Patent application number | Description | Published |
20090075808 | Refractory, Method for Manufacturing Refractory, and Refractory Raw Material - A carbon-containing refractory is provided, which can improve the thermal shock resistance, the abrasion resistance, and the corrosion resistance without degrading the oxidation resistance. | 03-19-2009 |
20090090481 | CONTINUOUS CASTING NOZZLE AND PRODUCTION METHOD THEREFOR - Disclosed is a continuous casting nozzle, which comprises a layer formed to have high functions, such as high corrosion resistance and high anti-deposition capability, and disposed on the side of an inner bore thereof to serve as an inner bore-side layer, so as to enhance durability, wherein the continuous casting nozzle is capable of preventing expansion cracking of an outer periphery-side layer serving as a nozzle body thereof, due to a difference in thermal expansion between respective compositions of the inner bore-side layer and the outer periphery-side layer, while preventing peel-off of the inner bore-side layer during casting. The continuous casting nozzle has a structure in which respective opposed boundary surfaces between the inner bore-side layer | 04-09-2009 |
20100092750 | HIGH-DURABILITY SLEEVE BRICKS - Disclosed is a magnesia-carbon based sleeve brick for steelmaking converters, which is obtained by adding, to a refractory raw material mix containing 60 to 95 mass % of a magnesia raw material and 5 to 20 mass % of graphite, a metal powder of one or more selected from the group consisting of Al, Si, Mg, Ca, Cr and an alloy thereof, in an amount of greater than 3 to 6 mass %, and an organic binder, in addition to 100 mass % of the refractory raw material mix, and subjecting the resulting mixture to kneading, forming and heat treatment, wherein the sleeve brick is used under a condition that a thickness thereof is set at 70 mm or less. This makes it possible to prevent cracking which would otherwise occur in the sleeve brick itself, to allow the sleeve brick to have enhanced durability. One or more selected from the group consisting of B, B | 04-15-2010 |
20110241267 | PLATE BRICK PRODUCTION METHOD AND PLATE BRICK - Disclosed is a method of producing a plate brick, which comprises: adding an organic binder to a refractory raw material mixture containing aluminum and/or an aluminum alloy; kneading them; forming the kneaded mixture into a shaped body; and burning the shaped body in a nitrogen gas atmosphere at a temperature of 1000 to 1400° C., wherein: when a temperature of a furnace atmosphere is 300° C. or more, the atmosphere is set to a nitrogen gas atmosphere; and when the temperature of the furnace atmosphere is 1000° C. or more, an oxygen gas concentration in the atmosphere is maintained at 100 volume ppm or less, and a sum of a carbon monoxide gas concentration and a carbon dioxide gas concentration is maintained at 1.0 volume % or less. This makes it possible to form a large amount of fine and uniform aluminum nitride in a plate brick to prevent microstructural degradation due to hydration caused by formation of aluminum carbide and suppress oxidation of a carbon bond so as to improve surface-roughening resistance. | 10-06-2011 |
20120035384 | ALUMINUM OXYCARBIDE COMPOSITION AND PRODUCTION METHOD THEREFOR - Provided is an aluminum oxycarbide composition production method capable of increasing a yield of Al | 02-09-2012 |
20130059719 | Aluminum oxycarbide composition, production method therefor, and refractory material - It is an object to provide an aluminum oxycarbide composition capable of suppressing oxidation of Al | 03-07-2013 |
Patent application number | Description | Published |
20120036475 | MENU DISPLAY APPARATUS, MENU DISPLAY METHOD AND PROGRAM - Provided is a menu display apparatus that displays a menu of a plurality of applications, including an acquisition unit that acquires display data of content information representing content to be displayed in the menu of the content managed by each application from each application and a display controller that controls a display of the content information in each area according to setting conditions for the area provided for each of the applications in the menu and the display information of the content information acquired from each application. Accordingly, the display of the content information to be displayed in the menu in each area is controlled according to setting conditions for the area provided for each application in the menu and display data of the content information acquired from each application. | 02-09-2012 |
20130065980 | POLYURETHANE FOAM FOR SEAT PAD - Polyurethane foam for a seat pad that achieves both reduced shakiness and reduced stress relaxation and is suitable particularly for a vehicle seat pad is provided, and the polyurethane foam contains a foaming liquid containing (A) a polyol component, (B) a polyisocyanate component, (C) water and (D) a catalyst, which has been foam-molded, wherein the polyol component (A) contains from to 50% by mass of (a-1) a polyether polyol having a molar ratio of repeating units derived from ethylene oxide and propylene oxide of from 5/95 to 25/75 and a number average molecular weight of from 6,000 to 8,000, and containing from 5 to 15% by mass of (a-2) a polyether polyol having a molar ratio of repeating units derived from ethylene oxide and propylene oxide of from 0/100 to 20/80 and a number average molecular weight of from 600 to 2,000, and an amount of water (C) contained is 2.0 parts by mass or more per 100 parts by mass of the polyol component (A). | 03-14-2013 |
