Class / Patent application number | Description | Number of patent applications / Date published |
427113000 | Carbon base | 29 |
20090155460 | METHOD AND SYSTEM FOR IMPROVING CONDUCTIVITY AND MECHANICAL PERFORMANCE OF CARBON NANOTUBE NETS AND RELATED MATERIALS - A method and system for improving conductivity and mechanical performance of carbon nanotube nets and related materials. | 06-18-2009 |
20090196981 | Method for making carbon nanotube composite structure - A method for making a carbon nanotube composite structure, the method comprising the steps of: providing a carbon nanotube structure having a plurality of carbon nanotubes; and forming at least one conductive coating on a plurality of the carbon nanotubes in the carbon nanotube structure to achieve a carbon nanotube composite structure, wherein the conductive coating comprises of a conductive layer. | 08-06-2009 |
20090196982 | Method for making coaxial cable - A method for making a coaxial cable, the method comprises the steps of: providing a carbon nanotube structure; and forming at least one conductive coating on a plurality of carbon nanotubes of the carbon nanotube structure; a carbon nanotube wire-like structure from the carbon nanotubes with at least one conductive coating; at least one layer of insulating material on the carbon nanotube wire-like structure; at least one layer of shielding material on the at least one layer of insulating material; and one layer of sheathing material on the at least one layer of shielding material. | 08-06-2009 |
20090208638 | TEMPERATURE-SENSITIVE ALUMINUM PHOSPHATE SOLUTION, A PROCESS FOR PRODUCING THE SAME AND THE USE THEREOF - According to the present invention, there is provided a temperature-sensitive aluminum phosphate solution, characterized in that, composition of the aluminum phosphate is within such ranges that 3Al | 08-20-2009 |
20090220682 | CATALYSTS FOR FUEL CELL APPLICATIONS USING ELECTROLESS DEPOSITION - The present disclosure is directed to a process for electroless deposition of metal atoms on an electrode. The process includes treating a carbon-containing support by contacting the carbon-containing support with a treatment, impregnating the carbon-containing support with a precursor metal component to form seed sites on the carbon-containing support, and depositing metal atoms on the seed sites through electroless deposition by contacting the carbon-containing support with a metal salt and a reducing agent. | 09-03-2009 |
20090324811 | Method for Manufacturing Planar Heating Element Using Carbon Micro-Fibers - A planar heating element using for carbon micro-fibers and its manufacturing method have developed. The high-resistant carbon micro-fibers and carbon powder are efficiently coated to completely replace a conventional heating element using resistance heat of a nichrome wire. A single heating element is possibly formed to have a large width and an ultra thin heating element without temperature restriction by overcoming drawbacks of a carbon powder printed heating element serving as an initial module of the planar heating element. Thus, it is possible to produce the various convenient heating elements or heating modules using DC and AC electricity without restriction by solving problems in installation and use, for example, space restriction, thereby various convenient heating elements. | 12-31-2009 |
20100040771 | METHOD AND APPARATUS FOR MANUFACTURING THIN FILM, AND METHOD FOR MANUFACTURING ELECTRONIC DEVICE - A method for manufacturing a thin film, includes the steps of: mixing a thin-film forming material and a surfactant to prepare a dispersion in which the thin-film forming material is dispersed; forming a dispersion film from the dispersion at an inner circumference side of ring-shaped holding means; relatively moving a cylindrical supporter and the dispersion film while being in contact with each other so that the dispersion is transferred on a surface of the supporter to have a film shape, the supporter being disposed between a central portion of an inside space of the holding means and an outer circumference thereof and along an inner circumference of the holding means; drying the dispersion having a film shape formed on the surface of the supporter to form the thin film. | 02-18-2010 |
20100255185 | METHOD FOR THE PRODUCTION OF A CONDUCTIVE POLYCARBONATE COMPOSITES - The invention relates to a method for the production of an electrically conductive polycarbonate composite on the basis of thermoplastic polycarbonate and carbon nanotubes, wherein acid-functionalized carbon nanotubes are dispersed with molten polycarbonate. | 10-07-2010 |
