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| Number | Title | Issue Date |
| 8182942 | Anode and lithium battery with the anode An anode and a lithium battery comprising the same are disclosed. The anode comprises a current collector, and an anode material coated on or filled within the current collector. The anode material comprises a carbon material and an adhesive, and the adhesive compri... | 05/22/2012 |
| 8173302 | Sulfur-carbon material An electrode material having carbon and sulfur is provided. The carbon is in the form of a porous matrix having nanoporosity and the sulfur is sorbed into the nanoporosity of the carbon matrix. The carbon matrix can have a volume of nanoporosity between 10 and 99%. ... | 05/08/2012 |
| 8163423 | Non-aqueous electrolyte battery and method of manufacturing the same Gas generation of a non-aqueous electrolyte battery having a negative active material that intercalates/deintercalates lithium ions at a potential not lower than 1.2 V relative to the potential of lithium as negative electrode is suppressed. A non-aqueous ele... | 04/24/2012 |
| 8158284 | Lithium ion secondary battery A lithium ion secondary battery is capable of improving the energy density and power density and excellent in high rate cycle characteristics applicable to hybrid cars, etc. The lithium ion secondary battery including a positive electrode of a lithium transition met... | 04/17/2012 |
| 8148017 | Electrochemical energy storage device An electrochemical energy storage device includes a negative electrode which contains a carbon material and has a negative electrode potential of 1.4 V or less relative to a lithium reference when being charged, and a non-aqueous electrolyte solution prepared by dis... | 04/03/2012 |
| 8133617 | Non-aqueous electrolyte battery, method of manufacturing the same and method of using the same A non-aqueous electrolyte battery includes a non-aqueous electrolyte containing an electrolytic salt and a non-aqueous solvent, a positive electrode, and a negative electrode having a negative active material that intercalates/deintercalates lithium ions at a potent... | 03/13/2012 |
| 8129051 | Graphite particles and lithium secondary battery using the same as negative electrode A graphite particle obtained by assembling or binding together a plurality of flat-shaped particles so that the planes of orientation are not parallel to one another, or a graphite particle in which aspect ratio is 5 or less or specific surface area is 8 m2 | 03/06/2012 |
| 8119288 | Hybrid anode compositions for lithium ion batteries The present invention provides an exfoliated graphite-based hybrid material composition for use as an electrode, particularly as an anode of a lithium ion battery. The composition comprises: (a) micron- or nanometer-scaled particles or coating which are capable of a... | 02/21/2012 |
| 8119287 | Nonaqueous electrolyte rechargeable battery, and negative electrode and material thereof A negative electrode material for a nonaqueous electrolyte rechargeable battery that can stably and efficiently realize a high-performance nonaqueous electrolyte rechargeable battery in which a high discharge capacity, high charge/discharge efficiency at an initial ... | 02/21/2012 |
| 8114544 | Methods and apparatus for increasing biofilm formation and power output in microbial fuel cells A method and an apparatus is provided for increasing biofilm formation and power output in microbial fuel cells. An anode material in a microbial fuel cell has a three-dimensional and ordered structure. The anode material fills an entire anode compartment, and it is... | 02/14/2012 |
| 8105716 | Active material for rechargeable lithium battery and rechargeable lithium battery including same The present invention relates to an active material for a rechargeable lithium battery and a rechargeable lithium battery including the same. The active material includes an active material and a fiber-shaped or tube-shaped carbon conductive material attached to the... | 01/31/2012 |
| 8097364 | Electroactive material for charge transport An electroactive material for charge transport. The material is formed of a plurality of nanocomponents including nanoparticles, in turn formed of conductive carbon-based clusters bound together by a conductive carbon-based cluster binder including nanoclusters and ... | 01/17/2012 |
| 8084159 | Cathode active material and secondary battery comprising the same Disclosed are a cathode active material and a secondary battery including the same. Herein, the cathode active material includes (a) a first lithium-containing metal composite oxide and (b) a second lithium-containing metal composite oxide coated on an entire partic... | 12/27/2011 |
