Patent application number | Description | Published |
20090291355 | POSITIVE ELECTRODE FOR NON-AQUEOUS ELECTROLYTE BATTERY, NEGATIVE ELECTRODE FOR NON-AQUEOUS ELECTROLYTE BATTERY, SEPARATOR FOR NON-AQUEOUS ELECTROLYTE BATTERY, AND NON-AQUEOUS ELECTROLYTE BATTERY USING THEM - The present invention provides a non-aqueous electrolyte battery, etc. that can reduce the manufacturing cost of the battery, meet the need for increased battery capacity, and at the same time improve various battery characteristics, such as high-rate charge-discharge capability, high-temperature cycle performance, and storage performance. | 11-26-2009 |
20100209774 | Non-aqueous electrolyte secondary battery and method of manufacturing the same - An inorganic particle layer, provided on a surface of a positive electrode, containing inorganic particles, a dispersion stabilizer made of at least one of a polyacrylic acid and a polyacrylate, and a water-system binder that is different from the dispersion stabilizer. A non-aqueous electrolyte secondary battery that has the inorganic particle layer, a positive electrode containing a positive electrode active material, a negative electrode containing a negative electrode active material, a non-aqueous electrolyte, and a separator provided between the positive electrode and the negative electrode. | 08-19-2010 |
20100248035 | LITHIUM SECONDARY BATTERY - A negative electrode mixture layer containing CMC and a hydroxy group-modified PVP. The mass ratio of CMC is greater than that of the hydroxy group-modified PVP. The hydroxy group-modified PVP has low affinity with a solvent for a solvent-system slurry that forms an inorganic particle layer. Adhesion strength is prevented from degrading after forming the inorganic particle layer on the negative electrode mixture layer. | 09-30-2010 |
20110076559 | POSITIVE ELECTRODE FOR NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY AND NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY - A positive electrode for a non-aqueous electrolyte secondary battery, having an active material layer containing a positive electrode active material and an inorganic particle layer provided on a surface of the active material layer. The inorganic particle contains inorganic particles, a polyvinyl pyrrolidone, and an aqueous binder. | 03-31-2011 |
20110165453 | NON-AQUEOUS ELECTROLYTIC SECONDARY BATTERY AND POSITIVE ELECTRODE FOR NON-AQUEOUS ELECTROLYTIC SECONDARY BATTERY - A nonaqueous electrolytic secondary battery and a positive electrode for a nonaqueous electrolytic secondary battery are provided. The positive electrode includes a positive electrode active material layer containing a positive electrode active material and a coupling agent represented by a general formula (1). The positive electrode active material includes lithium transition metal oxide particles. At least one rare-earth compound selected from the rare-earth compound group consisting of specific rare-earth hydroxides and specific rare-earth oxyhydroxides is fixed on the surfaces of the lithium transition metal oxide particles in a dispersed form. | 07-07-2011 |
20110212364 | POSITIVE ELECTRODE FOR NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY AND METHOD OF MANUFACTURING THE SAME, AND NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY USING THE POSITIVE ELECTRODE AND METHOD OF MANUFACTURING THE SAME - A positive electrode for a non-aqueous electrolyte secondary battery, having a positive electrode current collector and a positive electrode active material layer formed on the positive electrode current collector and containing LiCoO | 09-01-2011 |
20110223469 | NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY AND METHOD FOR PRODUCING THE SAME - A positive electrode active material with least part of a surface coated with a surface treatment layer composed of a phosphate compound. The phosphate compound contains at least one element selected from the group consisting of neodymium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, and lutetium. | 09-15-2011 |
20120189916 | 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, a non-aqueous electrolyte, a separator interposed between the positive electrode and the negative electrode, and a porous layer provided on a surface of the positive electrode. The porous layer contains titania particles, a dispersing agent, and an aqueous binder. The dispersing agent includes silica having an average particle size of less than 100 nm and less than that of the titania particles. | 07-26-2012 |
Patent application number | Description | Published |