20100260927 | Gas-Phase Functionalization of Carbon Nanotubes - In a method for functionalizing a carbon nanotube surface, the nanotube surface is exposed to at least one vapor including at least one functionalization species that non-covalently bonds to the nanotube surface, providing chemically functional groups at the nanotube surface, producing a functionalized nanotube surface. A functionalized nanotube surface can be exposed to at least one vapor stabilization species that reacts with the functionalization layer to form a stabilization layer that stabilizes the functionalization layer against desorption from the nanotube surface while providing chemically functional groups at the nanotube surface, producing a stabilized nanotube surface. The stabilized nanotube surface can be exposed to at least one material layer precursor species that deposits a material layer on the stabilized nanotube surface. | 10-14-2010 |
20110045173 | DIAMOND UV-SENSOR ELEMENT AND MANUFACTURING METHOD THEREOF, UV-SENSOR UNIT, AND METHOD OF TREATING DIAMOND SINGLE CRYSTAL - A method of manufacturing a diamond UV sensor element improved with a UV/visible light blind ratio using a diamond single crystal as a light receiving portion and detecting a light based on the change of electric resistance caused by a light irradiated to the light receiving portion is provided, the method, including (1) a step of hydrogenating the surface of the diamond single crystal in an atmosphere substantially containing hydrogen, and (2) a step of forming a light receiving portion by exposing the hydrogenated surface of the diamond single crystal into an atmosphere containing ozone or active oxygen. | 02-24-2011 |
20110250348 | METHODS OF MAKING CARBONACEOUS PARTICLES - Methods and apparatus relate to preparing particles for use as electrode material in batteries. Wet attrition milling provides the particles sized as desired. Pre-milling with a jet mill, for example, may occur prior to the wet attrition milling. Further, adding a soluble carbon-residue-forming material to a suspension before and/or after the wet attrition milling can facilitate the wet attrition milling and/or enable in-line coating via procedures causing precipitation of the carbon-residue-forming material onto the particles that are sized. | 10-13-2011 |
20120058255 | CARBON NANOTUBE-CONDUCTIVE POLYMER COMPOSITES, METHODS OF MAKING AND ARTICLES MADE THEREFROM - Electrically conductive polymer materials, such as mixtures of poly(3,4-ethylenedioxythiophene) (PEDOT) and poly(styrenesulfonate) (PSS) are combined with functionalized carbon nanotubes to form composites that exhibit increased electrical conductivity. Functionalized or non-functionalized carbon nanotubes combined with the same electrically conductive polymer materials are combined with non-conductive polymers to increase the electrical conductivity of the non-conductive polymer. The functionalized carbon nanotubes are functionalized with carboxyl and/or hydroxyl groups. The resulting materials are useful in methods of forming electrically conductive films and electrically conductive features. | 03-08-2012 |
20120183681 | APPLICATION APPARATUS AND APPLICATION METHOD - Before the application of a liquid application agent to a base material having at least an outer surface of uneven shape, a low-viscosity liquid having a lower viscosity than that of the application agent is applied to a region of the base material, the application agent being supposed to be applied to the region. The low-viscosity liquid is preferably a liquid having compatibility with the application agent. | 07-19-2012 |
20120213918 | VERTICALLY ALIGNING A CARBON NANOTUBES ARRAY - The present invention provides a technique for vertically aligning a carbon nanotube array, which can improve vertical alignment at the bottom of the carbon nanotube array during growth of carbon nanotubes on a substrate. For this purpose, the present invention provides a method of vertically aligning a carbon nanotube array, the including: allowing carbon nanotubes to be grown on a substrate fed to a reactor and synthesized into a carbon nanotube array; and reducing the internal pressure of the reactor after (e.g., immediately after) synthesis of the carbon nanotube array to remove (e.g., instantly remove) a carbon source gas remaining in the reactor, thereby improving vertical alignment at the bottom of the carbon nanotube array. | 08-23-2012 |
20120231157 | METHOD AND DEVICE FOR PRODUCING CARBON PAPER - A method for producing carbon paper, including: 1) employing a polyacrylonitrile-based carbon fiber as a reinforcing material, a phenolic resin or epoxy resin as a bonding agent, and molding and preparing the carbon fiber into a carbon fiber blank by a dry paper-making method; and 2) stacking and putting a product obtained in step 1) into a reaction furnace for deposition process, the pressure in the reaction furnace being 1 kPa to 1 atmosphere, with methane, propene, or liquefied petroleum gas as a carbon source gas, nitrogen or argon gas as a diluent gas, the concentration of the carbon source gas being 5-100%, the gas flow rate being 0.1-5 L/min, and the temperature in the reaction furnace being controlled at between 800° C. and 1100° C., and the time of deposition process being 1-5 h. | 09-13-2012 |
