All-solid state secondary battery and manufacturing method therefor
AssigneeFUJIFILM Corporation
InventorShinji IMAI
Life of this patent
Estimating the term…
Abstract
Provided are an all-solid state secondary battery having a battery element member having a collector, a solid electrolyte layer, and a positive electrode active material layer, an axial core having the battery element member disposed on a side surface outer circumference, and a battery exterior body that is configured to store the battery element member and the axial core, in which a reinforcement coating body is provided on the side surface outer circumference of the battery exterior body, and, in a discharged state, a compressive stress of 0.5 MPa or more at 25° C. is provided between the axial core and the battery exterior body and between the battery exterior body and the battery element member; and a manufacturing method therefor.
Claims8
An all-solid state secondary battery comprising:
- a battery element member having a collector, a solid electrolyte layer, and a positive electrode active material layer;
- an axial core having the battery element member disposed on a side surface outer circumference;
- and
- a battery exterior body that is configured to store the battery element member and the axial core,
- wherein a reinforcement coating body is provided on the side surface outer circumference of the battery exterior body, to press in the inside direction on the side surface outer circumference, and,
- in a discharged state, a compressive stress of 0.5 MPa or more at 25° C. is provided between the axial core and the battery element member and between the battery exterior body and the battery element member.
Dependencies are inferred from the claim text.