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7481990 |
Methods for osmylating and ruthenylating single-walled carbon nanotubes
The present invention provides a method of differentiating metallic carbon nanotubes from semiconducting carbon nanotubes. The method comprising providing a nanotube dispersion, wherein the...
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7481989 |
Method for cutting fullerene nanotubes
This invention relates generally to cutting fullerene nanotubes. In one embodiment, the present invention provides for preparation of homogeneous populations of short fullerene nanotubes by cutting...
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7479590 |
Dry adhesives, methods of manufacture thereof and articles comprising the same
Disclosed herein is a printed circuit board comprising a laminate that comprises a copper foil; inorganic or metallic nanoparticles having an average diameter of less than 100 nanometers disposed...
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7473411 |
Carbon nanotube foam and method of making and using thereof
A method of making a carbon nanotube structure includes providing an array of substantially aligned carbon nanotubes, wetting the array with a liquid, and evaporating the liquid to form the carbon...
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7470417 |
Ozonation of carbon nanotubes in fluorocarbons
The present invention is generally directed to methods of ozonating CNTs in fluorinated solvents (fluoro-solvents), wherein such methods provide a less dangerous alternative to existing ozonolysis...
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7470418 |
Ultra-fine fibrous carbon and preparation method thereof
The present invention discloses ultra-fine fibrous carbon and preparation of the same. Specifically, the present ultra-fine fibrous carbon is characterized by the graphite-like structure with the...
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7466523 |
Nanotube spin valve and method of producing the same
Present invention discloses novel designs of carbon nanotube spin valve structures for incorporation into magnetic storage and magnetic sensing devices, such as magnetic read head, MRAM, and...
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7465689 |
Method for producing a palladium-containing hydrogenation catalyst
The invention relates to physical chemistry and can be used for adjusting the rate of autocatalytic hydrogenation reactions. The method for producing a palladium-containing hydrogenation catalyst...
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7459137 |
Process for functionalizing carbon nanotubes under solvent-free conditions
The present invention provides methods by which carbon nanotubes can be functionalized under solvent-free conditions. As extremely large quantities are typically required to dissolve or disperse...
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7459121 |
Method for continuous fabrication of carbon nanotube networks or membrane materials
Methods and devices are provided for the continuous production of a network of nanotubes or other nanoscale fibers. The method includes making a suspension of nanoscale fibers dispersed in a liquid...
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7452519 |
Sidewall functionalization of single-wall carbon nanotubes through C-N bond forming substitutions of fluoronanotubes
The present invention is directed toward a method of sidewall-functionalizing single-walled carbon nanotubes (SWNTs) through C—N bond forming substitution reactions with fluorinated SWNTs...
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7442358 |
Flaky carbonaceous particle and production method thereof
A carbonaceous particle is provided which comprises a hexagonal flake formed of an aggregate of a plurality of nanocarbons and having a side length of 0.1 to 100 mm and a thickness of 10 nm to 1...
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7438885 |
Synthesis of carbon nanotubes filled with palladium nanoparticles using arc discharge in solution
A novel method for simultaneously forming and filling and decorating carbon nanotubes with palladium nanoparticles is disclosed. Synthesis involves preparing a palladium chloride (PdCl 2 ) solution...
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7429371 |
Reversible oxidation of carbon nanotubes
Carbon nanotubes have been reversibly and readily oxidized and reduced with common chemicals in solution, thereby allowing the nanotubes to be used as catalysts for chemical reactions and as stable...
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7419650 |
Method for the production of functionalised short carbon nanotubes and functionalised short carbon nanotubes obtainable by said method
The present invention is related to a method for producing functionalised short carbon nanotubes with at least one open tip by mechanical treatment of long carbon nanotubes, wherein said long...
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7413723 |
Methods of oxidizing multiwalled carbon nanotubes
Methods of oxidizing multiwalled carbon nanotubes are provided. The multiwalled carbon nanotubes are oxidized by contacting the carbon nanotubes with gas-phase oxidizing agents such as CO 2 , O 2 ,...
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7410630 |
Method and an installation for obtaining carbon bodies from carbon-precursor bodies
The method comprises a first stage of transforming carbon precursor material into carbon by heating, with the resulting gaseous effluent being extracted continuously, and a second stage of high...
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7410628 |
Surface treatment of carbon microfibers
A method of oxidizing the surface of carbon microfibers that includes contacting the microfibers with an oxidizing agent that includes sulfuric acid and potassiaum chlorate under reaction...
