Patent application number | Description | Published |
20110049435 | Optical film having antistatic layer, polarizing plate and image display device - An optical film includes a transparent support and at least one antistatic layer formed from a composition containing an electrically conductive polymer, a polyfunctional monomer having two or more polymerizable groups, at least one compound selected from a compound represented by the formula (1) as defined herein, a compound represented by the formula (2) as defined herein and a trivalent phosphorus compound, and a photopolymerization initiator. | 03-03-2011 |
20120075706 | Optical film having antistatic layer, antireflection film, polarizing plate and image display device - An optical film having a transparent support having thereon at least a hardcoat layer and an antistatic layer in this order, wherein the hardcoat layer and the antistatic layer are formed by simultaneously coating compositions for forming respective layers, the antistatic layer comprises at least (A) an electrically conductive organic compound and (B) a polyfunctional monomer having three or more polymerizable groups, a content of an inorganic oxide fine particle in the antistatic layer is less than 10 weight % based on an entire solid content of the antistatic layer, and a common logarithmic value (LogSR) of surface resistivity SR (Ω/sq) on the antistatic layer side with respect to the transparent support is 13 or less. | 03-29-2012 |
20120077046 | Composition for forming hardcoat layer, optical film, method of producing optical film, polarizing plate and image display device - A composition for forming a hardcoat layer, contains: at least one antifouling agent selected from a fluorine-containing compound having a polymerizable unsaturated group and a polysiloxane compound having a weight average molecular weight of 15,000 or more and a polymerizable unsaturated group; dimethyl carbonate; a compound having an unsaturated double bond; and a photopolymerization initiator. | 03-29-2012 |
20120077047 | Antistatic hardcoat layer-forming composition, optical film, production method of optical film, polarizing plate and image display device - A antistatic hard coat layer-forming composition having the following (a), (b), (c) and (d): (a) an ion-conducting compound, (b) a polyethylene oxide compound having one or more photopolymerizable groups, having no hydroxyl group, and having a —(CH | 03-29-2012 |
20120207990 | PRODUCTION METHOD OF ANTIREFLECTION FILM, ANTIREFLECTION FILM AND COATING COMPOSITION - A production method of an antireflection film comprises, in order, a step of applying a coating composition obtained by mixing the following components (A) to (D) on a base material to form a coating film, a step of drying the coating film to volatilize the solvent therefrom, and a step of curing the coating film to form a cured layer, wherein a multilayer structure having different refractive indexes is formed from the coating composition: (A) a compound having at least one structure selected from a fluorine-containing hydrocarbon structure and a polysiloxane structure and at least one isocyanate group; (B) an inorganic fine particle; (C) a curable binder containing no fluorine atom in the molecule; and (D) a solvent; provided that the mass ratio of [component (A)+component (B)]/[component (C)] is from 1/199 to 60/40. | 08-16-2012 |
20120207992 | PRODUCTION METHOD OF ANTIREFLECTION FILM, ANTIREFLECTION FILM AND COATING COMPOSITION - A production method of an antireflection film comprises, in order, a step of applying a coating composition obtained by mixing the following components (A) to (D) on a base material to form a coating film, a step of drying the coating film to volatilize the solvent therefrom, and a step of curing the coating film to form a cured layer, wherein a multilayer structure having different refractive indexes is formed from the coating composition: (A) a compound having at least one structure selected from a fluorine-containing hydrocarbon structure and a polysiloxane structure and at least one basic functional group, (B) an inorganic fine particle, (C) a curable binder containing no fluorine atom in the molecule, and (D) a solvent, provided that the mass ratio of [component (A)+component (B)]/[component (C)] is from 1/199 to 60/40. | 08-16-2012 |