20150046874 | MENU DISPLAY APPARATUS, MENU DISPLAY METHOD AND PROGRAM - Provided is a menu display apparatus that displays a menu of a plurality of applications, including an acquisition unit that acquires display data of content information representing content to be displayed in the menu of the content managed by each application from each application and a display controller that controls a display of the content information in each area according to setting conditions for the area provided for each of the applications in the menu and the display information of the content information acquired from each application. Accordingly, the display of the content information to be displayed in the menu in each area is controlled according to setting conditions for the area provided for each application in the menu and display data of the content information acquired from each application. | 02-12-2015 |
20150128065 | INFORMATION PROCESSING APPARATUS AND CONTROL METHOD - There is provided an information processing apparatus including an extraction part configured to extract, when an output destination is changed to a recipient candidate device, a change in a screen layout determined in accordance with an output environment of the recipient candidate device, and a notification controller configured to perform control to execute notification of the change in the screen layout extracted by the extraction part. | 05-07-2015 |
20150128291 | INFORMATION PROCESSING APPARATUS AND INFORMATION PROCESSING METHOD - There is provided an information processing apparatus including a user analysis unit configured to analyze a result of detection by a user detection apparatus that detects users neighboring a device and to acquire user attribute information indicating a characteristic of each detected user, and an interface control unit configured to control a mode of presenting information to be provided for the users, the mode being determined based on the user attribute information. | 05-07-2015 |
20150237598 | INFORMATION NOTIFICATION DEVICE AND INFORMATION NOTIFICATION METHOD, AND INFORMATION RECEPTION DEVICE AND INFORMATION RECEPTION METHOD - An information notification device includes an equipment management unit that manages a plurality of pieces of equipment which are in a vicinity of a user, and a function execution unit that executes transmission of notification information to any one of the plurality of pieces of equipment by determining a notification strategy that will perform notification of notification information to a user. | 08-20-2015 |
Patent application number | Description | Published |
20080233459 | FUEL CELL STACK - A casing includes end plates, side plates, and a hinge mechanism for coupling the end plates and the side plates. A power generation area is defined by the distance L | 09-25-2008 |
20080305368 | FUEL CELL STACK - A fuel cell stack includes a load receiver provided at an outer end of a fuel cell unit, a guide receiver provided in a box, and a pressure receiver provided in at least one corner in the box. The guide receiver abuts against the load receiver for receiving the external load. The pressure receiver protrudes toward the fuel cell unit. The pressure receiver abuts against a corner of the fuel cell unit for receiving the load. The pressure receiver has a resin receiver, and the resin receiver abuts against a curved portion of the fuel cell unit for supporting the fuel cell unit. | 12-11-2008 |
20080305383 | FUEL CELL UNIT BOX AND FUEL CELL - A stack hinge is formed by stacking a plurality of plate hinge parts each having the same shape. Each of the plate hinge parts has a tab having a pin through hole for engagement with a joint pin and a joint portion joined to a panel of a unit box. The plate hinge parts are stacked by aligning the pin through holes and fixed together to assemble the plate hinge parts into a single hinge member. | 12-11-2008 |
20090297920 | FUEL CELL STACK - A fuel cell stack includes a stack body formed by stacking a plurality of unit cells, and a casing including end plates. Components of the stack body are held together in the casing. Side plates and angle members of the casing form an outer profile line, and the end plates are positioned inside the outer profile line. Corners of insulating plates protrude outwardly beyond corners of the end plates, and are positioned inside the inner wall surfaces of the corners of the casing. | 12-03-2009 |
20100143766 | FUEL CELL STACK - A fuel cell stack includes a casing containing a plurality of fuel cell units. A ridge is formed integrally at the center in the width direction of a side panel of the casing. The ridge contacts a load receiver to support the load of the fuel cell units. A plurality of separate reinforcement plates bridging a recess of the back surface of the ridge are provided on the side panel. The reinforcement plates are fixed to the side panel at welding points by spot welding. | 06-10-2010 |
20100310958 | FUEL CELL STACK - Coolant supply passages and coolant discharge passages, for example, two respectively thereof, are disposed on upper and lower side portions of a first end plate of a fuel cell stack. Grooves are formed on a surface of the first end plate for establishing communication between each of the coolant supply passages and the coolant discharge passages. Air, which is introduced upwardly of the coolant discharge passages, is discharged to the coolant supply passages. | 12-09-2010 |
20110129741 | FUEL CELL SYSTEM AND FUEL CELL AUTOMOTIVE VEHICLE - A fuel cell system that is compact and has stabilized performance is provided. The fuel cell system includes two fuel cell stacks or a first fuel cell stack ( | 06-02-2011 |
