Abstract: A terminal covering film for an electrode terminal of a secondary battery. The terminal covering film includes an outermost layer contacting a case of the secondary battery, an innermost layer contacting the electrode terminal, and an intermediate layer disposed between the outermost layer and the innermost layer, wherein wherein a melting point of the innermost layer is less than a melting point of the outermost layer and less than a melting point of the intermediate layer, and wherein a thickness of the innermost layer is less than a thickness of the outermost layer.

Abstract: A secondary battery includes an electrode assembly in which a first electrode, a separator, and a second electrode are stacked. A first case accommodates a first portion of the electrode assembly, and a second case accommodates a second portion of the electrode assembly. A center structure is disposed between the first case and the second case and surrounding one or more side surfaces of the electrode assembly, with the center structure being coupled to each of the first case and the second case. The center structure may include a plurality of coupling portions formed at one or more edges of the center structure.

Abstract: A secondary battery includes an electrode assembly including a positive electrode, a separator, and a negative electrode. A case body accommodates the electrode assembly and has an opening. A cover is coupled to the case body. A terminal is connected to the case body extending through a surface of the case body. An electrode tab connects the electrode assembly to the terminal. The electrode tab is bent to include a first connecting portion connected to the electrode assembly, and a second connecting portion extending from the bend and connected to the terminal.

Abstract: An electrode includes an insulating film layer including an insulating material, a first metal layer on one surface of the insulating film layer, a second metal layer on another surface of the insulating film layer, a first mixture layer on the first metal layer, a second mixture layer on the second metal layer, and a conductive tape attached to the first metal layer and the second metal layer and configured to electrically connect the first metal layer to the second metal layer.

Abstract: An electrode includes: an insulating layer having a through hole; a first metal layer on one surface of the insulating layer; a second metal layer on another surface of the insulating layer; a first active material layer on the first metal layer; a second active material layer on the second metal layer; and a connecting metal layer in the through hole, and electrically connecting the first metal layer to the second metal layer.

Abstract: A secondary battery includes: an electrode assembly including a first electrode, a second electrode, and a separator interposed between the first electrode and the second electrode; a lower case having an open top, and including a receiving portion to receive the electrode assembly; and an upper case sealing the open top of the lower case. A first electrode terminal electrically connected to the first electrode is located on one side surface of the lower case; the upper case is integrally extended from an upper edge portion of the one side surface; and the upper case is connected to edge portions of the lower case, other than the upper edge portion of the one side surface, from among open upper edge portions of the lower case.

Abstract: Examples of the disclosure include an electrode substrate for a rechargeable lithium battery, an electrode and a rechargeable lithium battery including the electrode substrate, and a method for manufacturing the electrode. The electrode substrate for a rechargeable lithium battery includes a first metal layer including a first metal; an insulating layer on the first metal layer and including a polymer; and a second metal layer on the insulating layer and including a second metal. The insulating layer has an interconnected pore structure and is divided into a first region and a second region, and the first region further includes a third metal that substantially fills the interconnected pore structure within the insulating layer.

Abstract: A secondary battery, including an electrode assembly having a first surface and a second surface facing each other, a lower case including a lower surface covering the first surface of the electrode assembly and first to fourth lower side surfaces extending from the lower surface, and an upper case including an upper surface bent and extending from the fourth lower side surface of the lower case and covering the second surface of the electrode assembly and first to third upper side surfaces extending from the upper surface, wherein the first to third upper side surfaces of the upper case are respectively coupled to the first to third lower side surfaces of the lower case.

Abstract: A secondary battery includes: an electrode assembly including a positive electrode tab; and a case surrounding around the electrode assembly, and including: an accommodation portion accommodating the electrode assembly; a positive electrode terminal protruding from the accommodation portion in a first direction, and electrically connected to the positive electrode tab; and an upper flange extending from the accommodation portion in the first direction. A shortest length of the upper flange extending from the accommodation portion in the first direction is less than a length of the positive electrode terminal protruding from the accommodation portion in the first direction.

Abstract: A secondary battery includes a can-type case accommodating an electrode assembly, an electrolyte inlet on a first end of the case, and configured to allow an electrolyte to be injected therethrough, a first thin film cover sealing the electrolyte inlet, and having a through-hole, and a second thin film cover sealing the electrolyte inlet and the through-hole, and located on the first thin film cover.

Abstract: A secondary battery includes an electrode assembly including a first electrode, a separator, and a second electrode stacked sequentially, a first case configured to accommodate a portion of the electrode assembly, a second case configured to accommodate another portion of the electrode assembly, and a central structure between the first case and the second case.

Abstract: A strip terminal alignment device according to some embodiments includes: a terminal support supporting first and second strip terminals; first and second jigs configured to be reciprocally moved along a first direction and disposed at a distance from the terminal support along a second direction; a pair of first pushers fixed to the first jig; and a pair of second pushers fixed to the second jig. The pair of first pushers pushes one side of each of the first and second strip terminals in one direction, and the pair of second pushers pushes the other side of each of the first and second strip terminals in the other direction according to the movement of the first and second jigs. Each of the pair of first pushers and the pair of second pushers includes a vertical extension parallel to a third direction orthogonal to the first direction and the second direction.

Abstract: A secondary battery may include an electrode assembly including a first electrode, a second electrode, and a separator, a case accommodating the electrode assembly, and an insulating portion on an upper surface and a lower surface of the electrode assembly, the insulating portion insulating the case and the electrode assembly from each other.

Abstract: A secondary battery includes: an electrode assembly including an electrode stack including a first electrode, a separator, and a second electrode; a first electrode tab and a second electrode tab protruding from a top surface of the electrode stack; a first insulating member attached to the top surface of the electrode stack, a first surface of the first electrode tab, and a first surface of the second electrode tab; a second insulating member attached to a rear surface of the electrode stack, a second surface of the first electrode tab, and a second surface of the second electrode tab; a case having one opened surface, and to accommodate the electrode assembly; and a case cover to cover the opened surface of the case to seal the electrode assembly from the outside.

Abstract: An electrode assembly includes a separator, a first electrode and a second electrode located with the separator therebetween and wound together with the separator. The first electrode includes a substrate including a body on which a composite layer and an insulating layer are located, and a plurality of tabs extending from one side of the body and contacting the insulating layer. A plurality of cut lines are located parallel to each other in at least one of the plurality of tabs. The plurality of cut lines are located at a distance from an edge of the tab.

Abstract: Disclosed are a method of uniformly dispersing nickel-plated conductive particles of a single layer within a polymer film by applying a magnetic field to the polymer film and a method of fabricating an anisotropic conductive film using the same. The method of fabricating a film may include forming a liquefied polymer layer by roll-to-roll coating a polymer solution in which a plurality of conductive particles has been mixed, dispersing the plurality of conductive particles included in the liquefied polymer layer by applying a magnetic field to the liquefied polymer layer, and fabricating a solid polymer layer limiting a movement of the plurality of dispersed conductive particles by drying the liquefied polymer layer in which the plurality of conductive particles has been dispersed.

Abstract: Disclosed are a method of uniformly dispersing nickel-plated conductive particles of a single layer within a polymer film by applying a magnetic field to the polymer film and a method of fabricating an anisotropic conductive film using the same. The method of fabricating a film may include forming a liquefied polymer layer by roll-to-roll coating a polymer solution in which a plurality of conductive particles has been mixed, dispersing the plurality of conductive particles included in the liquefied polymer layer by applying a magnetic field to the liquefied polymer layer, and fabricating a solid polymer layer limiting a movement of the plurality of dispersed conductive particles by drying the liquefied polymer layer in which the plurality of conductive particles has been dispersed.