20120270021 | METHOD FOR PRODUCING ANTIREFLECTION FILM, ANTIREFLECTION FILM, AND COATING COMPOSITION - The method for producing an antireflection film is provided. The method includes, a step of coating a coating composition including the following components (A) to (D) on a base material to form a coating film, a step of volatilizing the solvent from the coating film for drying the coating film, and a step of curing the coating film to form a cured layer, in which a multilayer structure having different refractive indices from the coating composition is formed: (A) a fluorine-containing polymer with a specific structure, having a polyalkylene oxide group in the molecule, (B) non-surface-modified inorganic fine particles, or inorganic fine particles that are surface-treated with a silane coupling agent having a molecular weight of 600 or less, (C) a curable binder having no fluorine atom in the molecule, and (D) a solvent, provided that the mass ratio of [component (A)+component (B)]/[component (C)] is from 1/199 to 60/40. | 10-25-2012 |
20130052434 | ANTISTATIC HARD COAT LAYER FORMING COMPOSITION, OPTICAL FILM, OPTICAL FILM MANUFACTURING METHOD, POLARIZATION PLATE, AND IMAGE DISPLAY DEVICE - Providing is an antistatic hard-coat-layer forming composition including a nonvolatile component containing a conductive polymer (a) a compound (b) and a photo-polymerization initiator (c); and a volatile component containing a solvent (d) having a hydroxyl group, and a solvent (e) having no hydroxyl group where the boiling point is 120° C. or less, wherein the solvent (d) contains a solvent (d2) with 4 or more carbon atoms having a hydroxyl group where the boiling point is 90° C. or more and the SP value is 22.0 to 35.0, the proportion of the polymer (a) in the nonvolatile component is 1 to 20 mass %, the proportion of the solvent (d) in the volatile component is 0.5 to 25 mass %, and the proportion of the component (d2) in the component (d) is 80 to 100 mass %. | 02-28-2013 |
20130084442 | METHOD OF MANUFACTURING ANTI-REFLECTION FILM, ANTI-REFLECTION FILM AND COATING COMPOSITION - A method of manufacturing an anti-reflection film, the method forming a multi-layer structure with different refractive indices from a coating composition in which the following (A) to (F) components are mixed. (A) Fluorine-containing polymer including a fluorine-containing hydrocarbon structure and a constituent unit derived from a compound having at least one group selected from a polyalkylene oxide group and a basic functional group, (B) Low refractive index inorganic fine particles which are not surface-modified or low refractive index inorganic fine particles which are surface-treated with a silane coupling agent having the molecular weight of 600 or less, (C) A curable binder containing no fluorine atoms in the molecule, (D) A solvent, (E) A polyfunctional fluorine-containing curable compound, and (F) High refractive index inorganic fine particles treated with a specific surface modifying agent. | 04-04-2013 |
20130135726 | ANTISTATIC ANTIREFLECTION FILM, METHOD FOR MANUFACTURING ANTISTATIC ANTIREFLECTION FILM, POLARIZING PLATE AND IMAGE DISPLAY DEVICE - An antistatic antireflection film, including; a support; a hardcoat layer formed from a composition for a hardcoat layer containing at least a compound having a quaternary ammonium salt group; and a low refractive index layer formed from a composition for a low refractive index layer containing at least the following (a), (b), (c) and (d), in this order, wherein, (a) is an ethylenically unsaturated group-containing fluoropolymer, (b) is a fluorine-containing polyfunctional monomer having a surface free energy of 23 mN/m or more when a film is formed alone, four or less —CF | 05-30-2013 |
20130258467 | POLYMERIZABLE COMPOSITION AND ANTIREFLECTIVE FILM, POLARIZING PLATE AND IMAGE DISPLAY DEVICE USING THE SAME - The invention is directed to a polymerizable composition containing: a compound containing a repeating unit having a polyether structure having a fluorine atom and four or more polymerizable groups and being represented by the formula (I) as defined herein; a photopolymerization initiator; and an organic solvent, or a polymerizable composition containing: a compound containing a repeating unit having a polyether structure having a fluorine atom and four or more polymerizable groups and being represented by one of the formulae (I-1) to (I-5) as defined herein; a photopolymerization initiator; and an organic solvent. | 10-03-2013 |