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7407640 |
Functionalized carbon nanotube-polymer composites and interactions with radiation
The present invention involves the interaction of radiation with functionalized carbon nanotubes that have been incorporated into various host materials, particularly polymeric ones. The present...
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7396521 |
Heat transfer fluids with hetero-nanocapsules
A heat transfer fluid with hetero-nanocapsules. The heat transfer fluid comprises a fluid and a plurality of hetero-nanocapsules, uniformly dispersed in the fluid, in an amount of 0.01 to 10 parts...
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7390767 |
Method for producing a catalyst support and compositions thereof
This invention relates generally to a method for producing fullerene nanotube catalyst supports and compositions thereof. In one embodiment, fullerene nanotubes or fullerene nanotube structures can...
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7390475 |
Process for producing vapor-grown carbon fibers
A process for continuously producing carbon fibers in a vapor phase by causing a carbon compound to contact a catalyst and/or a catalyst precursor compound in a heating zone. In this process, the...
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7390476 |
Carbon fiber paper construction and manufacturing process
A carbon fiber paper manufacturing process and construction has oxidized fiber as raw material needle punched into a construction of 0.1˜20 mm thick, 5˜500 g/m2 oxidized fiber felt of weight,...
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7387735 |
Method of isolating semiconducting carbon nanotubes
A method of isolating semiconducting carbon nanotubes includes mixing carbon nanotubes with a mixed acid solution of nitric acid and sulfuric acid to obtain a dispersion of carbon nanotubes,...
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7384815 |
Process for attaching molecular wires and devices to carbon nanotubes and compositions thereof
The present invention is directed towards processes for covalently attaching molecular wires and molecular electronic devices to carbon nanotubes and compositions thereof. Such processes utilize...
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7378074 |
Method of forming a uniform carbon nanotube electron-emission layer in a field emission display
A carbon nanotube suspension uses water as the basic solvent added with dispersant, stabilizer, coalescing aid, adhesion promoter, and a carbon nanotube. The basic solvent and the above solutes...
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7378040 |
Method of forming fluoropolymer binders for carbon nanotube-based transparent conductive coatings
This invention relates to flexible, transparent and conductive coatings and films formed using carbon nanotubes (CNT) and, in particular, single wall CNT, with polymer binders. Preferably, coatings...
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7368009 |
Carbon fine particle structure and process for producing the same, carbon fine particle transcriptional body for producing the same, solution for producing carbon fine particle structure, carbon fine particle structure, electronic device using carbon fine particle structure and process for producing the same, and integrated circuit
A carbon fine particle structure containing plural carbon fine particles having a graphite structure and a crosslinked part containing plural functional groups chemically bonded to each other, at...
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7357906 |
Method for fractionating single-wall carbon nanotubes
The invention relates generally to dispersing and fractionating single-wall carbon nanotubes, which can be derivatized to facilitate fractionation, for example, by adding solubilizing moieties to...
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7354988 |
Electrically conductive compositions and method of manufacture thereof
A method for manufacturing a conductive composition comprises blending a polymer precursor with a single wall carbon nanotube composition; and polymerizing the polymer precursor to form an organic...
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7354563 |
Method for purification of as-produced fullerene nanotubes
This invention relates generally to a fullerene nanotube purification process and more particularly to a purification process that comprises heating the fullerene nanotube-containing felt under...
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7351390 |
Method and installation for heat treating carbon bodies containing sodium
Carbon bodies are heated in an oven under low pressure and while being swept with an inert gas, gaseous effluent containing elemental or compound sodium in sublimed form being continuously...
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7347981 |
Directed flow method and system for bulk separation of single-walled tubular fullerenes based on helicity
A method for bulk separation of single-walled tubular fullerenes ( 100 ) based on helicity is provided wherein a solution or suspension of the single-walled tubular fullerenes ( 100 ) is flowed...
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7343274 |
Sensor and method for detecting electric contact degradation
A probe cell monitors conditions within electrical power transmission and switchgear apparatus to detect degradation of stressed components. The probe cell is a hardware simulation of components of...
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7332222 |
Hybrid materials and methods for producing the same
A hybrid material is provided which comprises a first single-walled nanotube having a lumen, and a fill molecule contained within the lumen of the single-walled nanotube. A method for producing the...
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7323246 |
Nano horn carrier and method of manufacturing the carrier
A nano horn carrier capable of effectively and conveniently utilizing the tip shape of a carbon nano horn and a method of manufacturing the carrier, the carrier wherein carbon nano horn aggregates...
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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...
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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...
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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...
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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...
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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,...
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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...
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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,...
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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...
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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....
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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...
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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...
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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...
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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...
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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...
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