20090311600 | NEGATIVE ELECTRODE FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY, NONAQUEOUS ELECTROLYTE SECONDARY BATTERY INCLUDING THE SAME AND METHOD FOR FABRICATION OF NEGATIVE ELECTRODE FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY - Provided are a negative electrode for a nonaqueous electrolyte secondary battery, which has a current collector and a mix layer strongly adhered to each other and can increase a capacity of a nonaqueous electrolyte secondary battery, a fabrication method of the negative electrode and a nonaqueous electrolyte secondary battery including the negative electrode. | 12-17-2009 |
20110059356 | NONAQUEOUS ELECTROLYTE SECONDARY BATTERY AND METHOD FOR MANUFACTURING NONAQUEOUS ELECTROLYTE SECONDARY BATTERY - In a nonaqueous electrolyte secondary battery including a positive electrode, a negative electrode and a nonaqueous electrolytic solution, the nonaqueous electrolytic solution contains a nitrile compound having a chain saturated hydrocarbon group and a nitrile group, the number of carbon atoms in the nitrile compound is four or more, and the positive electrode contains a positive-electrode active material on the surface of which particles of a rare earth element compound are deposited in dispersed form. | 03-10-2011 |
20110059372 | POSITIVE ELECTRODE FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY USING THE SAME - To provide a positive electrode for a nonaqueous electrolyte secondary battery having excellent flexibility and capable of increasing the reliability and productivity, and a nonaqueous electrolyte secondary battery using the positive electrode. The positive electrode for a nonaqueous electrolyte secondary battery includes an active material layer that contains: a positive-electrode active material; a binder made of a fluorine-contained resin containing a vinylidene fluoride unit; and an electrolyte represented by one of the following general formulae (1) and (2): | 03-10-2011 |
20110076571 | NONAQUEOUS ELECTROLYTE SECONDARY BATTERY - A nonaqueous electrolyte secondary battery is prevented from decreasing the remaining capacity and returned capacity at the time of continuous charge at high voltages and high temperatures. The battery has positive and negative electrodes, and a nonaqueous electrolytic solution containing ethylene carbonate and fluoroethylene carbonate as a solvent. The positive electrode contains a positive-electrode active material with the fine particles of a rare earth element compound deposited on its surface in a dispersed state. | 03-31-2011 |
20110159361 | NONAQUEOUS ELECTROLYTE SECONDARY BATTERY AND METHOD FOR PRODUCING THE SAME - A nonaqueous electrolyte secondary battery includes a positive electrode, a negative electrode and a nonaqueous electrolyte. At least one of the positive electrode and the negative electrode is an electrode including a current collector | 06-30-2011 |
20110159363 | COMPOSITION FOR ELECTRODE OF NONAQUEOUS ELECTROLYTE SECONDARY BATTERY, ELECTRODE FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY USING THE SAME AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY - A composition for an electrode of a nonaqueous electrolyte secondary battery contains an active material and a binder resin. The composition contains a vinylpyrrolidone-based polymer as the binder resin. The hydroxyl group equivalent of the vinylpyrrolidone-based polymer is within the range of 250 to 2500. | 06-30-2011 |
20120009472 | NEGATIVE ELECTRODE FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY - A negative electrode for a nonaqueous electrolyte secondary battery includes a negative-electrode current collector, a first negative-electrode active material layer, and a second negative-electrode active material layer. The first negative-electrode active material layer is formed on the negative-electrode current collector. The first negative-electrode active material layer contains graphite as a first negative-electrode active material. The second negative-electrode active material layer is formed on the first negative-electrode active material layer. The second negative-electrode active material layer contains a lithium titanate composite oxide as a second negative-electrode active material. | 01-12-2012 |
20120021282 | POSITIVE ELECTRODE FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY, NONAQUEOUS ELECTROLYTE SECONDARY BATTERY, AND METHOD FOR PRODUCING THE SAME - A positive electrode for a nonaqueous electrolyte secondary battery, which has excellent nonaqueous electrolyte permeability, a nonaqueous electrolyte secondary battery including the positive electrode, and a method for producing the same. A positive electrode for a nonaqueous electrolyte secondary battery includes a positive electrode current collector, and a positive electrode active material layer. The positive electrode active material layer is formed on the positive electrode current collector and contains a positive electrode active material, a binder, and an acid anhydride. | 01-26-2012 |
