Invention Grant
- Patent Title: Alkaline dry batteries
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Application No.: US17713609Application Date: 2022-04-05
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Publication No.: US11637278B2Publication Date: 2023-04-25
- Inventor: Yasuyuki Kusumoto , Yasufumi Takahashi , Atsushi Fukui
- Applicant: Panasonic Intellectual Property Management Co., Ltd.
- Applicant Address: JP Osaka
- Assignee: Panasonic Intellectual Property Management Co., Ltd.
- Current Assignee: Panasonic Intellectual Property Management Co., Ltd.
- Current Assignee Address: JP Osaka
- Agency: WHDA, LLP
- Priority: JPJP2018-056994 20180323
- Main IPC: H01M4/24
- IPC: H01M4/24 ; H01M4/42 ; H01M6/10 ; H01M6/06 ; H01M4/02

Abstract:
An alkaline dry battery includes a positive electrode, a negative electrode, a separator disposed between the positive electrode and the negative electrode, and an alkaline electrolytic solution contained in the positive electrode, the negative electrode and the separator. The negative electrode includes a negative electrode active material including zinc, and an additive. The additive includes at least one selected from the group consisting of maleic acid, maleic anhydride and maleate salts.
Public/Granted literature
- US20220231275A1 ALKALINE DRY BATTERIES Public/Granted day:2022-07-21
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