Patent application number | Description | Published |
20080269361 | Flame-Retardant Resin Composition - Disclosed is a flame-retardant resin composition which comprises inorganic particles, preferably a fly ash, containing a complex of silicon dioxide and aluminum oxide and having D50 of 1 to 10 μm. | 10-30-2008 |
20090054559 | POLYLACTIC ACID RESIN COMPOSITION AND MOLDED ARTICLE - Provided are a resin composition in which a moldability is improved at a temperature at which a polylactic acid resin is crystallized by adding both a carboxylic acid amide or a carboxylic acid ester which has at least one polar group in a molecule and a layered silicate to the polylactic acid resin, and a molded article. | 02-26-2009 |
20090069463 | POLYLACTIC ACID RESIN COMPOSITION AND MOLDED ITEM - Provided is a polylactic acid resin composition obtained by adding a carboxylic acid amide and a carboxylic acid ester each of which has at least one polar group in a molecule to a polylactic acid resin reacted with a (meth)acrylate compound. Also provided is a polylactic acid resin molded article which is a molded article obtained by molding the polylactic acid resin composition, manufactured by setting a mold temperature to a glass transition temperature of a polylactic acid resin plus 20° C. or higher and a melting point thereof minus 20° C. or lower, at the time of injection molding the polylactic acid resin composition. Thus, a resin composition in which a moldability is improved at a temperature at which a polylactic acid resin is crystallized, and a molded article therefrom are provided. | 03-12-2009 |
20100240841 | SHAPE-MEMORY RESIN, MOLDED PRODUCT COMPOSED OF THE RESIN, AND METHOD OF USING THE MOLDED PRODUCT - There are provided: a shape-memory resin, which is formed from a polylactic acid derivative thereby enabling reduction of an environmental load, has an excellent shape-memory property, high strength, and high toughness, and with which a molded product with high durability, for example, an electronic equipments, particularly a wearable electronic equipments capable of freely changing the shape thereof or the like, can be shaped; and a molded product thereof. The shape-memory resin of the present invention has a three-dimensional structure, in which a polylactic acid derivative having two or more functional groups capable of forming a cross-linking site is cross-linked using a flexible polymer having a glass transition temperature (Tg) lower than 30° C. and having two or more functional groups capable of forming a cross-linking site, and a linker. | 09-23-2010 |
20110060080 | POLYLACTIC ACID RESIN COMPOSITION - The present invention provides a polylactic acid resin composition, containing a polylactic acid resin and a metal hydrate surface-treated with at least one silane coupling agent selected from an amino-silane coupling agent, a mercapto-silane coupling agent and an isocyanate-silane coupling agent, wherein the content of an alkali metal component in the metal hydrate is not more than 0.2% by mass and a polylactic acid resin molded article produced by molding the polylactic acid resin composition. | 03-10-2011 |
20120264905 | POLYACTIC ACID-BASED POLYOL COMPOSITION, PROCESS FOR PRODUCTION THEREOF, URETHANE RESIN COMPOSITION, PROCESS FOR PRODUCTION OF SAME, AND MOLDED PRODUCTS THEREOF - Provided is a polylactic acid-based polyol composition in which a catalyst that remains in the polylactic acid-based polyol and that acts also as a catalyst for urethane formation has been deactivated by easy means. Thus, the polylactic acid-based polyol composition suffers from little influence of the catalyst on urethane formation. When the polylactic acid-based polyol composition is used as a raw material for a urethane resin, therefore, uniform molded products can be obtained. Also provided are a process for the production of the polylactic acid-based polyol composition, a urethane resin composition obtained using the polylactic acid-based polyol composition, a process for the production of the same, and molded products thereof. The polylactic acid-based polyol composition is a composition which comprises both a polylactic acid-based polyol prepared by transesterification and a silica compound and in which the silica compound has a surface area of 40 m | 10-18-2012 |
20130280599 | ELECTRICITY STORAGE DEVICE - Provided is an electricity storage device that is able to suppress the reaction between an electrolyte contained in an electrolyte solution and a current collector, corrosion of the current collector, deterioration of the electrolyte solution, and reduction in energy capacity, and that has high potential, excellent stability and durability, and is highly reliable. The electricity storage device has a positive electrode having a positive-electrode active material layer on a positive electrode current collector, a negative electrode having a negative-electrode active material layer on a negative electrode current collector, a separator, and an electrolyte solution. The positive electrode current collector and/or the negative electrode current collector has a corrosion suppression film on the surface thereof, and a thickness of the corrosion suppression film is 50 nm or more. | 10-24-2013 |
20130330637 | SEPARATOR FOR ELECTRIC STORAGE DEVICE AND ELECTRIC STORAGE DEVICE - The object of an exemplary embodiment of the invention is to provide a separator for an electric storage device which has small thermal shrinkage under high-temperature environment, and in which the increase of the battery temperature can be suppressed. An exemplary embodiment of the invention is a separator for an electric storage device, which comprises a cellulose derivative represented by a prescribed formula. The separator for an electric storage device can be obtained, for example, by treating a cellulose separator containing cellulose with a phosphate or a phosphite. | 12-12-2013 |
20140045063 | NEGATIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM SECONDARY CELL, LITHIUM SECONDARY CELL EMPLOYING THE SAME, AND METHOD FOR PRODUCING THE SAME - Provided is a negative electrode active material for a lithium secondary cell, the material having the function of a binder for the active material, and being capable of stable reversible reactions with lithium. Also, provided are an extended-life lithium secondary cell having improved energy density and stable charge/discharge, and a method for producing the same. The negative electrode active material for a lithium secondary cell is polyimide represented by formula (1) (wherein R1 and R2 independently denote an alkyl, alkoxy, acyl, phenyl, or phenoxy group). | 02-13-2014 |
