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公开(公告)号：US20230055952A1
公开(公告)日：2023-02-23
申请号：US17778740
申请日：2020-11-20
Applicant: GS Yuasa International Ltd.
Inventor： Yuta NAKAMURA , Yohei SHIBATA
Abstract: An energy storage device according to an aspect of the present invention includes: a positive electrode including a positive active material layer; a negative electrode; and a nonaqueous electrolyte, the positive active material layer includes boron and aluminum, and a maximum voltage width that is a difference between a charge upper limit voltage and a discharge lower limit voltage under normal usage is 1.1 V or less.
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