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| Number | Title | Issue Date |
| 8187747 | Positive Electrode active material for non-aqueous electrolyte-based secondary battery, production method therefor and non-aqueous electrolyte-based secondary battery using the same The present invention provides a positive electrode active material for a non-aqueous electrolyte-based secondary battery, composed of a lithium/nickel composite oxide with high capacity, low cost and excellent heat stability, an industrially suitable production met... | 05/29/2012 |
| 8153297 | Positive electrode active material and non-aqueous electrolyte secondary battery containing the same In a non-aqueous electrolyte secondary battery comprising: a negative electrode containing, as a negative electrode active material, at least a material capable of absorbing and desorbing lithium ions or metal lithium; a positive electrode; and an electrolyte, an ox... | 04/10/2012 |
| 8148014 | Composite anode active material, method of preparing the same, and anode and lithium battery containing the material A composite anode active material including a transition metal; an intermetallic compound which includes the transition metal as one component and is capable of alloy formation with lithium; and carbon, where both the transition metal and the intermetallic compound ... | 04/03/2012 |
| 8057934 | Nickel electrode for alkaline secondary battery and alkaline secondary battery A nickel electrode for an alkaline secondary battery includes an electrically conductive base plate, and an active material particle supported on the conductive base plate and including a complex particle with a surface layer that mainly formed of a high-order cobal... | 11/15/2011 |
| 8053114 | Hydrogen-absorbing alloy electrode, alkaline storage battery, and method of manufacturing the alkaline storage battery Low temperature discharge capability and high rate discharge capability are improved in an alkaline storage battery that uses as its negative electrode a hydrogen-absorbing alloy electrode employing hydrogen-absorbing alloy particles containing at least nickel and a... | 11/08/2011 |
| 8043748 | Pasted nickel hydroxide electrode for rechargeable nickel-zinc batteries Active material for a positive electrode of a rechargeable alkaline electrochemical cell is made with nickel hydroxide particles or cobalt-coated nickel hydroxide particles treated with strongly oxidizing reagents such as alkali metal persulfate in alkaline solution... | 10/25/2011 |
| 8026002 | Battery cathode, a lithium ion battery using the same and processes for preparation thereof A battery cathode including a current collector and a cathode material coated on and/or filled in the current collector, said cathode material including a cathode active substance, a conductive additive and an adhesive, wherein said cathode material is coated with a... | 09/27/2011 |
| 8021782 | Nonaqueous electrolyte secondary battery The present invention provides a nonaqueous electrolyte secondary battery with an excellent packing property and remarkably improved high-temperature cycle characteristics and thermal stability. The nonaqueous electrolyte secondary battery 10 includes a posit... | 09/20/2011 |
| 8017270 | Electrochemical cell fabricated via liquid crystal templating An electrochemical cell comprising a cathode, an anode and an electrolyte is provided, wherein: the cathode comprises mesoporous nickel having a periodic arrangement of substantially uniformly sized pores of cross-section of the order of 10−8 to ... | 09/13/2011 |
| 8012624 | Sintered cathode compositions Provided are compositions useful as cathodes in lithium-ion electrochemical cells. The compositions include particles that include transition metal oxides that have at least two distinct phases with different compositions. Each of the distinct phases comprises a lay... | 09/06/2011 |
| 7981544 | Positive electrode for nonaqueous electrolyte secondary battery, and production method thereof A positive electrode for a nonaqueous electrolyte secondary battery using a positive electrode active material mixture according to an embodiment of the invention includes a positive electrode active material capable of intercalating and deintercalating a lithium io... | 07/19/2011 |
| 7976982 | Alkaline storage battery An alkaline storage battery includes, as main constituent elements, a positive electrode having nickel hydroxide as an active material, a negative electrode, a separator, and an electrolyte made of an aqueous alkali solution, and a foamed three-dimensional porous su... | 07/12/2011 |
| 7964309 | Non-aqueous electrolyte secondary cell and method for producing same A non-aqueous electrolyte secondary cell that has high capacity and excellent cycle characteristic while preventing cell swelling is provided. The positive electrode of the cell has, as the positive electrode active material, lithium nickel composite oxide represent... | 06/21/2011 |
