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Carbon Nanotube patents



      
           
This page is updated frequently with new Carbon Nanotube-related patent applications. Subscribe to the Carbon Nanotube RSS feed to automatically get the update: related Carbon RSS feeds. RSS updates for this page: Carbon Nanotube RSS RSS


Wear element for downhole tool with a cold-pressed graphite wear layer

Multilayer membrane containing carbon nanotube manufactured by layer-by-layer assembly method

Date/App# patent app List of recent Carbon Nanotube-related patents
07/24/14
20140206061
 Bioactive carbon nanotube composite functionalized with b-sheet polypeptide block copolymer, and preparation method thereof patent thumbnailnew patent Bioactive carbon nanotube composite functionalized with b-sheet polypeptide block copolymer, and preparation method thereof
The present invention relates to a bioactive carbon nanotube composite functionalized with a β-sheet polypeptide block copolymer by combination self-assembly, which shows excellent water dispersion, and has biological activity so as to be used as stimulus-responsive and adaptable biomaterials or in the manufacture of cnt-based electronic biosensor devices. In addition, the bioactive carbon nanotube composite can be used as a composition for delivery of a biological active material into cells.
07/24/14
20140205919
 Gas diffusion layer with improved electrical conductivity and gas permeability and process of making the gas diffusion layer patent thumbnailnew patent Gas diffusion layer with improved electrical conductivity and gas permeability and process of making the gas diffusion layer
A gas diffusion layer contains a substrate formed of a carbon containing material and a micro porous layer. The gas diffusion layer can be obtained by dispersing carbon black with a bet surface area of at most 200 m2/g, carbon nanotubes with a bet surface area of at least 200 m2/g and with an average outer diameter of at most 25 nm and a dispersion medium at a shearing rate of at least 1,000 seconds−1 and/or such that, in the dispersion produced, at least 90% of all carbon nanotubes have a mean agglomerate size of at most 25 μm.
07/24/14
20140205829
 Method for controlling microstructural arrangement of nominally-aligned arrays of carbon nanotubes patent thumbnailnew patent Method for controlling microstructural arrangement of nominally-aligned arrays of carbon nanotubes
A method for controlling the microstructural arrangement of nominally-aligned arrays of carbon nanotubes (cnts) and a foam structure of cnts are disclosed. The method includes a functionalization of cnt surfaces, for example, a non-covalent functionalization.
07/24/14
20140205765
 Method for manufacturing carbon nanotubes patent thumbnailnew patent Method for manufacturing carbon nanotubes
A method for manufacturing carbon nanotubes is provided. First, a substrate having a first surface and a second surface opposite to the first surface is provided.
07/24/14
20140202953
 Multilayer membrane containing carbon nanotube manufactured by layer-by-layer assembly method patent thumbnailnew patent Multilayer membrane containing carbon nanotube manufactured by layer-by-layer assembly method
Disclosed herein is a multilayer membrane containing carbon nanotube manufactured by a layer-by-layer assembly method, the multilayer membrane according to the present invention having excellent (i) flux property, (ii) anti-fouling (in particular, anti-protein-fouling) property, and (iii) flux recovery property by a simple water cleaning process even after the membrane is fouled.. .
07/24/14
20140202860
 System and method for integrating a single nanowire into a nanocircuit patent thumbnailnew patent System and method for integrating a single nanowire into a nanocircuit
A non-volatile bistable nano-electromechanical switch is provided for use in memory devices and microprocessors. The switch employs carbon nanotubes as the actuation element.
07/24/14
20140202774
 Wear element for downhole tool with a cold-pressed graphite wear layer patent thumbnailnew patent Wear element for downhole tool with a cold-pressed graphite wear layer
A wear element for a downhole, earth cutting tool for forming bore holes comprises a wear layer made of “cold pressed graphite” attached to a substrate comprised of, for example, a cemented metal carbide. Cold pressed graphite is, depending on the arrangement of carbon bonds, also referred to as m-carbon or w-carbon, cbt-c4, z-carbon and others.
07/17/14
20140199855
 Method for making a carbon nanotube film patent thumbnailMethod for making a carbon nanotube film