| 8029931 | Anode active material, method of preparing the same, and anode and lithium battery containing the material An anode active material comprises graphite core particles, and a first coating layer and a second coating layer formed on the surface of the graphite core particles. The first coating layer comprises silicon microparticles and the second coating layer comprises car... | 10/04/2011 |
| 8017272 | Anode of a lithium battery and method for fabricating the same An anode of a lithium battery includes a composite film, the composite film comprising a carbon nanotube film structure and a plurality of nanoscale tin oxide particles dispersed therein. A method for fabricating an anode of a lithium battery, the method includes th... | 09/13/2011 |
| 8003257 | Method for producing anode for lithium secondary battery and anode composition, and lithium secondary battery The invention relates to an anode for lithium secondary battery comprising vapor grown carbon fiber uniformly dispersed without forming an agglomerate of 10 μm or larger in an anode active material using natural graphite or artificial graphite, which anode is excel... | 08/23/2011 |
| 7976984 | Powdered graphite and nonaqueous electrolyte secondary battery A powdered graphite and a nonaqueous electrolyte secondary battery are provided. A nonaqueous electrolyte secondary battery is provided which has a highly efficient charge and discharge performance and superior cycle properties. Spheroidizing treatment is appropriat... | 07/12/2011 |
| 7947394 | Non-aqueous electrolyte secondary battery-use cathode material, production method therefor, non-aqueous electrolyte secondary battery-use cathode and non-aqueous electrolyte secondary battery using the cathode material In order to provide a nonaqueous electrolyte secondary battery negative electrode material that has an excellent discharging capacity, the charge/discharge efficiency and the charge load characteristics, a manufacturing method thereof, a nonaqueous electrolyte secon... | 05/24/2011 |
| 7947395 | Graphite particles and lithium secondary battery using the same as negative electrode A graphite particle obtained by assembling or binding together a plurality of flat-shaped particles so that the planes of orientation are not parallel to one another, or a graphite particle in which aspect ratio is 5 or less or specific surface area is 8 m2 | 05/24/2011 |
| 7927744 | Anode active material and battery using the same A battery with a high capacity and superior cycle characteristics and an anode active material used in the battery are provided. An anode includes an anode active material capable of reacting with lithium. The anode active material includes at least tin, cobalt and ... | 04/19/2011 |
| 7919208 | Anode active material and battery A battery capable of obtaining a high capacity and reducing its expansion is provided. A spirally wound electrode body formed through laminating a cathode and an anode with a separator and an electrolyte in between to form a laminate and spirally winding the laminat... | 04/05/2011 |
| 7906240 | Negative electrode for lithium secondary battery and lithium secondary battery A negative electrode for a lithium secondary battery, comprising a layer of a mixture containing graphite powder and an organic binder on a current collector, wherein a diffraction intensity ratio (002)/(110) measured by X-ray diffractometry of the layer of a mixtur... | 03/15/2011 |
| 7897283 | Non-aqueous secondary battery-use graphite composite particle, cathode active substance material containing IT, cathode and non-aqueous secondary battery To provide a nonaqueous secondary battery ensuring that a charge-discharge irreversible capacity at an initial cycle is sufficiently small even when an active material layer comprising a negative electrode active material on a current collector is increased in a den... | 03/01/2011 |
| 7858239 | Negative electrode material for non-aqueous electrolyte secondary battery, process for producing the same, negative electrode, and non-aqueous electrolyte secondary battery A negative electrode material for non-aqueous electrolyte secondary batteries, which is best suited for large current I/O non-aqueous electrolyte secondary batteries represented by those for hybrid electric vehicles (HEVs), which are unlikely to be influenced by the... | 12/28/2010 |
| 7858238 | High voltage and high specific capacity dual intercalating electrode Li-ion batteries The present invention provides high capacity and high voltage Li-ion batteries that have a carbonaceous cathode and a nonaqueous electrolyte solution comprising LiF salt and an anion receptor that binds the fluoride ion. The batteries can comprise dual intercalating... | 12/28/2010 |
| 7838150 | Nonaqueous lithium secondary battery with carbon electrodes A nonaqueous lithium secondary battery comprising a positive electrode, a negative electrode, and a nonaqueous electrolyte, wherein: 1) the positive electrode comprises a porous carbonaceous material whose BET specific surface area is at least 500 m2/g, o... | 11/23/2010 |