20140077128 | ELECTRODE BINDER FOR LITHIUM SECONDARY BATTERIES, NEGATIVE ELECTRODE FOR LITHIUM SECONDARY BATTERIES USING SAME, LITHIUM SECONDARY BATTERY, AUTOMOBILE, METHOD FOR PRODUCING ELECTRODE BINDER FOR LITHIUM SECONDARY BATTERIES, AND METHOD FOR MANUFACTURING LITHIUM SECONDARY BATTERY - Provided are an electrode binder for lithium secondary batteries, which is suppressed in deterioration in adhesive power, strength and stretchability caused by decomposition of imide groups by hydrolysis, said imide groups being contained in a polyamide-imide that is used as a binder for an electrode active material, and which is capable of prolonging the service life of a lithium secondary battery by suppressing deterioration of an electrode even in cases where water is generated due to repeated charging and discharging; a negative electrode for lithium secondary batteries; a lithium secondary battery; a method for manufacturing a lithium secondary battery having long service life, said lithium secondary battery being suppressed in deterioration of an electrode even in cases where water is generated due to repeated charging and discharging; a method for producing an electrode binder for lithium secondary batteries; and an automobile. This electrode binder for lithium secondary batteries contains a polyamideimide and a carbodiimide. A lithium secondary battery is manufactured by forming an electrode layer using a coating liquid that contains an electrode active material, a polyamideimide, a carbodiimide and a solvent. | 03-20-2014 |
20140134461 | SECONDARY BATTERY - A secondary battery having high heat dissipation ability is provided. A secondary battery including a plurality of positive electrodes and a plurality of negative electrodes in an outer package, wherein the plurality of positive electrodes are connected to each other outside the outer package without being connected to each other inside the outer package, or wherein the plurality of negative electrodes are connected to each other outside the outer package without being connected to each other inside the outer package, or wherein the plurality of positive electrodes are connected to each other outside the outer package without being connected to each other inside the outer package and the plurality of negative electrodes are connected to each other outside the outer package without being connected to each other inside the outer package. In addition, the secondary battery, wherein the plurality of positive electrodes are connected to each other outside the outer package without being connected to each other inside the outer package, the outer package includes an electrolytic solution containing an additive, the plurality of positive electrodes contain lithium, and the plurality of positive electrodes are connected to each other outside the outer package after a potential is applied to at least one positive electrode between the plurality of positive electrodes until a potential equal to or less than a potential at which the additive is reductively decomposed is reached. | 05-15-2014 |
20140307319 | LENS HOLDING DEVICE - A lens holding unit is held so that it can relatively move with respect to a base part to a direction vertical to an optical axis direction. The lens holding unit has a lens holder, a magnet part, and a spring. The lens holder has a first coil. The magnet part has a first magnet part which includes a first face facing to the first coil and a second magnet part which includes a second face vertical to the first face and constitutes a magnetic domain different from that of the first magnet part. These first magnet part and second magnet part are integrated. | 10-16-2014 |
20140307341 | LENS HOLDING DEVICE - A lens holding device includes a movable part having a coil attached to a lens holder holding a lens and includes a magnet part arranged around an outer peripheral side of the movable part so as to face the coil. The lens holding device includes a support part which supports the movable part so as to move relatively and a spring which connects the movable part and the support part resiliently. The magnet part includes a resin and has an alignment part which positions the spring. | 10-16-2014 |
20140356706 | SECONDARY BATTERY - There is provided a negative electrode for a secondary battery that can provide a secondary battery having high charge and discharge efficiency, and a high capacity retention rate in charge and discharge cycles. A negative electrode for a secondary battery according to this exemplary embodiment contains scale-like graphite, a fluorine-based resin, and an imide-based resin. A method for manufacturing a negative electrode for a secondary battery according to this exemplary embodiment includes applying a negative electrode slurry containing scale-like graphite, a fluorine-based resin, an imide-based resin, and a solvent for dissolving the fluorine-based resin and the imide-based resin to a negative electrode current collector; and heat-treating the negative electrode current collector at a temperature of 100° C. or more and 150° C. or less. | 12-04-2014 |
20140356711 | LITHIUM ION SECONDARY BATTERY - In a lithium ion secondary battery including a positive electrode, a separator, and a negative electrode opposed to the positive electrode with an intervention of the separator, the negative electrode includes a negative electrode active material including a silicon compound, and a negative electrode binder including a particular polyimide, and lithium is occluded in both the negative electrode active material and the negative electrode binder even during discharge. | 12-04-2014 |
20140377635 | SECONDARY BATTERY - The present invention provides an electrolyte solution for a lithium ion secondary battery comprising 65 to 99% by volume of a phosphate ester compound, 0.01 to 30% by volume of a fluorinated carbonate compound, and 0.1 to 10% by volume of a halogenated phosphate ester compound and/or 0.1 to 30% by volume of a solvent having a specific dielectric constant of 15 or more, and a lithium ion secondary battery having the same. | 12-25-2014 |