20140084195 | ELECTROMAGNETIC ACTUATOR - A solenoid valve includes first and second attraction portions in the interior of a housing disposed on an upper part of a valve body. A movable iron core, which confronts the first and second attraction portions, is disposed displaceably in the housing. Further, in the interior of the first attraction portion, which is recessed in a concave shape, a first guide body is installed, the first guide body being formed in a cylindrical shape from a non-magnetic material, and a first rod member of the movable iron core is supported displaceably in axial directions by the first guide body. On the other hand, a cylindrically shaped second guide body is disposed on a lower end of the housing, and a second rod member of the movable iron core is supported displaceably in the axial directions by the second guide body. | 03-27-2014 |
20150244006 | FUEL CELL VEHICLE - A fuel cell vehicle is equipped with a fuel cell system including a fuel cell stack, a fuel gas unit, and an oxygen-containing gas unit. In the fuel gas unit, two or more fuel gas system members are assembled together. In the oxygen-containing gas unit, two or more oxygen-containing gas system members are assembled together. Such components are assembled together in a state in which the fuel gas unit is interposed between the fuel cell stack and the oxygen-containing gas unit. | 08-27-2015 |
20150251560 | MOUNT STRUCTURE FOR FUEL CELL STACK - A mount structure includes side mounts for holding a fuel cell stack to thereby fix the fuel cell stack to first vehicle frames, and rear mounts for fixing the fuel cell stack to a second vehicle frame. The strength of the side mounts is lower than the strength of the rear mounts. In the structure, when an external load is applied to a fuel cell electric vehicle, the side mounts are broken prior to breakage of the rear mounts. | 09-10-2015 |
Patent application number | Description | Published |
20090064060 | APPARATUS AND METHOD OF EXTRACTING EQUIVALENT CIRCUIT OF T-TYPE TRANSMISSION CIRCUIT - A method of extracting an equivalent circuit of a T-type transmission circuit measures signals of the first and second terminals to obtain S parameters, converts the S parameters into Z parameters to generate a T-type circuit by using the Z parameters, obtains first to third lead line resistors and first to third lead line inductors in the T-type circuit based on the Z parameters corresponding to constants of the T-type circuit, subtracts the Z parameters corresponding to the T-type circuit from the Z parameters corresponding to all of the equivalent circuit to calculate the Z parameters of a π-type circuit, converts the Z parameters of the π-type circuit into the Y parameters, and calculates first to third coupling capacitances based on the Y parameters. | 03-05-2009 |
20110077917 | VARIATION DISTRIBUTION SIMULATION APPARATUS AND METHOD, AND RECORDING MEDIUM - A circuit simulation apparatus according to an embodiment of the present invention calculates a set value of a SPICE parameter of a MOSFET to carry out a variation analysis on a semiconductor circuit including the MOSFET. The apparatus includes a storage part configured to store an intermediate model expression that includes a variable related to a manufacture condition or device structure of the MOSFET as a variable affecting variation characteristics of the MOSFET, the intermediate model expression being formed with a universal function having a physical correlation between a physical amount defined by the variable and the SPICE parameter, a setting part configured to set information about the variable included in the intermediate model expression, a calculation part configured to calculate the set value of the SPICE parameter by using the information set in the setting part and the intermediate model expression stored in the storage part, and an output part configured to output process variation dependency of the semiconductor circuit. | 03-31-2011 |
20110131541 | SPICE CORNER MODEL GENERATING METHOD AND APPARATUS - In one embodiment, a SPICE corner model generating method for generating a SPICE corner model of an MOSFET includes preparing a table of a ratio X regarding a combination of two kinds of MOSFETs selected from N kinds of MOSFETs, the ratio X being a magnitude of a variation of an MOSFET in a case where directions of variations of the two kinds of MOSFETs are opposite directions to a magnitude of a variation of an MOSFET in a case where the directions of the variations of the two kinds of MOSFETs are the same direction, where N is an integer of 2 or greater. The method further includes reading out, when a combination of two kinds of MOSFETs is designated among the N kinds of MOSFETs, a value of the ratio X corresponding the designated combination from the table of the ratio X. The method further includes forming two kinds of corner models of opposite directional variations, the two kinds of corner models including a first corner model generated by applying the value of the ratio X to a fast-side corner of a first MOSFET of the two kinds of MOSFETs and to a slow-side corner of a second MOSFET of the two kinds of MOSFETs, and a second corner model generated by applying the value of the ratio X to a slow-side corner of the first MOSFET and to a fast-side corner of the second MOSFET. | 06-02-2011 |
