Provided is an all-solid lithium battery including: a low-angle oriented positive electrode plate that is a lithium complex oxide sintered plate having a porosity of 10 to 50%; a negative electrode plate containing Ti and capable of intercalating and deintercalating lithium ions at 0.4 V or higher (vs. Li/Li.sup.+); and a solid electrolyte having a melting point lower than the melting point or pyrolytic temperature of the oriented positive electrode plate or the negative electrode plate, wherein at least 30% of pores in the oriented positive electrode plate is filled with the solid electrolyte in an observation of a cross-section perpendicular to a main face of the oriented positive electrode plate.

Provided herein are positive electrode systems for lithium batteries, particularly lithium sulfur batteries, component parts thereof, and the manufacture thereof. Specifically provided herein are lithium sulfur battery cathode systems comprising mesoporous carbon components, including sulfur loaded substrates and sulfur-free interlayers, such as comprising mesoporous carbon component(s), grapheme component(s), polymer or binder component(s), conducting additive component(s), and/or ionic shielding component(s).

A laminated core includes a case, a laminated core, and a cap assembly. The laminated core includes multiple electrode clusters. Each electrode cluster includes multiple laminated electrodes and multiple tabs. Each tab extends out of a corresponding one of the electrodes. The multiple tabs of each electrode clusters form a tab bundle, and the tab bundle is connected to one pin. The cap assembly includes a connection portion and a pole, the pin is slidably connected to the connection portion, and electrically connected to the pole through the connection portion.

A laminated core includes a case, a laminated core, and a cap assembly. The laminated core includes multiple electrode clusters. Each electrode cluster includes multiple laminated electrodes and multiple tabs. Each tab extends out of a corresponding one of the electrodes. The multiple tabs of each electrode clusters form a tab bundle, and the tab bundle is connected to one pin. The cap assembly includes a connection portion and a pole, the pin is slidably connected to the connection portion, and electrically connected to the pole through the connection portion.

A purpose of one embodiment of the present invention is to provide a highly safe lithium ion secondary battery comprising a layered lithium nickel composite oxide with high nickel content and a polyethylene terephthalate separator. The first lithium ion secondary battery of the present invention is characterized by comprising a positive electrode comprising a positive electrode mixture layer and an insulation layer, and a separator comprising polyethylene terephthalate, wherein the positive electrode mixture layer comprises a layered lithium nickel composite oxide having a nickel ratio of 60 mol % or more based on metals other than lithium.

Provided are: a solid-state battery in which an initial load is applied to a battery cell; and a solid-state battery module comprised of the battery. This solid-state battery includes a pressing portion provided on a solid-state battery case so that a spring force is utilized to apply the initial load to the solid-state battery. Specifically, the solid-state battery includes a solid-state battery cell, and a battery case for accommodating the solid-state battery cell, in which the solid-state battery cell is a stack including a positive electrode, a negative electrode, and a solid electrolyte present between the positive electrode and the negative electrode, and in which a face constituting the battery case and extending substantially perpendicular to the stacking direction of the stack has a pressing portion.

An alkaline battery includes a positive electrode containing member, a negative electrode containing member, a positive electrode, a negative electrode, a frame-shaped member, a separator, and a sealing member. The positive electrode is contained inside the positive electrode containing member. The negative electrode and the frame-shaped member are contained inside the negative electrode containing member. The separator is disposed between the positive electrode and the negative electrode. The sealing member is disposed between the positive electrode containing member and the negative electrode containing member, and is separated from the frame-shaped member. The positive electrode containing member and the negative electrode containing member are crimped to each other with the sealing member interposed between the positive electrode containing member and the negative electrode containing member. The negative electrode includes a negative electrode active material and an alkaline electrolytic solution. The frame-shaped member surrounds the negative electrode and adjoins the separator.

The present disclosure relates to an electrode stack for a lithium secondary battery, in which one or more positive electrodes and one or more negative electrodes are alternatingly stacked with a separator therebetween and insulation layers are formed on the outermost positive electrodes of the electrode stack. The insulation layers have an average thickness of 1 m to 8 m. The positive electrodes include a positive electrode collector; a positive electrode active material layer; and a protective layer including an inorganic compound. The protective layer is disposed between the positive electrode collector and the positive electrode active material layer. Additionally, an electrode assembly and a lithium secondary battery which include the electrode stack are also disclosed.

To prevent damage to an exterior material accommodating an electrode assembly, the present disclosure provides a secondary battery comprising an electrode assembly; an exterior material accommodating the electrode assembly, and a protective member disposed inside the exterior material and surrounding a vertex of the electrode assembly.

To prevent damage to an exterior material accommodating an electrode assembly, the present disclosure provides a secondary battery comprising an electrode assembly; an exterior material accommodating the electrode assembly, and a protective member disposed inside the exterior material and surrounding a vertex of the electrode assembly.