| 7955734 | Non-aqueous electrolyte secondary battery A non-aqueous electrolyte secondary battery has a positive electrode containing a positive electrode active material, a negative electrode containing a negative electrode active material, and a non-aqueous electrolyte. The positive electrode active material includes... | 06/07/2011 |
| 7939200 | Non-aqueous electrolyte secondary battery As an alternative technique to lead-acid batteries, the present invention provides an inexpensive 2 V non-aqueous electrolyte secondary battery having excellent cycle life at a high rate by preventing volume change during charge and discharge. The non-aqueous electr... | 05/10/2011 |
| 7910246 | Positive electrode material, its manufacturing method and lithium secondary battery The object of the invention is to provide positive electrode material in which a discharge rate characteristic and battery capacity are hardly deteriorated in the environment of low temperature of −30° C., its manufacturing method and a lithium secondary battery ... | 03/22/2011 |
| 7892679 | Non-aqueous electrolyte secondary battery The non-aqueous electrolyte secondary battery of the present invention uses, as the positive electrode active material, a mixture of a lithium-containing transition metal oxide LiaNixMnyO2 (wherein a, x, and y respectively... | 02/22/2011 |
| 7851087 | Enclosed nickel-zinc primary battery, its anode and production methods for them A high-capacity enclosed nickel-zinc primary battery excellent in characteristics such as capacity maintenance factor, energy density, and high-efficient discharge characteristics, an anode using it, and a production method for them. An enclosed nickel-zinc primary ... | 12/14/2010 |
| 7838148 | Lithium nickel manganese cobalt composite oxide used as cathode active material for lithium rechargeable battery, manufacturing method thereof, and lithium rechargeable battery A lithium nickel manganese cobalt composite oxide used as a cathode active material for a lithium rechargeable battery, the composite oxide shown by the below general formula (1): LixNi1−y−zMnyCozO2 | 11/23/2010 |
| 7829221 | Cobalt containing positive electrode formulation for a nickel-zinc cell A nickel-zinc galvanic cell is provided, having a zinc oxide negative electrode, a nickel oxide positive electrode, and an alkaline electrolyte. Chemical additives are placed in each of the negative and positive electrodes. The positive nickel hydroxide electrode co... | 11/09/2010 |
| 7785742 | Lithium-nickel-cobalt-manganese containing composite oxide Coagulated particles of nickel-cobalt-manganese hydroxide wherein primary particles are coagulated to form secondary particles are synthesized by allowing an aqueous solution of a nickel-cobalt-manganese salt, an aqueous solution of an alkali-metal hydroxide, and an... | 08/31/2010 |
| 7776474 | Non-aqueous electrolyte secondary battery Disclosed is a non-aqueous electrolyte secondary battery having an electrode group in which a positive electrode and a negative electrode are spirally wound with a separator interposed therebetween. The positive electrode contains a positive electrode active materia... | 08/17/2010 |
| 7763383 | Sealed nickel-zinc primary cell The object of the invention is to provide an alkali primary battery being excellent in high rate discharge characteristics with less increase of the inner pressure by generating hydrogen in the overdischarge process. The invention provides a sealed nickel zinc prima... | 07/27/2010 |
| 7754384 | High-voltage positive electrode material having a spinel structure based on nickel and manganese for lithium cell batteries A spinel structure compound of the formula LiNi0.4Mn1.6O4-δ, wherein δ>0, has a lattice parameter of from 8.179 to 8.183 Å. The compound may be prepared by mixing carbonated precursors under stoichiometric conditions to produce a... | 07/13/2010 |
| 7749657 | Positive electrode material for lithium secondary battery, method for producing the same, and lithium secondary battery A positive electrode material for a lithium secondary battery which is high in safety, high in capacity, excellent in rate performance and high temperature storage performance and high in charge/discharge efficiency is provided. The positive electrode material for a... | 07/06/2010 |
| 7722989 | Non-aqueous electrolyte secondary battery with a positive active material comprising primary particles and secondary particles made of the primary particles As an alternative technique to lead-acid batteries, the present invention provides an inexpensive 2 V non-aqueous electrolyte secondary battery having excellent cycle life at a high rate by preventing volume change during charge and discharge. The non-aqueous electr... | 05/25/2010 |