20110238393 | SPICE MODEL PARAMETER OUTPUT APPARATUS AND METHOD, AND RECORDING MEDIUM - In one embodiment, a SPICE model parameter output apparatus is configured to output a SPICE model parameter of a high-frequency or analog MOSFET for a simulation of a semiconductor circuit. The apparatus includes a data input part to input shape data of the MOSFET and measurement data on frequency characteristics of the MOSFET. The apparatus further includes a substrate resistance calculating part configured to calculate a substrate resistance of a one-terminal substrate resistance model regarding the MOSFET, based on the measurement data. The apparatus further includes a SPICE model parameter output part configured to calculate the SPICE model parameter, based on the substrate resistance of the one-terminal substrate resistance model and the shape data, to output the calculated SPICE model parameter. | 09-29-2011 |
20110301932 | MOSFET MODEL OUTPUT APPARATUS AND METHOD, AND RECORDING MEDIUM - In one embodiment, a MOSFET model output apparatus is configured to output a MOSFET model for a simulation of a semiconductor circuit. The apparatus includes a shape data input part configured to input shape data of a MOSFET. The apparatus further includes a parameter calculation part configured to calculate a parameter of a parasitic device model to be added to the MOSFET model, using the shape data. The apparatus further includes a MOSFET model output part configured to generate and output the MOSFET model added with the parasitic device model, using the parameter of the parasitic device model. Further, the MOSFET model output part adds different parasitic device models to the MOSFET model in a case where the MOSFET is an N-type MOSFET and in a case where the MOSFET is a P-type MOSFET. | 12-08-2011 |
Patent application number | Description | Published |
20110059575 | MANUFACTURING METHOD OF SEMICONDUCTOR DEVICE - It is an object to provide a manufacturing method of a structure of a thin film transistor including an oxide semiconductor film, in which threshold voltage at which a channel is formed is positive and as close to 0 V as possible. A protective insulating layer is formed to cover a thin film transistor including an oxide semiconductor layer that is dehydrated or dehydrogenated by first heat treatment, and second heat treatment at a temperature that is lower than that of the first heat treatment, in which the increase and decrease in temperature are repeated plural times, is performed, whereby a thin film transistor including an oxide semiconductor layer, in which threshold voltage at which a channel is formed is positive and as close to 0 V as possible without depending on the channel length, can be manufactured. | 03-10-2011 |
20110315979 | TRANSISTOR AND SEMICONDUCTOR DEVICE - Manufactured is a transistor including an oxide semiconductor layer, a source electrode layer and a drain electrode layer overlapping with part of the oxide semiconductor layer, a gate insulating layer overlapping with the oxide semiconductor layer, the source electrode layer, and the drain electrode layer, and a gate electrode overlapping with part of the oxide semiconductor layer with the gate insulating layer provided therebetween, wherein, after the oxide semiconductor layer which is to be a channel formation region is irradiated with light and the light irradiation is stopped, a relaxation time of carriers in photoresponse characteristics of the oxide semiconductor layer has at least two kinds of modes: τ | 12-29-2011 |
20110318851 | MANUFACTURING METHOD AND TEST METHOD OF SEMICONDUCTOR DEVICE - Provided is a test method by which a transistor whose reliability is low can be detected with low stress and high accuracy in a shorter period of time than a BT test. Provided is to detect a transistor whose reliability is high in a shorter period of time than a BT test and manufacture an electronic device with high reliability efficiently. Hysteresis characteristics revealed in the result of the Vg-Id measurement with light irradiation to the transistor correlate with the result of a BT test; whether the reliability of the transistor is Good or Not-Good can be judged. Accordingly, the test method by which a transistor whose reliability is low can be detected with low stress and high accuracy in a shorter period of time than a BT test can be provided. | 12-29-2011 |
20120189929 | HYDROGEN GENERATING ELEMENT, HYDROGEN GENERATION DEVICE, POWER GENERATION DEVICE, AND DRIVING DEVICE - A hydrogen generating element which can supply hydrogen efficiently and stably, is safe, and has low environmental load is provided. Further, a hydrogen generation device to which the hydrogen generating element is applied is provided. Furthermore, a power generation device and a driving device to each of which the hydrogen generation device is applied are provided. A hydrogen generating element in which a needle-like or dome-like silicon microstructure is formed over a base may be used and reacted with water, whereby hydrogen is efficiently generated. The hydrogen generating element may be applied to a hydrogen generation device. The hydrogen generation device may be applied to a power generation device and a driving device. | 07-26-2012 |
20120289008 | MANUFACTURING METHOD OF SEMICONDUCTOR DEVICE - It is an object to provide a manufacturing method of a structure of a thin film transistor including an oxide semiconductor film, in which threshold voltage at which a channel is formed is positive and as close to 0 V as possible. A protective insulating layer is formed to cover a thin film transistor including an oxide semiconductor layer that is dehydrated or dehydrogenated by first heat treatment, and second heat treatment at a temperature that is lower than that of the first heat treatment, in which the increase and decrease in temperature are repeated plural times, is performed, whereby a thin film transistor including an oxide semiconductor layer, in which threshold voltage at which a channel is formed is positive and as close to 0 V as possible without depending on the channel length, can be manufactured. | 11-15-2012 |
