Abstract: This non-aqueous electrolyte secondary battery comprises: a separator that has an adhesive on at least one surface thereof; and an electrode that has a core and an electrode mix layer, and that is configured so that the electrode mix layer abuts the adhesive. The electrode mix layer is configured so that the density, in the thickness-direction, of a porous body increases from the core towards the adhesive.

Abstract: This secondary battery is provided with an electrode body formed by laminating a positive electrode and a negative electrode with a separator interposed therebetween. The separator includes a first layer and a second layer having a lesser thermal shrinkage than the first layer, and has a tubular part that is formed in a tubular shape and that constitutes the outermost surface of the electrode body. The tubular part, of the separator, that constitutes the outermost surface of the electrode body has a tape stuck thereto in at least one end portion in the axial direction, the tape pressing the one end portion in the axial direction from one side to the other side in the lamination direction of the electrode body.

Abstract: This secondary battery comprises an electrode body obtained by laminating positive electrodes and negative electrodes with a separator interposed therebetween. The separator includes a first layer and a second layer having lower thermal shrinkage than the first layer, and has a tubular section that is formed into a tube shape and constitutes the outermost surface of the electrode body. The separator is arranged such that, in the tubular section thereof, the first layer faces the inside and the second layer faces the outside.

Abstract: In a state in which a sealing member is fixed to an exterior container by swaging, at least a tip side of a protrusion is embedded in a seal component. In a state before the sealing member is fixed to the exterior container by swaging, when the protrusion of the sealing member and the seal component are brought into abutment with each other, a communication path is formed in the protrusion or the seal component to communicate a space inside the exterior container and a space outside the exterior container with each other.

Abstract: The power consumption of a control device or a data processing system is reduced. Safety is enhanced. An electronic device is operated in a simple way. A control device includes an arithmetic circuit, an input unit, and a power management unit. The input unit includes a sensor element. The power management unit has a function of controlling supply and shutdown of power to the arithmetic circuit. The power management unit has a function of supplying power to the arithmetic circuit in response to a detection signal output from the sensor element. The sensor element includes one or more selected from an acceleration sensor, an angular velocity sensor, and a magnetic sensor. The arithmetic circuit includes a register. The register includes a first circuit and a second circuit.

Abstract: A secondary battery includes a rectangular exterior body having an opening and containing a first electrode assembly and a second electrode assembly, a sealing plate sealing the opening, and a positive-electrode current collector. The sealing plate has an electrolytic solution introduction hole. The first electrode assembly includes a first insulating sheet on an outermost surface thereof adjacent to the second electrode assembly. The second electrode assembly includes a second insulating sheet on an outermost surface thereof adjacent to the first electrode assembly. A first tape is attached to both an outermost surface of a first positive-electrode tab group and the first insulating sheet. A second tape is attached to both an outermost surface of a second positive-electrode tab group and the second insulating sheet. At least one of the first tape and the second tape is located to face the electrolytic solution introduction hole.

Abstract: A secondary battery includes a rectangular exterior body having an opening and containing a first electrode assembly and a second electrode assembly, a sealing plate sealing the opening, and a positive-electrode current collector. The sealing plate has an electrolytic solution introduction hole. The first electrode assembly includes a first insulating sheet on an outermost surface thereof adjacent to the second electrode assembly. The second electrode assembly includes a second insulating sheet on an outermost surface thereof adjacent to the first electrode assembly. A first tape is attached to both an outermost surface of a first positive-electrode tab group and the first insulating sheet. A second tape is attached to both an outermost surface of a second positive-electrode tab group and the second insulating sheet. At least one of the first tape and the second tape is located to face the electrolytic solution introduction hole.

Abstract: A novel display panel that is highly convenient, useful, or reliable is provided. The display panel includes a display region, a first support, and a second support, the display region includes a first region, a second region, and a third region, the first region and the second region each have a belt-like shape extending in one direction, and the third region is sandwiched between the first region and the second region. The first support overlaps with the first region and is less likely to be warped than the third region, and the second support overlaps with the second region and is less likely to be warped than the third region. The second support can pivot on an axis extending in the one direction with respect to the first support.

Abstract: To reduce the manufacturing cost of a display device using a micro LED as a display element. To manufacture a display device using a micro LED as a display element in a high yield. Employed is a method for manufacturing a display device, including: forming a plurality of transistors in a matrix over a substrate (800), forming conductors (21, 23) electrically connected to the transistors over the substrate (800), and forming a plurality of light-emitting elements (51) in a matrix over a film (927). Each of the light-emitting elements (51) includes electrodes (85, 87) on one surface and the other surface is in contact with the film (927). The conductors (21, 23) and the electrodes (85, 87) are opposed to each other. An extrusion mechanism (929) is pushed out from the film (927) side to the substrate (800) side so that the conductors (21, 23) and the electrodes (85, 87) are in contact with each other, whereby the conductors (21, 23) and the electrodes (85, 87) are electrically connected to each other.

Abstract: A display device with high display quality is provided. A display device with low power consumption is provided. In the display device, a first transistor, a second transistor, a first conductive layer, and a light-emitting diode package are included in a pixel. The light-emitting diode package includes a first light-emitting diode, a second light-emitting diode, a second conductive layer, a third conductive layer, and a fourth conductive layer. The first light-emitting diode includes a first electrode and a second electrode. The second light-emitting diode includes a third electrode and a fourth electrode. One of a source and a drain of the first transistor is electrically connected to the first electrode through the second conductive layer. One of a source and a drain of the second transistor is electrically connected to the third electrode through the third conductive layer.