A method for making a carbon nanotube film includes the steps of: (a) adding a plurality of carbon nanotubes to a solvent to create a carbon nanotube floccule structure in the solvent; (b) separating the carbon nanotube floccule structure from the solvent; and (c) shaping the separated carbon nanotube floccule structure to obtain the carbon nanotube film.. .
07/17/14
20140199578
 Flexible alkaline battery patent thumbnailFlexible alkaline battery
This invention presents the development of flexible battery especially primary and secondary alkaline batteries. Nano carbons, in particularly carbon nanotubes are implemented in conductive polymers to develop flexible electrodes.
07/17/14
20140199546
 Multi-branched n-doped carbon nanotubes and the process for making same patent thumbnailMulti-branched n-doped carbon nanotubes and the process for making same
A multibranched n-doped carbon nanotube (cnt) and the process of production are described. The cnt includes a first-stage stalk having a direction comprising a first-stage base, and a first-stage top opposite to and attached with the first-stage base, at least two second-stage bundles, each of which comprises a second-stage base attached to the first-stage top, and second-stage top opposite to and attached with the second-stage base, and wherein the second-stage bundles branch from the first-stage stalk in substantially the direction of the first stage stalk, and a plurality of third-stage nanotubes each of which comprises a third-stage base attached to the second-stage top, a third-stage top opposite to and attached with the third-stage base, and wherein the plurality of third-stage nanotubes branch from the second-stage bundles..
07/17/14
20140199230
Method and apparatus for producing carbon nanotubes
Carbon nanotubes are grown by supplying raw material gas 30 comprising a carbon compound to be a raw material of the carbon nanotubes into the inside of a reaction vessel tube 14 in which a catalyst 26 to grow the carbon nanotubes is charged. At this time, halogen-containing material gas 32 to reduce the amount of a carbon product such as amorphous carbon produced besides carbon nanotubes that deposits on the surface of catalyst particles 44 due to supply of the raw material gas 30 is further supplied into the inside of the reaction vessel tube 14.
07/17/14
20140198558
Non-volatile storage system using opposite polarity programming signals for mim memory cell
A reversible resistance-switching metal-insulator-metal (mim) stack is provided which can be set to a low resistance state with a first polarity signal and reset to a higher resistance state with a second polarity signal. The first polarity signal is opposite in polarity than the second polarity signal.
07/17/14
20140197046
Chemical sensor based on highly organized single walled carbon nanotube networks
A carbon nanotube-based micron scale chemical sensor or sensor array is provided that enables the remote detection of hydrogen sulfide and other chemicals in a gas stream. The sensor is suitable for use in harsh environments of high temperature and pressure such as those encountered during petrochemical exploration and recovery.
07/17/14
20140197042
Saliva glucose monitoring system
A glucose sensor suitable for measuring glucose levels in human saliva is provided. Systems containing the glucose sensor and methods for making and using the sensor are also provided.
07/17/14
20140196780
Photovoltaic devices with an interfacial band-gap modifying structure and methods for forming the same
A schottky-barrier-reducing layer is provided between a p-doped semiconductor layer and a transparent conductive material layer of a photovoltaic device. The schottky-barrier-reducing layer can be a conductive material layer having a work function that is greater than the work function of the transparent conductive material layer.
07/10/14
20140193323
Double wall carbon nanotubes and method for manufacturing same
The present invention relates to a method for manufacturing carbon nanotubes comprising: a preparatory step of a supported catalyst; a temperature-raising step of inserting the supported catalyst into a reactor, injecting hydrocarbon gas and hydrogen gas at the same time, and raising the temperature of the reactor to between 900 to 1000° c. To synthesize carbon nanotubes; and a temperature-lowering step of lowering the temperature of the reactor to between a room temperature to 200° c., injecting only hydrogen gas, and synthesizing carbon nanotubes.
07/03/14
20140187702
Thermoplastic resin composition with anti-dripping properties
A thermoplastic resin composition includes (a) thermoplastic resin in an amount of about 100 parts by weight, (b) flame retardant in an amount of about 1 to about 10 parts by weight, and (c) carbon nanotubes in an amount of about 0.005 to about 0.05 parts by weight. The thermoplastic resin composition of the present invention can have excellent anti-dripping properties..