20130280857 | MANUFACTURING METHOD OF SEMICONDUCTOR DEVICE - It is an object to provide a manufacturing method of a structure of a thin film transistor including an oxide semiconductor film, in which threshold voltage at which a channel is formed is positive and as close to 0 V as possible. A protective insulating layer is formed to cover a thin film transistor including an oxide semiconductor layer that is dehydrated or dehydrogenated by first heat treatment, and second heat treatment at a temperature that is lower than that of the first heat treatment, in which the increase and decrease in temperature are repeated plural times, is performed, whereby a thin film transistor including an oxide semiconductor layer, in which threshold voltage at which a channel is formed is positive and as close to 0 V as possible without depending on the channel length, can be manufactured. | 10-24-2013 |
20140332715 | LITHIUM MANGANESE OXIDE COMPOSITE, SECONDARY BATTERY, AND MANUFACTURING METHOD THEREOF - To increase the amount of lithium ions that can be received and released in and from a positive electrode active material to achieve high capacity and high energy density of a secondary battery. A composite material of crystallites of LiMn | 11-13-2014 |
20150014581 | POSITIVE ELECTRODE ACTIVE MATERIAL AND SECONDARY BATTERY - A positive electrode active material that achieves high capacity and high energy density of a secondary battery is provided. The positive electrode active material is represented by Li | 01-15-2015 |
20150014605 | LITHIUM-MANGANESE COMPOSITE OXIDE, SECONDARY BATTERY, AND ELECTRIC DEVICE - The amount of lithium ions that can be received and released in and from a positive electrode active material is increased, and high capacity and high energy density of a secondary battery are achieved. Provided is a lithium-manganese composite oxide represented by Li | 01-15-2015 |
20150044818 | MANUFACTURING METHOD OF SEMICONDUCTOR DEVICE - It is an object to provide a manufacturing method of a structure of a thin film transistor including an oxide semiconductor film, in which threshold voltage at which a channel is formed is positive and as close to 0 V as possible. A protective insulating layer is formed to cover a thin film transistor including an oxide semiconductor layer that is dehydrated or dehydrogenated by first heat treatment, and second heat treatment at a temperature that is lower than that of the first heat treatment, in which the increase and decrease in temperature are repeated plural times, is performed, whereby a thin film transistor including an oxide semiconductor layer, in which threshold voltage at which a channel is formed is positive and as close to 0 V as possible without depending on the channel length, can be manufactured. | 02-12-2015 |
20150069393 | TRANSISTOR AND SEMICONDUCTOR DEVICE - Manufactured is a transistor including an oxide semiconductor layer, a source electrode layer and a drain electrode layer overlapping with part of the oxide semiconductor layer, a gate insulating layer overlapping with the oxide semiconductor layer, the source electrode layer, and the drain electrode layer, and a gate electrode overlapping with part of the oxide semiconductor layer with the gate insulating layer provided therebetween, wherein, after the oxide semiconductor layer which is to be a channel formation region is irradiated with light and the light irradiation is stopped, a relaxation time of carriers in photoresponse characteristics of the oxide semiconductor layer has at least two kinds of modes: τ | 03-12-2015 |
20150087091 | MANUFACTURING METHOD AND TEST METHOD OF SEMICONDUCTOR DEVICE - Provided is a test method by which a transistor whose reliability is low can be detected with low stress and high accuracy in a shorter period of time than a BT test. Provided is to detect a transistor whose reliability is high in a shorter period of time than a BT test and manufacture an electronic device with high reliability efficiently. Hysteresis characteristics revealed in the result of the Vg-Id measurement with light irradiation to the transistor correlate with the result of a BT test; whether the reliability of the transistor is Good or Not-Good can be judged. Accordingly, the test method by which a transistor whose reliability is low can be detected with low stress and high accuracy in a shorter period of time than a BT test can be provided. | 03-26-2015 |
20150099179 | LITHIUM MANGANESE COMPOSITE OXIDE, SECONDARY BATTERY, ELECTRONIC DEVICE, AND METHOD FOR FORMING LAYER - To increase the volume density or weight density of lithium ions that can be received and released in and from a positive electrode active material to achieve high capacity and high energy density of a secondary battery. A lithium manganese composite oxide represented by Li | 04-09-2015 |
20150155556 | LITHIUM-MANGANESE COMPOSITE OXIDE AND SECONDARY BATTERY - To increase the amount of lithium ions that can be received in and released from a positive electrode active material to achieve high capacity and high energy density of a secondary battery. A lithium manganese oxide particle includes a first region and a second region. The valence number of manganese in the first region is lower than the valence number of manganese in the second region. The lithium manganese oxide has high structural stability and high capacity characteristics. | 06-04-2015 |