20140141235 | OPTICAL FILM HAVING ANTISTATIC LAYER, POLARIZING PLATE, AND IMAGE DISPLAY DEVICE - An optical film includes a transparent support and at least one antistatic layer formed from a composition containing an electrically conductive polymer, a polyfunctional monomer having two or more polymerizable groups, at least one compound selected from a compound represented by the formula (1) as defined herein, a compound represented by the formula (2) as defined herein and a trivalent phosphorus compound, and a photopolymerization initiator. | 05-22-2014 |
20150212368 | LIQUID CRYSTAL DISPLAY - There is provided a liquid crystal display including: a liquid crystal cell in which a liquid crystal layer is installed between two glass substrates; polarizing plates on both surfaces of the liquid crystal cell; and a backlight at a rear side of the liquid crystal cell, which is a non-visual side, wherein in a polarizing plate at a front side of the liquid crystal cell, which is a visual side, a difference in a moisture content of the polarizing plate at the front side under a specific condition in elapse of time is 0.01% or more and 3.0% or less. | 07-30-2015 |
20160033687 | OPTICAL FILM, PROCESS FOR PRODUCING OPTICAL FILM, POLARIZER, AND IMAGE DISPLAY DEVICE - There is provided an optical film which includes a light transmissive support body containing a thermoplastic resin, a layer containing the thermoplastic resin and a resin cured with light and/or heat, and a layer containing a resin same as the resin cured with light and/or heat and a cyclic polyolefin-based resin in this order. | 02-04-2016 |
20160077239 | ANTIREFLECTIVE FILM, POLARIZING PLATE, COVER GLASS, IMAGE DISPLAY DEVICE, AND METHOD OF MANUFACTURING ANTIREFLECTIVE FILM - There is provided an antireflective film, including: a plastic substrate; a infiltration layer; and an antireflective layer containing metallic oxide fine particles with an average primary particle diameter of 50 nm to 250 nm and a viscosity increasing compound, in this order, wherein the infiltration layer contains a polymer of a (meth)acrylate compound having a molecular weight of 400 or less, and the antireflective layer has a moth-eye structure including an uneven shape formed by the metallic oxide fine particles. | 03-17-2016 |
Patent application number | Description | Published |
20130280639 | PRODUCTION PROCESS FOR ELECTRODE CATALYST FOR FUEL CELL AND USES THEREOF - A production process for an electrode catalyst for a fuel cell, which includes a step (I) of mixing a nitrogen-containing organic substance, a transition metal compound and conductive particles with a solvent and a step (II) of calcining a mixture obtained in the step (I). | 10-24-2013 |
20130288154 | METHOD FOR PRODUCING FUEL CELL ELECTRODE CATALYST, FUEL CELL ELECTRODE CATALYST, AND USES THEREOF - A method for producing a fuel cell electrode catalyst, including: a step (1) of mixing at least a metal compound (1), a nitrogen-containing organic compound (2), a compound (3) containing fluorine and at least one element A selected from the group consisting of boron, phosphorus, and sulfur, and a solvent to obtain a catalyst precursor solution, a step (2) of removing the solvent from the catalyst precursor solution, and a step (3) of heat-treating a solid residue, obtained in the step (2), at a temperature of 500 to 1100° C. to obtain an electrode catalyst; a portion or the entirety of the metal compound (1) being a compound containing, as a metal element, at least one transition metal element M1 selected from the elements of group 4 and group 5 of the periodic table; and at least one of the compounds (1), (2), and (3) having an oxygen atom. | 10-31-2013 |