20130040049 | "Growth from surface" Methodology for the Fabrication of Functional Dual Phase Conducting Polymer polypyrrole/polycarbazole/Polythiophene (CP/polyPyr/polyCbz/PolyTh)-Carbon Nanotube (CNT) Composites of Controlled Morphology and Composition - Sidewall versus End-Selective PolyTh Deposition - A “growth from the surface” method for selectively depositing oxidative Liquid Phase Polymerizations (LPPs) onto the carbon nanotube (CNT) surface, said method comprising steps of: a. obtaining Multi-walled Carbon Nanotubes (MWC-NT); b. oxidized said MWCNTs to obtain oxidized COOH-MWCNTs; thereby (a) carboxylative opening oxidation-sensitive end-caps (polyCOOH end cluster); and, (b) introducing defect carboxylic (COOH) groups onto predetermined areas of said oxidized COOH-MWCNTs; c. COOH activating the polyCOOH shell using various COOH activating species; and, d. executing Liquid Phase Polymerization (LPP) oxidative depositing polymers selected from said polyCOOH polyTh-CP polymers, polyCOOH poly-Th-, polyEDOT (PEDOT)-, polyTh polyCOOH poly(thiophenyl-3 acetic acid, thiophenyl-3 acetic acid/EDOT, polyX, wherein X is elected from COOH, OH, NH2, polyCbz/polyPyr CP polymers and related combinatorial mixtures, polyCOOH PEDOT-poly(thiophenyl-3 acetic acid)′ thereby selectively depositing said oxidative LPPs onto said CNT surface. | 02-14-2013 |
20130115370 | PROCESS FOR PREPARING INERT ANODE MATERIAL OR INERT CATHODE COATING MATERIAL FOR ALUMINIUM ELECTROLYSIS - The disclosure provides a process for preparing an inert anode material or inert cathode coating material for aluminium electrolysis, which includes the following steps: A) putting aluminium into a reactor, injecting an inert gas to the reactor after vacuumizing, adding the mixture of dried fluoborate and fluorotitanate in the reactor to enable a reaction to form titanium boride and cryolite, and isolating the titanium boride; and B) melting the obtained titanium boride with a carbon material, tamping the melt liquid on a carbon cathode surface, sintering the carbon cathode surface to form the inert cathode coating material for aluminium electrolysis; or, mixing the obtained titanium boride with the carbon material evenly, then high-pressure moulding the mixture, and finally sintering the moulded mixture at a high temperature to form the inert anode material for aluminium electrolysis. | 05-09-2013 |
20130171339 | METHOD FOR MAKING SULFUR-GRAPHENE COMPOSITE MATERIAL - A method for making sulfur-graphene composite material is disclosed. In the method, a dispersed solution including a solvent and a plurality of graphene sheets dispersed in the solvent is provided. A sulfur-source chemical compound is dissolved into the dispersed solution to form a mixture. A reactant, according to the sulfur-source chemical compound, is introduced to the mixture. Elemental sulfur is produced on a surface of the plurality of graphene sheets due to a redox reaction between the sulfur-source chemical compound and the reactant, to achieve the sulfur-graphene composite material. The sulfur-graphene composite material is separated from the solvent. | 07-04-2013 |
20130183439 | CARBON NANOTUBE CONDUCTOR WITH ENHANCED ELECTRICAL CONDUCTIVITY - A method includes the steps of receiving a conductor element formed from a plurality of carbon nanotubes; and exposing the conductor element to a controlled amount of a dopant so as to increase the conductance of the conductor element to a desired value, wherein the dopant is one of bromine, iodine, chloroauric acid, hydrochloric acid, hydroiodic acid, nitric acid, and potassium tetrabromoaurate. A method includes the steps of receiving a conductor element formed from a plurality of carbon nanotubes; and exposing the conductor element to a controlled amount of a dopant solution comprising one of chloroauric acid, hydrochloric acid, nitric acid, and potassium tetrabromoaurate, so as to increase the conductance of the conductor element to a desired value. | 07-18-2013 |
20140057046 | METHODS FOR FABRICATING ANODES OF LITHIUM BATTERY - A method for fabricating the anode of the lithium battery is related. A carbon nanotube film structure is provided. A metal layer is deposited on the carbon nanotube film structure by vacuum evaporating method. The metal layer deposited on the carbon nanotube film structure is oxidized spontaneously. | 02-27-2014 |