20160118658 | PARTICLE, ELECTRODE, POWER STORAGE DEVICE, ELECTRONIC DEVICE, AND METHOD FOR MANUFACTURING ELECTRODE - To increase capacity per weight of a power storage device, a particle includes a first region, a second region in contact with at least part of a surface of the first region and located on the outside of the first region, and a third region in contact with at least part of a surface of the second region and located on the outside of the second region. The first and the second regions contain lithium and oxygen. At least one of the first region and the second region contains manganese. At least one of the first and the second regions contains an element M. The first region contains a first crystal having a layered rock-salt structure. The second region contains a second crystal having a layered rock-salt structure. An orientation of the first crystal is different from an orientation of the second crystal. | 04-28-2016 |
Patent application number | Description | Published |
20110171514 | SEPARATOR FOR NONAQUEOUS SECONDARY BATTERY, METHOD FOR PRODUCING THE SAME, AND NONAQUEOUS SECONDARY BATTERY - The present invention is to provide a separator that is excellent in heat resistance, shutdown function, flame retardancy and handling property. The separator for a nonaqueous secondary battery of the invention is a separator for a nonaqueous secondary battery that has a polyolefin microporous membrane at least one surface of which is laminated with a heat resistant porous layer containing a heat resistant resin, and is characterized by containing an inorganic filler containing a metallic hydroxide that undergoes dehydration reaction at a temperature of 200 to 400° C. | 07-14-2011 |
20120321929 | SEPARATOR FOR NONAQUEOUS SECONDARY BATTERY, METHOD FOR PRODUCING THE SAME, AND NONAQUEOUS SECONDARY BATTERY - The present invention is to provide a separator that is excellent in heat resistance, shutdown function, flame retardancy and handling property. The separator for a nonaqueous secondary battery of the invention is a separator for a nonaqueous secondary battery that has a polyolefin microporous membrane at least one surface of which is laminated with a heat resistant porous layer containing a heat resistant resin, and is characterized by containing an inorganic filler containing a metallic hydroxide that undergoes dehydration reaction at a temperature of 200 to 400° C. | 12-20-2012 |
20130236767 | CONNECTED POROUS SHEET AND METHOD FOR PRODUCING THE SAME, SEPARATOR FOR NON-AQUEOUS SECONDARY BATTERY, AND NON-AQUEOUS SECONDARY BATTERY, AND METHOD FOR PRODUCING THE SAME - An example of the present invention is provided with porous sheets | 09-12-2013 |
20150179997 | SEPARATOR FOR NONAQUEOUS ELECTROLYTE BATTERY, AND NONAQUEOUS ELECTROLYTE BATTERY - Provided is a separator for a nonaqueous electrolyte battery, which includes a porous substrate and an adhesive porous layer that is provided on at least one side of the porous substrate and contains an adhesive resin. The separator has a pore size distribution such that, as measured by a pore size distribution measurement test, the pore size at the maximum value of the maximum peak is within a range of 0.02 μm to 0.1 μm, and the pore size distribution range value ε defined as follows is 0.4 or less. The pore size distribution range value ε herein is a value calculated by the following equation from pore sizes D90, D10, and D50 corresponding to cumulative pore size distributions of 90%, 10%, and 50%, respectively: | 06-25-2015 |
20150180002 | SEPARATOR FOR NONAQUEOUS ELECTROLYTE BATTERY, AND NONAQUEOUS ELECTROLYTE BATTERY - Provided is a separator for a nonaqueous electrolyte battery, including a porous substrate and an adhesive porous layer that is provided on one side or both sides of the porous substrate and contains an adhesive resin. The ratio of the standard deviation of the areal weight of the adhesive porous layer to the mean of the areal weight of the adhesive porous layer (g/m | 06-25-2015 |
20150200387 | SEPARATOR FOR NONAQUEOUS ELECTROLYTE BATTERY, NONAQUEOUS ELECTROLYTE BATTERY, AND METHOD FOR PRODUCING NONAQUEOUS ELECTROLYTE BATTERY - Provided is a separator for a nonaqueous electrolyte battery, including a porous substrate and an adhesive porous layer that is provided on one side or both sides of the porous substrate and contains an adhesive resin. The separator has a thermal expansion coefficient of more than 0% and 10% or less in the width direction when heat-treated at 105° C. for 30 minutes. | 07-16-2015 |
20150200388 | SEPARATOR FOR NONAQUEOUS ELECTROLYTE BATTERY, AND NONAQUEOUS ELECTROLYTE BATTERY - Provided is a separator for a nonaqueous electrolyte battery including a composite membrane. The composite membrane includes a porous substrate that contains a thermoplastic resin and an adhesive porous layer that is provided on at least one side of the porous substrate and contains an adhesive resin. The difference between the Gurley number of the porous substrate and the Gurley number of the composite membrane is 75 sec/100 cc or less. The difference between the tortuosity of the porous substrate and the tortuosity of the composite membrane is 0.30 or less. | 07-16-2015 |
20150207122 | SEPARATOR FOR NONAQUEOUS ELECTROLYTE BATTERY, AND NONAQUEOUS ELECTROLYTE BATTERY - Provided is a separator for a nonaqueous electrolyte battery, including a porous substrate and an adhesive porous layer that is provided on one side or both sides of the porous substrate and contains an adhesive resin. On the surface on the side where the porous substrate has the adhesive porous layer, the separator has a dynamic coefficient of friction of 0.1 or more and 0.6 or less and a ten-point average roughness (Rz) of 1.0 μm or more and 8.0 μm or less. | 07-23-2015 |