20120107682 | NONAQUEOUS ELECTROLYTE SECONDARY BATTERY AND METHOD FOR MANUFACTURING THE SAME - The present invention relates a nonaqueous electrolyte secondary battery with a porous layer containing inorganic particles formed on a surface of a positive electrode and provides a nonaqueous electrolyte secondary battery capable of reducing the incipient failure and having an excellent shelf life characteristic. The nonaqueous electrolyte secondary battery includes: a positive electrode containing a positive-electrode active material; a negative electrode containing a negative-electrode active material; a nonaqueous electrolyte; and a porous layer provided on a surface of the positive electrode, wherein the porous layer contains silica particles and an aqueous binder. | 05-03-2012 |
20120196183 | POSITIVE ELECTRODE FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY, PRODUCTION METHOD THEREOF AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY - The object is to obtain a positive electrode for a nonaqueous electrolyte secondary battery capable of suppressing gas generation even if continuous charging is performed at a high temperature. Provided is a positive electrode for a nonaqueous electrolyte secondary battery comprising a positive-electrode active material, wherein the positive-electrode active material has a surface-treated layer with a silane coupling agent represented by the following general formula (1): | 08-02-2012 |
20120196184 | NONAQUEOUS ELECTROLYTE SECONDARY BATTERY - Provided is a nonaqueous electrolyte secondary battery in which a negative-electrode active material containing a graphite material and silicon or a silicon compound is used and which has an excellent charge-discharge cycle characteristic. In the nonaqueous electrolyte secondary battery, the negative-electrode active material used is an active material containing a graphite material and silicon or a silicon compound, and the negative electrode binder used comprises a polyimide and polyvinylpyrrolidone. | 08-02-2012 |
Patent application number | Description | Published |
20080226988 | Nonaqueous electrolyte secondary battery - To obtain a nonaqueous electrolyte secondary battery which has excellent storage characteristics at elevated temperatures, and can inhibit an increase in battery resistance and a reduction in charge-discharge efficiency after storage, and can enhance safety. A nonaqueous electrolyte secondary battery having a negative electrode including a negative active material, a positive electrode including a positive active material, a nonaqueous electrolyte and a separator placed between the negative electrode and the positive electrode, wherein an inorganic particle layer including an inorganic particle which does not occlude and release lithium, a conductive material and a binder is placed on the surface of the negative electrode, and an electrically conducting path contacting with the surface of the negative electrode is formed in the inorganic particle layer by the conductive material. | 09-18-2008 |
20080241666 | Battery unit - A battery unit has a plurality of non-aqueous electrolyte secondary batteries connected in series, wherein at least two types of non-aqueous electrolyte secondary batteries (A | 10-02-2008 |
20080274410 | Non-aqueous electrolyte secondary battery - A non-aqueous electrolyte secondary battery is provided that remarkably improves battery reliability by quickly lowering the potential of the positive electrode while preventing separator shrinkage at high temperatures. A separator has on its surface a shrinkage-prevention-layer formed portion ( | 11-06-2008 |
20090081546 | POSITIVE ELECTRODE ACTIVE MATERIAL FOR NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY, PROCESS FOR PREPARING THE SAME, AND POSITIVE ELECTRODE FOR NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY AND NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY - A non-aqueous electrolyte secondary battery includes a positive electrode, a negative electrode, and a non-aqueous electrolyte. The positive electrode employs a positive electrode active material wherein oxide containing Al and/or hydroxide containing Al having a protruding-shape is uniformly distributed and adhered to the surface of a positive electrode active material particle. | 03-26-2009 |