20130295483 | METHOD FOR PRODUCING FUEL CELL ELECTRODE CATALYST, FUEL CELL ELECTRODE CATALYST, AND USES THEREOF - A method for producing a fuel cell electrode catalyst including a metal element selected from aluminum, chromium, manganese, iron, cobalt, nickel, copper, strontium, yttrium, tin, tungsten, and cerium and having high catalytic activity through heat treatment at comparatively low temperature. The method including: a step (1) of mixing at least a certain metal compound (1), a nitrogen-containing organic compound (2), and a solvent to obtain a catalyst precursor solution, a step (2) of removing the solvent from the catalyst precursor solution, and a step (3) of heat-treating a solid residue, obtained in the step (2), at a temperature of 500 to 1100° C. to obtain an electrode catalyst; a portion or the entirety of the metal compound (1) being a compound containing, as the metal element, a metal element M1 selected from aluminum, chromium, manganese, iron, cobalt, nickel, copper, strontium, yttrium, tin, tungsten, and cerium. | 11-07-2013 |
20130330659 | METHOD FOR PRODUCING FUEL CELL ELECTRODE CATALYST - A method for producing a fuel cell electrode catalyst, including a step (I) of bringing an aqueous solution of a transition metal compound (1) into contact with ammonia and/or ammonia water to generate a precipitate (A) containing an atom of the transition metal, a step (II) of mixing at least the precipitate (A), an organic compound (B), and a liquid medium (C) to obtain a catalyst precursor liquid, and a step (IV) of subjecting the solid in the catalyst precursor liquid to heat treatment at a temperature of 500 to 1200° C. to obtain an electrode catalyst; a portion or the entirety of the transition metal compound (1) being a compound containing a transition metal element of group 4 or group 5 of the periodic table; and the organic compound (B) being at least one selected from sugars and the like. | 12-12-2013 |
20140186743 | FUEL CELL CATALYST LAYER AND USES THEREOF - Provided is a fuel cell catalyst layer which has a catalytic performance equivalent to or higher than fuel cell catalyst layers containing platinum alone and which is inexpensive. The fuel cell catalyst layer of the present invention includes a metal oxycarbonitride-containing layer (I) and a platinum-containing layer (II). It is preferable that the mass ratio per unit area of the metal oxycarbonitride in the layer (I) to platinum in the layer (II) (metal oxycarbonitride/platinum) is 2 to 500. It is preferable that the mass per unit area of platinum in the layer (II) is 0.005 to 0.2 mg/cm | 07-03-2014 |
Patent application number | Description | Published |
20130115542 | METHOD FOR PRODUCING FUEL CELL CATALYST, FUEL CELL CATALYST, AND USES THEREOF - A method for producing a fuel cell catalyst containing a metal oxycarbonitride, the method including: a step of producing a metal oxycarbonitride by heating a metal carbonitride in an inert gas containing oxygen gas; and a step of bringing the metal oxycarbonitride into contact with an acidic solution. | 05-09-2013 |
20130302715 | PROCESS FOR PRODUCING CATALYST CARRIER, PROCESS FOR PRODUCING COMPOSITE CATALYST, COMPOSITE CATALYST, AND FUEL CELL USING SAME - A catalyst carrier production process includes a step (a) of mixing a transition metal compound (1), a nitrogen-containing organic compound (2), and a solvent to provide a catalyst carrier precursor solution; a step (b) of removing the solvent from the catalyst carrier precursor solution; and a step (c) of thermally treating a solid residue obtained in the step (b) at a temperature of 500 to 1100° C. to provide a catalyst carrier; wherein the transition metal compound (1) is partly or wholly a compound including a transition metal element (M1) selected from the group 4 and 5 elements of the periodic table as a transition metal element; and at least one of the transition metal compound (1) and the nitrogen-containing organic compound (2) includes an oxygen atom. | 11-14-2013 |
20140120454 | FUEL CELL ELECTRODE CATALYST AND PRODUCTION PROCESS THEREOF - A fuel cell electrode catalyst which includes, at least, M1 that is at least one element selected from 3 to 7 group transition metal elements; M2 that is at least one element selected from iron group elements; M3 that is at least one element selected from 13 group elements; carbon; nitrogen; and oxygen, as constitutional elements, wherein when the atomic ratios of the elements (M1:M2:M3:carbon:nitrogen:oxygen) are represented by a:b:c:x:y:z, 0 | 05-01-2014 |