Abstract: A nonaqueous electrolyte secondary battery that is an example of an embodiment includes a flat electrode body that has a winding structure in which a positive electrode and a negative electrode are wound with a separator interposed in between, in which flat portions and bend portions are formed in the flat electrode body. A negative electrode mixture layer is provided in the negative electrode to a winding outer end thereof. The negative electrode includes an extension portion that extends out from a winding outer end of the positive electrode towards a winding direction outer side. A length L of the extension portion in a winding direction satisfies a condition L/((a?b)×2+b?)>0.135, where a is a width of the electrode body and b is a thickness of the electrode body.

Abstract: A secondary battery includes a rectangular exterior body having an opening and containing a first electrode assembly and a second electrode assembly, a sealing plate sealing the opening, and a positive-electrode current collector. The sealing plate has an electrolytic solution introduction hole. The first electrode assembly includes a first insulating sheet on an outermost surface thereof adjacent to the second electrode assembly. The second electrode assembly includes a second insulating sheet on an outermost surface thereof adjacent to the first electrode assembly. A first tape is attached to both an outermost surface of a first positive-electrode tab group and the first insulating sheet. A second tape is attached to both an outermost surface of a second positive-electrode tab group and the second insulating sheet. At least one of the first tape and the second tape is located to face the electrolytic solution introduction hole.

Abstract: A nonaqueous electrolyte secondary battery that is an example of an embodiment includes a flat electrode body that has a winding structure in which a positive electrode and a negative electrode are wound with a separator interposed in between, in which flat portions and bend portions are formed in the flat electrode body. A negative electrode mixture layer is provided in the negative electrode to a winding outer end thereof. The negative electrode includes an extension portion that extends out from a winding outer end of the positive electrode towards a winding direction outer side. A length L of the extension portion in a winding direction satisfies a condition L/((a?b)×2+b?)>0.135, where a is a width of the electrode body and b is a thickness of the electrode body.

Abstract: A flat wound electrode assembly formed by winding a positive electrode plate and a negative electrode plate together with a separator interposed therebetween is used. The number of stacked layers of the positive electrode plate in the wound electrode assembly is 50 or more. The total thickness of the separator is 10% or less of the thickness of the wound electrode assembly in a thickness direction of the layers of the wound electrode assembly. A value obtained by dividing the local breaking elongation of the separator by the thickness of the separator is 0.16 or more. A value obtained by dividing the local breaking strength of the separator by the thickness of the separator is 2.77 or more.

Abstract: To provide a non-aqueous electrolyte secondary battery having high capacity and superior safety and cycle characteristics. The present invention is a non-aqueous electrolyte secondary battery including an electrode assembly and a non-aqueous electrolyte, the electrode assembly having a positive electrode, a negative electrode and a separator separating the positive electrode and the negative electrode, the non-aqueous electrolyte secondary battery characterized in that the separator has a three-layer laminated structure, the melting point of the middle layer being lower than either of the two outer layers, and the non-aqueous electrolyte including lithium bis(oxalato)borate.

Abstract: A nonaqueous electrolyte secondary battery according to an embodiment of the present invention includes an electrode assembly and a nonaqueous electrolyte. The electrode assembly includes a positive electrode, a negative electrode, and a separator. The negative electrode is opposed to the positive electrode. The separator is disposed between the positive electrode and the negative electrode. The capacity of the battery is not less than 21 Ah. The negative electrode is provided on the outer periphery side of the electrode assembly. The nonaqueous electrolyte contains lithium difluorophosphate.

Abstract: In a prismatic nonaqueous electrolyte secondary battery according to an embodiment of the invention, a flat winding electrode assembly and a nonaqueous electrolyte are housed in a prismatic outer body. A positive electrode includes a positive electrode substrate exposed portion formed along the longitudinal direction. A negative electrode includes a negative electrode substrate exposed portion formed along the longitudinal direction. The nonaqueous electrolyte contains a lithium salt having an oxalate complex as an anion at the time of making the nonaqueous electrolyte secondary battery. The winding electrode assembly has a winding end of the negative electrode disposed on a further outer side than that of the positive electrode. The winding number of the positive electrode and the negative electrode are each 15 or more.

Abstract: A prismatic secondary battery includes a wound electrode assembly, a bottomed prismatic hollow outer body having a mouth and storing the wound electrode assembly, and a sealing plate including a gas release valve and sealing up the mouth. The wound electrode assembly is disposed in the outer body so that the winding axis direction of the wound electrode assembly is parallel to the bottom face of the outer body. A high-melting-point material having a higher melting point than the melting point of a material, constituting the outer body is disposed between both ends of the wound electrode assembly in the winding axis direction and a lateral face of the outer body facing the end of the wound electrode assembly in the winding axis direction.

Abstract: An aspect of the invention provides a nonaqueous electrolyte secondary battery including a flattened electrode assembly in which a positive electrode plate containing lithium transition metal composite oxide as positive electrode active material, and a negative electrode plate containing carbon material able to insert and extract lithium ions as negative electrode active material, are stacked and wound with a separator interposed therebetween, and a protective layer constituted of inorganic oxide and an insulative binding agent provided on a surface of the negative electrode plate. The arithmetic mean surface roughness Ra of a face of the separator that contacts with the protective layer is 0.40 to 3.50 ?m. With the invention, a nonaqueous electrolyte secondary battery is obtained that has enhanced formability of the flattened electrode assembly and superior output characteristics and other battery characteristics.