Title:
アルカリ乾電池
Document Type and Number:
Japanese Patent JP6928861
Kind Code:
B2
Abstract:
An alkaline battery includes a tubular battery case, a positive electrode filled in the battery case and including a stack of n pieces of hollow tubular pellets, a negative electrode disposed in hollow portions of the pellets, a separator disposed between the positive electrode and the negative electrode, and an alkaline electrolytic solution. The battery case includes a body portion having a thickness of 0.15 mm or less. The positive electrode contains manganese dioxide and a conductive agent, and n is an integer of 3 or more. First resistance is higher than second resistance, where the first resistance is resistance of at least one pellet positioned in a middle portion in a height direction of the stack, and the second resistance is resistance of at least one pellet positioned in end portions in the height direction of the stack.
Inventors:
Naoaki Yokoyama
Application Number:
JP2020507333A
Publication Date:
September 01, 2021
Filing Date:
October 29, 2018
Export Citation:
Assignee:
Panasonic IP Management Co., Ltd.
International Classes:
H01M6/06; H01M4/06; H01M6/08
Domestic Patent References:
| JP2002519835A |
Foreign References:
| WO2017110024A1 |
Attorney, Agent or Firm:
Kawasaki/Hashimoto Patent Office