20140193739 | OXYGEN REDUCTION CATALYST, METHOD FOR PRODUCING THE SAME, AND POLYMER ELECTROLYTE FUEL CELL - It is an object of the present invention to provide an oxygen reducing catalyst having high catalytic activity and high durability using a transition metal (such as titanium); and a method for producing a fuel cell electrode catalyst using the oxygen reducing catalyst. The present invention provides the oxygen reduction catalyst including titanium, carbon, nitrogen, and oxygen as constituent elements at a specific ratio, wherein in XRD measurement using a Cu—Kα ray, peaks are each present in at least regions A and B among regions A to D which occupy 2θ ranges of 42° to 43°, B: 36.5° to 37°, 25° to 26°, and 27° to 28°, respectively; and each of maximum peak intensities I | 07-10-2014 |
20140255292 | METHOD FOR PRODUCING ELECTRODE MATERIAL FOR LITHIUM ION BATTERIES - A method for producing a graphite material for lithium ion batteries, including a step for exothermically graphitizing a carbon material by directly applying an electric current therethrough. The carbon material is obtained by heating at a temperature in the range of 800° C.-1500° C. inclusive and subsequently pulverizing an organic carbon starting material, has a compact powder resistivity of 0.3 Ωcm or less when compressed to a density of 1.4 g/cm | 09-11-2014 |
20140335428 | GRAPHITE MATERIAL, CARBON MATERIAL FOR BATTERY ELECTRODE, AND BATTERY - A graphite material having pores which, when 200 rectangular regions of 6 μm×8 μm are randomly selected in a surface image of the graphite material observed by a scanning electron microscope, in the surface of the graphite material appearing in the regions, a pore appearing on the surface and having an aperture in a shape having a diameter of 15 nm to 200 nm, a circularity degree of 0.75 to 1.0 and a major axis/minor axis ratio of 1.0 to 1.5 is visible in two regions or more. Also disclosed is a carbon material for battery electrodes, a paste for electrodes, an electrode and a lithium ion secondary battery including the graphite material. | 11-13-2014 |
20150162600 | CARBON MATERIAL, CARBONACEOUS MATERIAL FOR BATTERY ELECTRODE, AND BATTERY - A scale-like carbon material and carbon material for a battery electrode suitable for use as an electrode material for an aqueous-electrolyte secondary battery, wherein the ratio I | 06-11-2015 |
20150255793 | CARBON MATERIAL FOR NEGATIVE ELECTRODE FOR LITHIUM ION SECONDARY BATTERY, MANUFACTURING PROCESS THEREFOR AND USE THEREOF - A carbon material for negative electrodes in lithium ion secondary battery, wherein a specific surface area is not less than 1.5 m | 09-10-2015 |
20150263348 | CARBON MATERIAL, CARBON MATERIAL FOR BATTERY ELECTRODE, AND BATTERY - A carbon material containing boron atom in an amount of 0.001 to 0.5 mass %, in which the average interplanar spacing (d002) of plane (002) is 0.337 nm or less. By observing optical structures in cross-section of formed bodies made of the carbon material, when areas are accumulated from a smallest structure in an ascending order, SOP represents an area of an optical structure whose accumulated area corresponds to 60% of the total area of all optical structures; when the structures are counted from a structure of a smallest aspect ratio in an ascending order, AROP represents the aspect ratio of the structure which ranks at the position of 60% in total number of all the structures; and when D50 represents an average particle diameter; SOP, AROP and D50 satisfy the following relationship: 1.5≦AROP≦6 and 0.2×D50≦(SOP×AROP) | 09-17-2015 |
20150364751 | GRAPHITE POWER FOR NEGATIVE ELECTRODE ACTIVE MATERIAL OF LITHIUM-ION SECONDARY BATTERY - A graphite powder, preferably including scale-like particles, which satisfies the following formulae (1) and (2), wherein e(0.5) represents the initial charge-discharge efficiency of a coin cell fabricated from an electrode (work electrode) produced by compressing an electrode material employing graphite powder as an active material under a pressure of 0.5 t/cm | 12-17-2015 |
Patent application number | Description | Published |