20090246630 | Positive electrode for non-aqueous electrolyte battery and non-aqueous electrolyte battery - A positive electrode for a non-aqueous electrolyte battery includes a positive electrode active material layer containing at least a positive electrode active material and a binder and a coating layer containing a polymer provided on the positive electrode active material layer, wherein the polymer has a block chain A composed of a random copolymer containing a repeating unit (I) represented by formula (I), a repeating unit (II) represented by formula (II), and a block chain B containing a repeating unit (III) represented by formula (III) | 10-01-2009 |
20090317718 | Method of manufacturing positive electrode for non-aqueous electrolyte battery, slurry used therefor, and non-aqueous electrolyte battery - A method of manufacturing a positive electrode for a non-aqueous electrolyte battery is provided. The positive electrode has a current collector and an active material layer formed on the current collector. The method includes: coating a slurry onto the current collector, the slurry having a pH of from 5 to 9 and containing a positive electrode active material, water as a dispersion medium, carboxymethylcellulose, and a pH adjuster; and drying the coated slurry to form the active material layer. | 12-24-2009 |
20100273052 | NONAQUEOUS ELECTROLYTE SECONDARY BATTERY AND METHOD FOR MANUFACTURING THE SAME - A nonaqueous electrolyte secondary battery using electrodes including a mixture layer formed on a current collector by using an aqueous slurry is provided to enable efficient battery production, have a high adhesion strength in the electrode and enable improved battery performance. The nonaqueous electrolyte secondary battery includes a positive electrode, a negative electrode and a nonaqueous electrolyte, wherein at least one of the positive and negative electrodes is an electrode obtained by: forming a precoat layer | 10-28-2010 |
20110117434 | POSITIVE ELECTRODE ACTIVE MATERIAL FOR NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY, FABRICATION METHOD THEREOF, POSITIVE ELECTRODE FOR NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY, AND NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY - A positive electrode active material for non-aqueous electrolyte secondary battery is improved so that a reaction between the positive electrode active material and a non-aqueous electrolyte is restricted in a case where charging voltage is increased. | 05-19-2011 |
Patent application number | Description | Published |
20090246635 | Polymer for Lithium Ion Secondary Battery and Lithium Ion Secondary Battery Using Same - A polymer for bonding the positive electrode and negative electrode of a lithium secondary battery, which includes a positive electrode, a negative electrode and an electrolyte solution, with a separator arranged between the positive electrode and the negative electrode. The polymer contains a cationically polymerizable monomer unit (A), a monomer unit (B) providing affinity to the electrolyte solution, a monomer unit (C) providing poor solubility to the electrolyte solution, and a monomer unit (D) containing an anionic or nonionic hydrophilic group. This polymer can be obtained through radical polymerization such as emulsion polymerization or suspension polymerization, and is characterized by having a dissolution rate into a mixed solvent of ethylene carbonate (EC) and diethyl carbonate (DEC)[EC:DEC=5:5 (weight ratio)] of not more than 10% by weight. | 10-01-2009 |
20100233547 | SEPARATOR FOR NONAQUEOUS ELECTROLYTE BATTERY AND NONAQUEOUS ELECTROLYTE BATTERY - To obtain a separator for a nonaqueous electrolyte battery that has an excellent nonaqueous electrolyte permeability into an electrode and an excellent electrolyte retentivity of the electrode and achieves a large capacity, a high energy density and a good high-temperature charge characteristic. A separator 3 used for a nonaqueous electrolyte battery is formed by disposing a porous layer 2 made of inorganic fine particles and a resin binder on a porous separator substrate 1, the resin binder is made of at least one resin selected from the group consisting of polyimide resins, polyamide resins and polyamideimide resins and the molecular chain of the resin has a halogen atom content of 10% to 30% by weight, and the content of the resin binder in the porous layer is 5% by weight or more. | 09-16-2010 |
