a catalyst, capable of preferably growing carbon fibers at a low temperature without the...
7138345 Carbon fiber reinforced base material, preform and composite material comprising the same  
A carbon fiber reinforced substrate comprising a fabric composed of carbon fiber bundles and a first resin adhering to the fabric. Each of the carbon fiber bundles comprises numerous continuous...
7135160 Spheroidal aggregates comprising single-wall carbon nanotubes and method for making the same  
A method for separating single-wall carbon nanotubes from an aqueous slurry comprises adding a water-immiscible organic solvent to an aqueous slurry comprising single-wall carbon nanotubes,...
7135158 Method of purifying single wall carbon nanotubes  
There is provided a method of purifying single wall carbon nanotubes so as to be able to remove impurities such as a metal catalyst to obtain the single wall carbon nanotubes with high purity. The...
7132126 Room temperature synthesis of multiwalled carbon nanostructures  
A simple chemical technique has been developed to grow large quantity of carbon nanostructures, including carbon nanotubes, hydrocarbon nanotubes and carbon nanoonions, in the organic solution at...
7125534 Catalytic growth of single- and double-wall carbon nanotubes from metal particles  
Single-walled carbon nanotubes have been synthesized by the catalytic decomposition of both carbon monoxide and ethylene over a supported metal catalyst known to produce larger multi-walled...
7125533 Method for functionalizing carbon nanotubes utilizing peroxides  
A method for functionalizing the wall of single-wall or multi-wall carbon nanotubes involves the use of acyl peroxides to generate carbon-centered free radicals. The method allows for the chemical...
7125502 Fibers of aligned single-wall carbon nanotubes and process for making the same  
The present invention involves fibers of highly aligned single-wall carbon nanotubes and a process for making the same. The present invention provides a method for effectively dispersing...
7122165 Sidewall-functionalized carbon nanotubes, and methods for making the same  
The invention provides a method of functionalizing the sidewalls of a plurality of carbon nanotubes with oxygen moieties, the method comprising: exposing a carbon nanotube dispersion to an...
7122132 Branched vapor-grown carbon fiber, electrically conductive transparent composition and use thereof  
A branched vapor-grown carbon fiber having an outer diameter of 0.5 μm or less and an aspect ratio of at least 10, the carbon fiber having a compressed specific resistance of 0.02 Ω·cm or less,...
7118693 Conformal coatings comprising carbon nanotubes  
The invention is directed to conformal coatings that provide excellent shielding against electromagnetic interference (EMI). A conformal coating comprises an insulating layer and a conducting layer...
7115864 Method for purification of as-produced single-wall carbon nanotubes  
This invention relates generally to a single-wall carbon nanotube (SWNT) purification process and more particularly to a purification process that comprises heating the SWNT-containing felt under...
7112315 Molecular nanowires from single walled carbon nanotubes  
Unique single walled nanotube compositions and methods for making the composition wherein the nanotubes encloses foreign material capable of forming thread-like material having a solid form at...
7097906 Pure carbon isotropic alloy of allotropic forms of carbon including single-walled carbon nanotubes and diamond-like carbon  
An isotropic carbon alloy is formed from various carbon allotropes such as SWCNT, fullerenes, MWCNT, diamond-like carbon, diamond, nanocrystalline diamond, diamondoids, amorphous carbon, graphitic...
7097820 Continuous fiber of single-wall carbon nanotubes  
This invention relates generally to carbon fiber produced from single-wall carbon nanotube (SWNT) molecular arrays. In one embodiment, the carbon fiber which comprises an aggregation of...
7094385 Process for the mass production of multiwalled carbon nanotubes  
The present invention concerns a process for the mass production of carbon nanotubes and particularly a process for selectively producing multiwalled carbon nanotubes.
7087207 Method for forming an array of single-wall carbon nanotubes in an electric field and compositions thereof  
This invention relates generally to a forming an array of single-wall carbon nanotubes (SWNT) in an electric field and compositions thereof. In one embodiment, a purified bucky paper of single-wall...
7081429 Gas decomposing unit, electrode for a fuel cell, and method of manufacturing the gas decomposing unit  
Provided are a gas decomposing unit and an electrode for a fuel cell capable of stably supporting a gas decomposing catalyst. A gas decomposing unit and an electrode for a fuel cell each including:...
7078007 Method for manufacturing carbon nanotubes  
A carbon nanotube manufacturing method is provided. In the carbon nanotube manufacturing method, carbon nanoparticles are dispersed in a strong acid solution and heated at a predetermined...
7074380 Method for manufacturing carbon fibers and electron emitting device using the same  
To provide an ink for producing a catalyst capable of stably forming metal particles which act as catalysts suitable for growth of carbon fibers by applying them onto a substrate. A solution...
7070753 Modification of nanotubes oxidation with peroxygen compounds  
A method of chemically modifying carbon nanotubes having a diameter less than one micron comprising: contacting the nanotubes with a peroxygen compound selected from the group consisting of organic...
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