20110020729 | CATALYST, PRODUCTION PROCESS THEREFOR AND USE THEREOF - Catalysts of the present invention are not corroded in acidic electrolytes or at high potential and have excellent durability and high oxygen reducing ability. | 01-27-2011 |
20120058415 | CATALYST, PRODUCTION PROCESS THEREFOR AND USE THEREOF | 03-08-2012 |
20120070763 | CATALYST, PRODUCTION PROCESS THEREFOR AND USE THEREOF - The invention provides catalysts that are not corroded in acidic electrolytes or at high potential and have excellent durability and high oxygen reducing ability, and processes for producing the catalysts and uses of the catalysts. The catalyst of the invention includes a metal oxycarbonitride that contains at least one metal selected from tantalum, vanadium, molybdenum and zirconium (hereinafter, also referred to as “metal M” or simply “M”) and does not contain any of platinum, titanium and niobium. | 03-22-2012 |
20120083407 | CATALYST FOR FUEL CELL AND POLYMER ELECTROLYTE FUEL CELL USING THE SAME - [Problem] To provide a catalyst which has high oxygen reduction activity, also has excellent durability, and is inexpensive and excellent in electric power generation cost as compared with noble metal catalysts such as platinum. | 04-05-2012 |
20120094207 | CATALYST, PRODUCTION PROCESS THEREFOR, AND USE THEREOF - The invention provides catalysts that are not corroded in acidic electrolytes or at high potential and have excellent durability and high oxygen reducing ability. The catalyst includes a metal element M, carbon, nitrogen and oxygen, wherein the catalyst shows peaks at 1340 cm | 04-19-2012 |
20120115064 | PROCESS FOR PRODUCING FUEL CELL CATALYST, FUEL CELL CATALYST OBTAINED BY PRODUCTION PROCESS, AND USES THEREOF - It is an object of the present invention to provide a production process which can produce a fuel cell catalyst having excellent durability and high oxygen reducing activity. | 05-10-2012 |
20120258381 | INK, FUEL CELL CATALYST LAYER FORMED BY USING THE INK AND USES THEREOF - There is provided an ink for forming a fuel cell catalyst layer that is capable of efficiently forming a high-performance fuel cell catalyst layer inexpensively. The ink for forming a fuel cell catalyst layer of the present invention comprises a fuel cell catalyst, an electron conductive material, a proton conductive material and a solvent, wherein the fuel cell catalyst comprises a metal-containing oxycarbonitride that contains niobium and/or titanium; the mass ratio [(A)/(B)] of the content (A) of the fuel cell catalyst to the content (B) of the electron conductive material is 1 to 6; and the mass ratio [(D)/(C)] of the content (D) of the proton conductive material to the total content (C) of the fuel cell catalyst and the electron conductive material is 0.2 to 0.6. | 10-11-2012 |
20120315568 | PROCESS FOR PRODUCING FUEL CELL ELECTRODE CATALYST, PROCESS FOR PRODUCING TRANSITION METAL OXYCARBONITRIDE, FUEL CELL ELECTRODE CATALYST AND USES THEREOF - Provided is a process for producing a fuel cell electrode catalyst having high catalytic activity which uses a transition metal, e.g., titanium, which process comprises thermal treatment at relatively low temperature, i.e., not including thermal treatment at high temperature (calcining) step. The process for producing a fuel cell electrode catalyst comprises a step ( | 12-13-2012 |
20140170526 | PROCESS FOR PRODUCTION AND USE OF CARBONITRIDE MIXTURE PARTICLES OR OXYCARBONITRIDE MIXTURE PARTICLES - The invention has an object of providing catalysts that are not corroded in acidic electrolytes or at high potential, have excellent durability and show high oxygen reducing ability. An aspect of the invention is directed to a process wherein metal carbonitride mixture particles or metal oxycarbonitride mixture particles are produced from an organometallic compound of a Group IV or V transition metal, a metal salt of a Group IV or V transition metal, or a mixture of these compounds using laser light as a light source. | 06-19-2014 |