20100255380 | SEPARATOR FOR NONAQUEOUS ELECTROLYTE BATTERY AND NONAQUEOUS ELECTROLYTE BATTERY - To obtain a nonaqueous electrolyte battery that has an excellent nonaqueous electrolyte permeability into an electrode and an excellent electrolyte retentivity of the electrode and achieves a large capacity, a high energy density and a good high-temperature charge characteristic. A separator used for a nonaqueous electrolyte battery is formed by disposing a porous layer made of inorganic fine particles and a resin binder on a porous separator substrate. The resin binder is made of at least one resin selected from the group consisting of polyimide resins and polyamideimide resins, the resin having an acid value of 5.6 to 28.0 KOHmg/g and a logarithmic viscosity of 0.5 to 1.5 dl/g. The content of the resin binder in the porous layer is 5% by weight or more. | 10-07-2010 |
20130337324 | NONAQUEOUS ELECTROLYTE SECONDARY BATTERY AND METHOD FOR MANUFACTURING SAME - Provided is a nonaqueous electrolyte secondary battery in which a mixture of a graphite material and silicon or a silicon compound is used as a negative electrode active material and which has excellent cycle characteristics. A nonaqueous electrolyte secondary battery includes a positive electrode containing a positive electrode active material, a negative electrode containing a negative electrode active material, and a nonaqueous electrolyte, and is wherein the negative electrode contains the negative electrode active material and a negative electrode binder, the negative electrode active material is a mixture of a graphite material and silicon and/or a silicon compound that is contained in an amount less than that of the graphite material, and the negative electrode binder is polyacrylonitrile or a modified form thereof which has been heat-treated. | 12-19-2013 |
20140023933 | NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY, AND PROCESS FOR PRODUCING SAME - Provided are a non-aqueous electrolyte secondary battery having excellent high-temperature durability and capable of reducing the initial percent defective and a process for producing the same. The non-aqueous electrolyte secondary battery includes: a positive electrode containing a positive-electrode active material; negative electrode containing a negative-electrode active material; a non-aqueous electrolyte; and a porous layer provided on a surface of the positive electrode, wherein the porous layer contains inorganic solid electrolyte particles having a crystalline structure of rhombohedral crystal (R3c) with lithium ion conductivity represented by Li | 01-23-2014 |
20140127576 | ACTIVE MATERIAL FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERIES, METHOD FOR PRODUCING THE SAME, AND NEGATIVE ELECTRODE INCLUDING THE SAME - The invention provides an active material for nonaqueous electrolyte secondary batteries which contains a silicon oxide as an active material and can suppress the generation of gas during storage at high temperatures, a method for producing such active materials, a negative electrode for nonaqueous electrolyte secondary batteries including the active material, and a nonaqueous electrolyte secondary battery including the negative electrode. An active material for nonaqueous electrolyte secondary batteries is used which includes a silicon oxide having a surface coated with a polyacrylonitrile or a modified product thereof that has been heat treated. | 05-08-2014 |
20140349166 | NONAQUEOUS ELECTROLYTE SECONDARY BATTERY AND METHOD FOR MANUFACTURING THE SAME - The present invention provides a positive electrode for a nonaqueous electrolyte secondary battery in which after continuous charge is performed, an increase in battery thickness is suppressed, and a residual capacity rate is increased by reduction in gas generation amount and also provides a method for manufacturing the positive electrode described above. This positive electrode includes a positive electrode collector and a positive electrode active material layer which contains a positive electrode active material and a phosphate salt represented by NaH | 11-27-2014 |
20150030924 | POSITIVE ELECTRODE FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY, METHOD FOR PRODUCING THE SAME, AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY - [Object] To provide a positive electrode for a nonaqueous electrolyte secondary battery with which characteristics of the nonaqueous electrolyte secondary battery, such as a charge/discharge efficiency, a capacity retention ratio, and a discharge capacity retention ratio are not easily degraded even in the case where the nonaqueous electrolyte secondary battery is continuously charged at a high temperature. | 01-29-2015 |
20150207141 | NEGATIVE ELECTRODE FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY, METHOD FOR MANUFACTURING THE SAME, AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY - The present invention provides a nonaqueous electrolyte secondary battery which can significantly improve battery characteristics by suppression of decrease in discharge capacity at an initial cycle stage and by improvement in high-temperature charge storage characteristics. A negative electrode for a nonaqueous electrolyte secondary battery has a negative electrode mixture layer including a negative electrode active material which contains SiO | 07-23-2015 |