| 7718315 | Alkaline battery and positive electrode material for alkaline battery comprising nickel oxyhydroxide and manganese dioxide There is disclosed an alkaline battery including a positive electrode material mixture, a negative electrode, a separator interposed between the positive electrode material mixture and the negative electrode, and an alkaline electrolyte, wherein the positive electro... | 05/18/2010 |
| 7709148 | Lithium-containing composite oxide and its production process To provide a process for producing a lithium-containing composite oxide for a positive electrode of a lithium secondary battery, which has a large volume capacity density, high safety, excellent durability for charge and discharge cycles and excellent low temperatur... | 05/04/2010 |
| 7700238 | Cathode active material and lithium secondary battery containing them Provided is a non-aqueous electrolyte-based, high-power lithium secondary battery having a long service life and superior safety at both room temperature and high temperature, even after repeated high-current charging and discharging. The battery comprises a mixture... | 04/20/2010 |
| 7682744 | Lithium secondary battery A lithium secondary battery having high capacity and good charge-discharge cycle performance is provided. The lithium secondary battery includes a negative electrode (2) containing silicon as a negative electrode active material, a positive electrode (1 | 03/23/2010 |
| 7670722 | Cathode active material and lithium secondary battery containing the same Provided is a non-aqueous electrolyte-based, high-power lithium secondary battery having a long service life and superior safety at both room temperature and high temperature, even after repeated high-current charging and discharging. The battery comprises a cathode... | 03/02/2010 |
| 7655357 | Non-aqueous electrolyte secondary battery A non-aqueous electrolyte secondary battery uses as its positive electrode active material a mixture of a first lithium-containing transition metal oxide containing nickel and manganese as transition metals and having a crystal structure belonging to the space group... | 02/02/2010 |
| 7625670 | Cathode material for secondary batteries with non-aqueous electrolyte, a process for preparing the cathode material and lithium secondary battery containing the same Provided are a cathode active material for a non-aqueous electrolyte lithium secondary battery, a process for preparing the same and a lithium secondary battery comprising the same. The cathode active material for a non-aqueous electrolyte lithium secondary battery ... | 12/01/2009 |
| 7601462 | Cathode active material for lithium rechargeable battery and lithium rechargeable battery using the same A cathode active material for a lithium rechargeable battery is provided. The cathode active material is used for a lithium rechargeable battery containing a cathode, an anode, and an electrolytic solution. The cathode active material is composed of 0.5% by weight o... | 10/13/2009 |
| 7582383 | Complex oxide materials and cathode materials for lithium ion battery A lithium secondary battery that is highly safe and has long life. The battery, which is a nonaqueous lithium secondary battery, utilizes a cathode active material comprising a complex oxide material having a layered structure containing at least Li and Ni and being... | 09/01/2009 |
| 7582382 | Non-sintered electrode of nickel hydroxide in a binder of cellulose compound and styrene-acrylate co-polymer for an electrochemical generator A non-sintered electrode containing a two-dimensional conductive support covered in a layer containing an electrochemically active material and a binder which is a mixture of a styrene-acrylate copolymer and a cellulose compound chosen from methylcellulose, carboxym... | 09/01/2009 |
| 7575831 | Co-precipitation method for the preparation of LiNiCoO-based cathode materials A method for preparing Li1+xNi1−yCoyO2 cathode materials is disclosed, wherein −0.2≦x≦0.2 and 0.05≦y≦0.5. The method includes the following steps: (A) adding a first solution into a second solution to form a mi... | 08/18/2009 |
| 7572552 | Nonaqueous electrolyte secondary battery The present invention provides a nonaqueous electrolyte secondary battery including a positive electrode, a negative electrode and a nonaqueous electrolyte. The negative electrode contains an alloy having a CeNiSi2 type crystal structure. ... | 08/11/2009 |
| 7569306 | Alkaline battery and manufacturing method of positive electrode material therefor An alkaline battery of the present invention includes a positive electrode material mixture including nickel oxyhydroxide. The nickel oxyhydroxide includes a secondary particle with a crystal structure mainly composed of γ-type at least a portion of the surface lay... | 08/04/2009 |
| 7527896 | Nonaqueous electrolyte secondary battery A nonaqueous electrolyte secondary battery which comprises a positive electrode including particles of lithium-containing layered nickel oxide represented by a general formula LiaNixCoyAlzMbO2, wherei... | 05/05/2009 |