20150318528 | NON-AQUEOUS-SECONDARY-BATTERY SEPARATOR AND NON-AQUEOUS SECONDARY BATTERY - Provided is a non-aqueous-secondary-battery separator including: a microporous membrane containing a fibrillar resin; and an adhesive porous layer which is provided on one or both surfaces of the microporous membrane and contains a fibrillar polyvinylidene fluoride resin, in which an average pore diameter acquired from a specific surface area of the microporous membrane is from 50 nm to 90 nm or a fibrillar diameter acquired from a specific surface area of the microporous membrane is from 150 nm to 350 nm. | 11-05-2015 |
20150380707 | NON-AQUEOUS-SECONDARY-BATTERY SEPARATOR AND NON-AQUEOUS SECONDARY BATTERY - Provided is a non-aqueous-secondary-battery separator including: a microporous membrane; and an adhesive porous layer which is provided on one or both surfaces of the microporous membrane and includes a fibrillar polyvinylidene fluoride resin, in which an average hole diameter acquired from the specific surface area of the microporous membrane is greater than 90 nm and equal to or smaller than 250 nm, peeling strength between the microporous membrane and the adhesive porous layer is equal to or greater than 0.10 N/cm, and a fibrillar diameter acquired from the specific surface area of the adhesive porous layer is from 50 nm to 70 nm. | 12-31-2015 |
Patent application number | Description | Published |
20100173187 | SEPARATOR FOR NONAQUEOUS SECONDARY BATTERY, METHOD FOR PRODUCING THE SAME, AND NONAQUEOUS SECONDARY BATTERY - The present invention is to provide a separator that is excellent in heat resistance, shutdown function, flame retardancy and handling property. The separator for a nonaqueous secondary battery of the invention is a separator for a nonaqueous secondary battery that has a polyolefin microporous membrane at least one surface of which is laminated with a heat resistant porous layer containing a heat resistant resin, and is characterized by containing an inorganic filler containing a metallic hydroxide that undergoes dehydration reaction at a temperature of 200 to 400° C. | 07-08-2010 |
20120115008 | POLYOLEFIN MICROPOROUS MEMBRANE, SEPARATOR FOR NON-AQUEOUS SECONDARY BATTERY, NON-AQUEOUS SECONDARY BATTERY AND METHOD OF PRODUCING POLYOLEFIN MICROPOROUS MEMBRANE - A polyolefin microporous membrane, the membrane having, when measured by DSC, a degree of crystallinity of from 65 to 85%, a lamellar crystal/crystal ratio of from 30 to 85%, a crystal length of from 5 nm to 50 nm and an amorphous length of from 3 nm to 30 nm, and a polyolefin microporous membrane, the membrane having, when measured by X-ray diffractometry, crystal size of from 12.5 nm to 13.5 nm and a degree of crystallinity of from 64 to 68%. | 05-10-2012 |
20130011716 | POLYOLEFIN MICROPOROUS MEMBRANE AND METHOD OF PRODUCING THE SAME, SEPARATOR FOR NON-AQUEOUS SECONDARY BATTERY AND NON-AQUEOUS SECONDARY BATTERY - The present invention provides a polyolefin microporous membrane in which a degree of crystallinity is from 60 to 85%, and a tie molecular volume fraction is from 0.7 to 1.7%. | 01-10-2013 |
20130224560 | SEPARATOR FOR NONAQUEOUS ELECTROLYTE BATTERY, AND NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY - Disclosed is a separator for a non-aqueous electrolyte battery, the separator including a polyolefin microporous substrate in which a content of polyolefin having a molecular weight of 100,000 or less is from 10% by mass to 25% by mass relative to a total amount of polyolefin, and a heat resistant porous layer that is formed on one or both sides of the polyolefin microporous substrate and that includes a heat resistant polymer, wherein a maximum value of S, which is represented by the following formula (1), is 0.8 or more, and a temperature exhibiting the maximum value of S is from 130° C. to 155° C.: | 08-29-2013 |
20130273408 | SEPARATOR FOR NON-AQUEOUS ELECTROLYTE BATTERY, AND NON-AQUEOUS ELECTROLYTE BATTERY - The present invention provides a separator for a non-aqueous electrolyte battery that includes a porous base material including a polyolefin and a heat-resistant porous layer provided on at least one surface of the porous base material and including a heat-resistant resin, in which when a thermomechanical analysis measurement has been performed by applying a constant load, the separator for a non-aqueous electrolyte battery satisfies the following conditions (i) and (ii):
| 10-17-2013 |
20140242444 | SEPARATOR FOR A NON-AQUEOUS SECONDARY BATTERY AND NON-AQUEOUS SECONDARY BATTERY - A separator for a non-aqueous secondary battery including a porous substrate, and an adhesive porous layer that is formed on one side or both sides of the porous substrate and contains the following polyvinylidene fluoride resin A and the following polyvinylidene fluoride resin B: | 08-28-2014 |
20140248525 | SEPARATOR FOR NON-AQUEOUS SECONDARY BATTERY AND NON-AQUEOUS SECONDARY BATTERY - A separator for a non-aqueous secondary battery includes a porous substrate and an adhesive porous layer provided on one or both sides of the porous substrate, the adhesive porous layer including a polyvinylidene-fluoride resin and a filler whose difference between a particle diameter at 90% cumulative volume and a particle diameter at 10% cumulative volume is 2 μm or less, and the adhesive porous layer satisfying Inequality (1): 0.5≦a/r≦3.0, wherein, in Inequality (1), “a” represents an average thickness (μm) of the adhesive porous layer on one of the sides of the porous substrate; and “r” represents a volume average particle diameter (μm) of the filler contained in the adhesive porous layer. | 09-04-2014 |