20150221950 | NEGATIVE ELECTRODE ACTIVE MATERIAL FOR NON-AQUEOUS ELECTROLYTE SECONDARY BATTERIES AND NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY USING NEGATIVE ELECTRODE ACTIVE MATERIAL - In a non-aqueous electrolyte secondary battery using SiO | 08-06-2015 |
Patent application number | Description | Published |
20080241697 | NON-AQUEOUS ELECTROLYTE BATTERY - In a non-aqueous electrolyte battery having a positive electrode ( | 10-02-2008 |
20090042100 | NON-AQUEOUS ELECTROLYTE BATTERY AND NEGATIVE ELECTRODE USED THEREIN - In a negative electrode for a non-aqueous electrolyte battery, in which a negative electrode active material layer ( | 02-12-2009 |
20090053602 | POSITIVE ELECTRODE FOR NON-AQUEOUS ELECTROLYTE BATTERY AND METHOD OF MANUFACTURING THE SAME, AND NON-AQUEOUS ELECTROLYTE BATTERY AND METHOD OF MANUFACTURING THE SAME - A method of manufacturing a positive electrode for a non-aqueous electrolyte battery includes: applying a positive electrode slurry onto a positive electrode current collector, the positive electrode slurry containing a positive electrode active material, a conductive agent, carboxymethylcellulose, and a latex-based plastic. The method is characterized by including: a first step of dispersing and mixing the carboxymethylcellulose and the conductive agent in an aqueous solution to prepare a conductive agent slurry; and a second step of dispersing and mixing the positive electrode active material and the latex-based plastic in the conductive agent slurry, to prepare the positive electrode slurry. | 02-26-2009 |
20090053609 | NON-AQUEOUS ELECTROLYTE BATTERY - In a non-aqueous electrolyte battery including: a positive electrode; a negative electrode; a separator located between the positive and negative electrodes; a non-aqueous electrolyte; and an inorganic particle layer being located on the surface of at least one of the positive and negative electrodes, the inorganic particle layer contains inorganic particles and a binder, the inorganic particles include spherical or substantially spherical inorganic particles and non-spherical inorganic particles. | 02-26-2009 |
20090136848 | NON-AQUEOUS ELECTROLYTE BATTERY AND METHOD OF MANUFACTURING THE SAME - [Problem] A non-aqueous electrolyte battery is provided that shows good cycle performance and good storage performance under high temperature conditions and exhibits high reliability even with a battery configuration featuring high capacity. A method of manufacturing the battery is also provided. | 05-28-2009 |
20090197181 | NON-AQUEOUS ELECTROLYTE BATTERY AND METHOD OF MANUFACTURING THE SAME - [Problem] A non-aqueous electrolyte battery is provided that shows good cycle performance and good storage performance under high temperature conditions and exhibits high reliability even with a battery configuration featuring high capacity. A method of manufacturing the battery is also provided. | 08-06-2009 |
20090208840 | NON-AQUEOUS ELECTROLYTE BATTERY AND METHOD OF MANUFACTURING THE SAME - [Problem] A non-aqueous electrolyte battery is provided that shows good cycle performance and good storage performance under high temperature conditions and exhibits high reliability even with a battery configuration featuring high capacity. A method of manufacturing the battery is also provided. | 08-20-2009 |
20120040086 | POSITIVE ELECTRODE FOR NON-AQUEOUS ELECTROLYTE BATTERY AND METHOD OF MANUFACTURING THE SAME, AND NON-AQUEOUS ELECTROLYTE BATTERY AND METHOD OF MANUFACTURING THE SAME - A method of manufacturing a positive electrode for a non-aqueous electrolyte battery includes: applying a positive electrode slurry onto a positive electrode current collector, the positive electrode slurry containing a positive electrode active material, a conductive agent, carboxymethylcellulose, and a latex-based plastic. The method is characterized by including: a first step of dispersing and mixing the carboxymethylcellulose and the conductive agent in an aqueous solution to prepare a conductive agent slurry; and a second step of dispersing and mixing the positive electrode active material and the latex-based plastic in the conductive agent slurry, to prepare the positive electrode slurry. | 02-16-2012 |
20140272582 | POSITIVE ELECTRODE ACTIVE MATERIAL FOR NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY HAVING RARE EARTH HYDROXIDE AND/OR OXYHYDROXIDE - In a non-aqueous electrolyte secondary battery including a positive electrode | 09-18-2014 |