20150372311 | CATALYST, PRODUCTION PROCESS THEREFOR AND USE THEREOF - Catalysts of the present invention are not corroded in acidic electrolytes or at high potential and have excellent durability and high oxygen reducing ability. The catalyst includes a metal oxycarbonitride containing two metals M selected from the group consisting of tin, indium, platinum, tantalum, zirconium, titanium, copper, iron, tungsten, chromium, molybdenum, hafnium, vanadium, cobalt, cerium, aluminum and nickel, and containing zirconium and/or titanium. Also disclosed is a process for producing the catalyst. | 12-24-2015 |
Patent application number | Description | Published |
20100040948 | ELECTRODE FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY USING THE SAME - The present invention aims at providing an electrode giving a nonaqueous electrolyte secondary battery showing small variability in battery properties, and a nonaqueous electrolyte secondary battery using the same. | 02-18-2010 |
20100047690 | BINDER COMPOSITION, SLURRY FOR ELECTRODES, ELECTRODE AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY - The present invention aims at providing slurry for electrodes having advantageous homogeneity and stability, an electrode having advantageous homogeneous thickness and density, and further, a nonaqueous electrolyte secondary battery having small variability in battery properties. | 02-25-2010 |
20110020703 | CATHODE PLATE FOR SECONDARY BATTERY, MANUFACTURING METHOD THEREOF AND SECONDARY BATTERY PROVIDED WITH THE CATHODE PLATE - Disclosed is a cathode plate for a secondary battery, which includes a collector, and a cathode active material layer, wherein the cathode active material layer is formed of multiple layers of coating films formed on a surface of the collector and obtained by application and drying of an aqueous paste, which is obtained by kneading and dispersing an iron lithium phosphate material having an olivine structure as the cathode active material, an electroconductive material, a water-soluble thickner, a binder, and water as a dispersion medium. | 01-27-2011 |
20110020709 | POROUS FILM AND SECONDARY BATTERY ELECTRODE - The present invention is intended for providing a porous film having excellent film uniformity, and is capable to contribute for improving cyclic and rate properties, which is provided on a surface of electrode used for a secondary battery and the like. | 01-27-2011 |
20110091774 | POROUS FILM AND SECONDARY BATTERY ELECTRODE - Provided is a porous film that can contribute to improving the cycle characteristics of an electric cell by improving binding characteristics, for a porous film provided on a surface of an electrode used in a secondary cell and the like. The porous film comprises a water-soluble polymer, an inorganic filler, and a water-insoluble particulate polymer including 0.5-40 mass % of a monomer unit having a hydrophilic group selected from the group consisting of carboxylic acid groups, hydroxyl groups, and sulfonate groups. | 04-21-2011 |
20110311867 | NEGATIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM ION SECONDARY BATTERY AND LITHIUM ION SECONDARY BATTERY - Disclosed is a negative electrode active material for a lithium ion secondary battery, which is capable of further improving the charge/discharge cycle characteristics. Also disclosed is a lithium ion secondary battery which uses the negative electrode active material for a lithium ion secondary battery. The negative electrode active material for a lithium ion secondary battery is composed of composite particles each of which has a core/shell structure configured of a core part that is formed from a polymer and a shell part that is formed of a metal layer. The metal layer of the shell part is formed by metal plating. Preferably, the metal layer comprises at least a metal layer (a1) that is formed by electroless plating and a metal layer (a2) that is formed by electrolytic plating, in this order from the core part side. | 12-22-2011 |
20120107690 | ELECTRODE FOR SECONDARY BATTERY, SLURRY FOR SECONDARY BATTERY ELECTRODE, AND SECONDARY BATTERY - A secondary battery electrode which suppresses decrease in capacity and lithium deposition at low temperatures is provided. An electrode for a secondary battery includes an electrode active material layer containing a polymer having a cationic group, an anion corresponding to the cationic group, and an electrode active material, and the cation density in the polymer is 0.1 to 15 meq/g. | 05-03-2012 |