| 7811706 | Battery A battery capable of improving the energy density and cycle characteristics is provided. A cathode active material layer contains a complex oxide containing Li and Co as a cathode active material. An anode active material layer contains a CoSnC containing material c... | 10/12/2010 |
| 7799460 | Negative electrode active material for lithium-based secondary battery and method of preparing same A negative electrode active material for a lithium-based secondary battery includes a crystalline artificial graphite having an intensity ratio I(110)/I(002) of an X-ray diffraction peak intensity I(002) at a (002) plane to an X-ray diffraction peak intensity I(110)... | 09/21/2010 |
| 7781103 | Negative active material for lithium secondary battery and negative electrode and lithium secondary battery comprising same A negative electrode for a lithium secondary battery of the present invention includes a negative active material including a plate-shaped carbon powder particle agglomerated in a primary structure in which the plate-shaped particle is oriented in a plane direction ... | 08/24/2010 |
| 7771891 | Ionic conductor, process for production thereof, and electrochemical device Disclosed herein are an ionic conductor including a proton conductor, a process for production thereof, and an electrochemical device (such as fuel cell) with said ionic conductor, said ionic conductor being superior in ionic conductivity, water resistance, and film... | 08/10/2010 |
| 7763387 | Negative electrode for secondary cell and secondary cell using the same Since a first layer (a carbon layer 2a) whose chief ingredient is carbon and a second layer (Li absorbing layer 3a) containing particles having a theoretical capacity greater than that of graphite are formed on anode collector 1... | 07/27/2010 |
| 7759008 | Sodium ion batteries Sodium ion batteries are based on sodium based active materials selected among compounds of the general formula AaMb(XY4)cZd, wherein A comprises sodium, M comprises one or more metals, comprising at least one m... | 07/20/2010 |
| 7754385 | Anode active material with improved electrochemical properties and electrochemical device comprising the same Disclosed is an anode active material, comprising: (a) a carbonaceous material; and (b) a carbide coating layer partially or totally formed on a surface of the carbonaceous material, the carbide coating layer comprising at least one element selected from the group c... | 07/13/2010 |
| 7749659 | Nonaqueous electrolyte battery The present invention uses a mixture of spherical carbonaceous materials having different average particle sizes as an anode active material in an anode composite mixture layer of an anode. The spherical carbonaceous material of large particle size decreases the rea... | 07/06/2010 |
| 7745047 | Nano graphene platelet-base composite anode compositions for lithium ion batteries The present invention provides a nano-scaled graphene platelet-based composite material composition for use as an electrode, particularly as an anode of a lithium ion battery. The composition comprises: (a) micron- or nanometer-scaled particles or coating which are ... | 06/29/2010 |
| 7736808 | Non-aqueous electrolyte secondary battery A non-aqueous electrolyte secondary battery of the present invention includes a positive electrode including a positive electrode material mixture, a negative electrode including a negative electrode material mixture, and a non-aqueous electrolyte including a non-aq... | 06/15/2010 |
| 7713661 | Negative electrodes for zinc nickel secondary batteries and their fabrication methods The present invention relates to negative electrode for zinc nickel secondary batteries and the fabrication methods. These negative electrodes contain hydrophobic porous conductive granules such as carbon black granules with a hydrophobic material adsorbed. The fabr... | 05/11/2010 |
| 7700239 | Graphite particles and lithium secondary battery using the same as negative electrode A graphite particle obtained by assembling or binding together a plurality of flat-shaped particles so that the planes of orientation are not parallel to one another, or a graphite particle in which aspect ratio is 5 or less or specific surface area is 8 m2 | 04/20/2010 |
| 7682750 | Lithium ion battery comprising nanomaterials A lithium ion battery includes a cathode (10) having a plurality of lithium-cobalt-nickel oxide nanoparticles, an anode (20) having at least one carbon nanotube array (22), an electrolyte, and a membrane (30) separating the anode from the... | 03/23/2010 |
| 7674555 | Electrode material, and production method and use thereof An electrode material comprising a particle containing at least one member selected from the particles containing silicon, tin, silicon compound and tin compound, and fibrous carbon. The particle includes: (1) a particle comprising at least one member of a silicon p... | 03/09/2010 |