07/03/14
20140187033
Method of manufacturing interconnection and semiconductor device
A method of manufacturing an interconnection of an embodiment includes: forming a via which penetrates an interlayer insulation film on a substrate; forming an underlying film in the via; removing the underlying film on a bottom part of the via; forming a catalyst metal inactivation film on the underlying film; removing the inactivation film on the bottom part of the via; forming a catalyst metal film on the bottom part of the via on which the inactivation film is removed; performing a first plasma treatment and a second plasma treatment using a gas not containing carbon on a member in which the catalyst metal film is formed; forming a graphite layer on the catalyst film after the first and second plasma treatment processes; and causing a growth of a carbon nanotube from the catalyst film on which the graphite layer is formed.. .
07/03/14
20140186550
Methods for the production of aligned carbon nanotubes and nanostructured material containing the same
Disclosed herein is a scaled method for producing substantially aligned carbon nanotubes by depositing onto a continuously moving substrate, (1) a catalyst to initiate and maintain the growth of carbon nanotubes, and (2) a carbon-bearing precursor. Products made from the disclosed method, such as monolayers of substantially aligned carbon nanotubes, and methods of using them are also disclosed..
07/03/14
20140186547
Reactor and method for growing carbon nanotube using the same
A reactor includes a reactor chamber and a substrate. The reactor chamber having an inlet and an outlet.
07/03/14
20140186546
Reactor and method for growing carbon nanotube using the same
A reactor includes a reactor chamber and a carbon nanotube catalyst composite layer. The reactor chamber has an inlet and an outlet.
07/03/14
20140186256
Reactor and method for growing carbon nanotube using the same
A reactor includes a reactor chamber and a carbon nanotube catalyst composite layer. The reactor chamber has an inlet and an outlet.
07/03/14
20140185743
Stationary ct apparatus
A stationary ct apparatus and a method of controlling the same. The stationary ct apparatus includes: a scanning passage; a stationary carbon nanotube x-ray source arranged around the scanning passage and comprising a plurality of ray emission focal spots; and a plurality of stationary detector modules arranged around the scanning passage and disposed opposite the x-ray source.
07/03/14
20140184250
Method for measuring electric potential difference
A method for measuring electric potential difference comprises following steps. A carbon nanotube composite layer is located on an object and electrically connected to a first region and a second region spaced from each other in the object, wherein an unknown electric potential difference u exists between the first region and the second region.
07/03/14
20140183445
Light emitting diode chip and method for manufacturing the same
An led package includes a substrate, a buffer layer formed on the substrate, an epitaxial structure formed on the buffer layer, and a plurality of carbon nanotube bundles formed in the epitaxial structure.. .
07/03/14
20140183423
Fine particles having a multiple structure, polymer film for smart glass and method of manufacturing the same
Disclosed are fine particles having a multiple structure, a polymer film for smart glass, and a method of manufacturing the same. More particularly, disclosed are fine particles having a multiple structure, which include a reaction portion containing iron oxide nanoparticles, carbon black and/or carbon nanotubes, and at least one non-reaction portion containing silica and/or titania nanoparticles, and which rotate by means of an electric field or a magnetic field, a polymer film for smart glass including the fine particles to control light transmissivity, and a method of manufacturing the same..
07/03/14
20140183419
Conductive composition, and conductive complex
A conductive composition containing carbon nanotubes, a carbon nanotube dispersant, and a dopant precursor, wherein the dispersant is a non-conjugated polymer compound having an aromatic ring as the repeating unit, and the dopant precursor is an acid-generating agent which generates cation by being subjected to light and/or heat. The aforementioned conductive composition is capable of stably dispersing carbon nanotubes and of efficiently doping same without damaging the conductive properties of the carbon nanotubes..
07/03/14
20140183417