20140186522 | METHOD OF FABRICATING SULFUR-INFILTRATED MESOPOROUS CONDUCTIVE NANOCOMPOSITES FOR CATHODE OF LITHIUM-SULFUR SECONDARY BATTERY - Disclosed is method of fabricating sulfur-infiltrated mesoporous conductive nanocomposites for a cathode of a lithium-sulfur secondary battery, whereby a cathode material having a relatively high content of sulfur is fabricated and a high energy density in a lithium-sulfur secondary battery is realized, including: a) performing thermal treatment on sulfur particles in a reactor at a high temperature to melt the sulfur particles; b) adding a mesoporous conductive material in macroscale to a sulfur solution in the reactor; c) pressurizing the mesoporous conductive material in macroscale in the reactor so that the mesoporous conductive material in macroscale is completely immersed in the sulfur solution, and then maintaining the pressurized and molten state; d) cooling the sulfur particles and the mesoporous conductive material in macroscale so that sulfur within pores of the mesoporous conductive material in macroscale is crystallized; and e) grinding sulfur-infiltrated mesoporous conductive composites to fabricate sulfur-infiltrated mesoporous conductive nanocomposites. | 07-03-2014 |
20140295066 | ELECTROLESS PLATING OF SILVER ONTO GRAPHITE - A one-pot process for the electroless-plating of silver onto graphite powder is disclosed. No powder pretreatment steps for the graphite, which typically require filtration, washing or rinsing, are required. The inventive process comprises mixing together three reactant compositions in water: an aqueous graphite activation composition comprising graphite powder and a functional silane, a silver-plating composition comprising a silver salt and a silver complexing agent, and a reducing agent composition. | 10-02-2014 |
20140308437 | Epitaxial Graphene Surface Preparation for Atomic Layer Deposition of Dielectrics - Processes for preparation of an epitaxial graphene surface to make it suitable for deposition of high-κ oxide-based dielectric compounds such as Al | 10-16-2014 |
20140314949 | CARBON NANOTUBE CONDUCTOR WITH ENHANCED ELECTRICAL CONDUCTIVITY - A method includes the steps of receiving a conductor element formed from a plurality of carbon nanotubes; and exposing the conductor element to a controlled amount of a dopant so as to increase the conductance of the conductor element to a desired value, wherein the dopant is one of bromine, iodine, chloroauric acid, hydrochloric acid, hydroiodic acid, nitric acid, and potassium tetrabromoaurate. A method includes the steps of receiving a conductor element formed from a plurality of carbon nanotubes; and exposing the conductor element to a controlled amount of a dopant solution comprising one of chloroauric acid, hydrochloric acid, nitric acid, and potassium tetrabromoaurate, so as to increase the conductance of the conductor element to a desired value. | 10-23-2014 |
20150010696 | FINELY DEPOSITED LITHIUM METAL POWDER - The present invention provides a method of finely depositing lithium metal powder or thin lithium foil onto a substrate while avoiding the use of a solvent. The method includes depositing lithium metal powder or thin lithium foil onto a carrier, contacting the carrier with a substrate having a higher affinity for the lithium metal powder as compared to the affinity of the carrier for the lithium metal powder, subjecting the substrate while in contact with the carrier to conditions sufficient to transfer the lithium metal powder or lithium foil deposited on the carrier to the substrate, and separating the carrier and substrate so as to maintain the lithium metal powder or lithium metal foil, deposited on the substrate. | 01-08-2015 |
20150357650 | Conductive Thin Film for Carbon Corrosion Protection - A method for making corrosion resistant carbon nanoparticles includes a step of heating a carbon powder to a predetermined temperature. The carbon powder includes carbon particles having an average spatial dimension from about 10 to 100 nanometers. The carbon powder is contacted with a vapor of a metal-containing compound. The carbon powder is then contacted with a vapor of an activating compound. These steps are repeated plurality of times to form a metal-containing layer on the carbon particles. | 12-10-2015 |
20160204420 | ACTIVE ELECTROCHEMICAL MATERIAL AND PRODUCTION OF SAME | 07-14-2016 |
20170237078 | Method of Hydrophobic Treatment of a Carbon Substrate | 08-17-2017 |
427114000 | Brushes | 1 |
20090169728 | BRUSH MATERIAL FOR MOTOR AND MANUFACTURING METHOD THEREOF - A motor brush material contains copper particles dispersed and configuring particle group structure supported in inner pores of a sintered body containing carbon as a major component. | 07-02-2009 |