20120189898 | POROUS MEMBRANE FOR A SECONDARY BATTERY AND A SECONDARY BATTERY - Disclosed is a porous membrane used for a secondary battery, such as lithium-ion secondary battery, wherein strength is improved and break is difficult to occur while maintaining lithium-ion conductivity. The porous membrane for a secondary battery comprising a binder for the porous membrane and a nonconductive particle, wherein the binder for the porous membrane is a polymer particle having a hetero phase structure, in which internal layer is a polymer wherein vinyl monomer components are polymerized and outer layer is a polymer wherein monomer components containing a hydrophilic functional group are polymerized. The hydrophilic functional group is at least one selected from the group consisting sulfonic acid group, carboxyl group, hydroxyl group and epoxy group. | 07-26-2012 |
20120189913 | ANODE FOR USE IN A LITHIUM-ION SECONDARY BATTERY, AND LITHIUM-ION SECONDARY BATTERY - A negative electrode for a lithium ion secondary battery including an active material layer that is disposed on a current collector and that contains a negative electrode active material and a binder, in which the negative electrode active material includes an alloy active material and a carbon active material, and the weight ratio between the alloy active material and the carbon active material in the active material layer is 20:80 to 50:50, and the binder contains 0.1 to 15 wt % of an ethylenically unsaturated carboxylic acid monomer polymerization unit. | 07-26-2012 |
20130122366 | CATHODE PLATE FOR SECONDARY BATTERY, MANUFACTURING METHOD THEREOF AND SECONDARY BATTERY PROVIDED WITH THE CATHODE PLATE - Disclosed is a cathode plate for a secondary battery, which includes a collector, and a cathode active material layer, wherein the cathode active material layer is formed of multiple layers of coating films formed on a surface of the collector and obtained by application and drying of an aqueous paste, which is obtained by kneading and dispersing an iron lithium phosphate material having an olivine structure as the cathode active material, an electroconductive material, a water-soluble thickner, a binder, and water as a dispersion medium. | 05-16-2013 |
20130230768 | BINDER COMPOSITION FOR NON-AQUEOUS BATTERY ELECTRODE, ELECTROLYTE SOLUTION COMPOSITION FOR NON-AQUEOUS BATTERY, AND USE THEREOF - A binder composition for a non-aqueous battery electrode containing a binder and an ether compound represented by the formula (1), and an electrolyte solution composition for a non-aqueous battery containing an ether compound represented by the formula (1), wherein m and n each independently represent 0 or 1, and R | 09-05-2013 |
20160141575 | POROUS FILM COMPOSITION FOR LITHIUM ION SECONDARY BATTERIES, SEPARATOR FOR LITHIUM ION SECONDARY BATTERIES, ELECTRODE FOR LITHIUM ION SECONDARY BATTERIES, AND LITHIUM ION SECONDARY BATTERY - A porous membrane composition for a lithium ion secondary battery, including a first particulate polymer, wherein the first particulate polymer has a core-shell structure including a core portion and a shell portion that partially covers an outer surface of the core portion, the core portion is formed from a polymer having a swelling degree in an electrolytic solution of 5 times or more and 30 times or less, and the shell portion is formed from a polymer having a swelling degree in the electrolytic solution of 1 time or more and 4 times or less. | 05-19-2016 |
20160141581 | ADHESIVE FOR LITHIUM ION SECONDARY BATTERIES, SEPARATOR FOR LITHIUM ION SECONDARY BATTERIES, AND LITHIUM ION SECONDARY BATTERY - An adhesive for a lithium ion secondary battery, for bonding members for constituting a lithium ion secondary battery, the adhesive including a particulate polymer, wherein the particulate polymer has a core-shell structure including a core portion and a shell portion that partially covers an outer surface of the core portion, the core portion is formed from a polymer having a swelling degree in an electrolytic solution of 5 times or more and 30 times or less, and the shell portion is formed from a polymer having a swelling degree in an electrolytic solution of more than 1 time and 4 times or less. | 05-19-2016 |