Carbon nanotube dispersion containing polyarylene ether and method for preparing the same
The carbon nanotube dispersion includes: carbon nanotubes; polyarylene ether having a number-average molecular weight of about 5,000 g/mol to about 25,000 g/mol; and a solvent, wherein the polyarylene ether may be non-covalently bonded to surfaces of the carbon nanotubes via π-π stacking interaction. The carbon nanotube dispersion is prepared by dispersing carbon nanotubes using inexpensive polyarylene ether..
07/03/14
20140183416
Electrically conductive ink and uses thereof
The present disclosure provides an aqueous based electrically conductive ink, which is essentially solvent free and includes a nano-scale conducting material; a binding agent; and an enzyme. In one embodiment, the ink includes at least one of a mediator, a cross-linking agent and a substrate as well.
07/03/14
20140183158
Method for improving anisotropy of carbon nanotube film and method for making touch panel
A method for improving anisotropy of a carbon nanotube film is provided. The carbon nanotube film is drawn from a carbon nanotube array.
07/03/14
20140183139
Size separating device for carbon nanotube agglomerate using magnetic field, and separating and obtaining method of dispersed carbon nanotube using the same
A size sorting device for carbon nanotube agglomerate and a method for separating and collecting dispersed carbon nanotubes using the size sorting device are provided. The size sorting device and method for separation and collection may use a magnetic field for separating and collecting dispersed carbon nanotubes..
07/03/14
20140183138
Method and nanocomposite for treating wastewater
The method and nanocomposite for treating wastewater provides a method of treating aniline-containing wastewater with a magnetic nanocomposite. Nickel nitrate, iron nitrate and citric acid are dissolved in deionized water to form a metal nitrate and citric acid solution, which is then ph balanced.
07/03/14
20140183133
Graphene nanotube array for gas filtration
Technologies are generally described for a gas filtration device including an array of parallel carbon nanotubes. The carbon nanotubes may extend between first and second substrates, and the ends of the carbon nanotubes may be embedded in the substrates and cut to expose openings at each end of the carbon nanotubes.
07/03/14
20140182372
Sensing water vapour
A water vapour sensor comprises a substrate and a film of carbon nanotubes impregnated with surfactant on the substrate. The substrate is of material which is inert relative to the film.
07/03/14
20140182263
Maphbe turbine
The maphbe turbine is a system of nozzles, rotors, and energy storage devices used to generate consistent power from intermittent energy sources specifically wind. It uses sails, cables, and poles as a way to form large nozzles and rotors for power generation, these systems can be paired with other renewable sources for co-generation, and can be used for powering pumped storage hydro stations, excess energy can be stored in multi-layer carbon nanotube capacitors.
07/03/14
20140182120
Devices for arranging carbon nanotube wires
A device is provided, including a supplying unit and an arranging unit. The supplying unit includes a guiding axle.
07/03/14
20140182099
Method of and printable compositions for manufacturing a multilayer carbon nanotube capacitor
Multilayer carbon nanotube capacitors, and methods and printable compositions for manufacturing multilayer carbon nanotubes (cnts) are disclosed. A first capacitor embodiment comprises: a first conductor; a plurality of fixed cnts in an ionic liquid, each fixed cnt comprising a magnetic catalyst nanoparticle coupled to a carbon nanotube and further coupled to the first conductor; and a first plurality of free cnts dispersed and moveable in the ionic liquid.


Popular terms: [SEARCH]

Carbon Nanotube topics: Carbon Nanotube, Semiconductor, Nanoporous, Liquid Dispersion, Carbon Dioxide, Epitaxial Growth, Interstitial, Interstice, Infiltrate, Polyurethane, Concentrated, Contiguous, Master Batch

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This listing is a sample listing of patent applications related to Carbon Nanotube for is only meant as a recent sample of applications filed, not a comprehensive history. There may be associated servicemarks and trademarks related to these patents. Please check with patent attorney if you need further assistance or plan to use for business purposes. This patent data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Carbon Nanotube with additional patents listed. Browse our RSS directory or Search for other possible listings.
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