20140255754 | SEPARATOR FOR A NON-AQUEOUS SECONDARY BATTERY AND NON-AQUEOUS SECONDARY BATTERY - The present invention provides a separator for a non-aqueous secondary battery including a porous substrate, and an adhesive porous layer that is formed at one or both sides of the porous substrate, contains (1) polyvinylidene fluoride resin A and (2) polyvinylidene fluoride resin B described below, and has a porosity of from 30% to 60% and an average pore size of from 20 nm to 100 nm:
| 09-11-2014 |
20140308567 | NON-AQUEOUS SECONDARY BATTERY SEPARATOR AND NON-AQUEOUS SECONDARY BATTERY - The present invention provides a separator for a non-aqueous secondary battery including a porous substrate and an adhesive porous layer that is formed at at least one side of the porous substrate and contains the following polyvinylidene fluoride-based resin A and the following polyvinylidene fluoride-based resin B. (1) Polyvinylidene fluoride resin A selected from the group consisting of vinylidene fluoride homopolymers having a weight average molecular weight of from 600,000 to 2,500,000, and vinylidene fluoride copolymers having a weight average molecular weight of from 600,000 to 2,500,000 and containing a structural unit derived from vinylidene fluoride and a structural unit derived from hexafluoropropylene, the total content of structural units derived from hexafluoropropylene in each of the vinylidene fluoride copolymers being 1.5 mol % or less of the total content of structural units in each of the vinylidene fluoride copolymer. (2) Polyvinylidene fluoride resin B containing a structural unit derived from vinylidene fluoride and a structural unit derived from hexafluoropropylene, the total content of structural units derived from hexafluoropropylene in the polyvinylidene fluoride resin B being greater than 1.5 mol % of the total content of structural units in the polyvinylidene fluoride resin B. | 10-16-2014 |
20140315068 | NON-AQUEOUS SECONDARY BATTERY SEPARATOR AND NON-AQUEOUS SECONDARY BATTERY - The present invention provides a separator for a non-aqueous secondary battery, including a porous substrate and an adhesive porous layer that is formed at at least one side of the porous substrate and contains the following polyvinylidene fluoride-based resin A and the following polyvinylidene fluoride-based resin B. (1) Polyvinylidene fluoride resin A selected from the group consisting of vinylidene fluoride homopolymers, and vinylidene fluoride copolymers containing a structural unit derived from vinylidene fluoride and a structural unit derived from hexafluoropropylene, the total content of structural units derived from hexafluoropropylene in each of the vinylidene fluoride copolymers being 1.5 mol % or less of the total content of structural units in each of the vinylidene fluoride copolymer. (2) Polyvinylidene fluoride resin B selected from the group consisting of vinylidene fluoride copolymers having a weight average molecular weight of from 300,000 to 2,500,000 and containing a structural unit derived from vinylidene fluoride and a structural unit derived from hexafluoropropylene, the total content of structural units derived from hexafluoropropylene in each of the vinylidene fluoride copolymer being greater than 1.5 mol % of the total content of structural units in each of the vinylidene fluoride copolymer. | 10-23-2014 |
20150214528 | POLYOLEFIN MICROPOROUS MEMBRANE AND METHOD OF PRODUCING THE SAME, SEPARATOR FOR NON-AQUEOUS SECONDARY BATTERY AND NON-AQUEOUS SECONDARY BATTERY - The present invention provides a polyolefin microporous membrane in which a degree of crystallinity is from 60 to 85%, and a tie molecular volume fraction is from 0.7 to 1.7%. | 07-30-2015 |
20150263325 | SEPARATOR FOR NON-AQUEOUS SECONDARY BATTERY AND NON-AQUEOUS SECONDARY BATTERY - Provided is a separator for a non-aqueous secondary battery, including: a porous substrate, and a heat resistant porous layer that is provided on one side or both sides of the porous substrate, that is an aggregate of resin particles and an inorganic filler, and that satisfies the following expression (1). In expression (1), Vf is a volume proportion (% by volume) of the inorganic filler in the heat resistant porous layer, and CPVC is a critical pigment volume concentration (% by volume) of the inorganic filler. Also provided is a separator for a non-aqueous secondary battery, including: a porous substrate, a heat resistant porous layer that is provided on one side or both sides of the porous substrate, that includes a resin and an filler, and that satisfies the following expression (2), and an adhesive porous layer that is provided on both sides of a stacked body of the porous substrate and the heat resistant porous layer, and that includes an adhesive resin. In expression (2), Vf is a volume proportion (% by volume) of the filler in the heat resistant porous layer, and CPVC is a critical pigment volume concentration (% by volume) of the filler. | 09-17-2015 |
20160006012 | POLYOLEFIN MICROPOROUS MEMBRANE AND METHOD OF PRODUCING THE SAME, SEPARATOR FOR NON-AQUEOUS SECONDARY BATTERY AND NON-AQUEOUS SECONDARY BATTERY - The present invention provides a separator for a non-aqueous secondary battery, the separator including: a polyolefin microporous membrane having a degree of crystallinity of from 60 to 85% and a tie molecular volume fraction of from 0.7 to 1.7%; and a heat resistant porous layer containing a heat resistant resin and provided on one side or both sides of the polyolefin microporous membrane. | 01-07-2016 |