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公开(公告)号:US11539055B2
公开(公告)日:2022-12-27
申请号:US14775111
申请日:2014-03-07
Applicant: Murata Manufacturing Co., Ltd.
Inventor: Hironori Iida , Seiichiro Tabata , Shun Yamanoi , Shinichiro Yamada
Abstract: An air-metal secondary battery has an electrode including a porous carbon material, wherein the porous carbon material has a specific surface area of 280 m2/g or more, preferably 700 m2/g or more, more preferably 1,500 m2/g or more, as determined by a nitrogen BET method, and the air-metal secondary battery has an average charging voltage of 4.4 V or less, preferably 4.3 V or less, more preferably 4.1 V or less.
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公开(公告)号:US10290875B2
公开(公告)日:2019-05-14
申请号:US14905135
申请日:2014-05-20
Applicant: Murata Manufacturing Co., Ltd.
Inventor: Shun Yamanoi , Seiichiro Tabata , Hironori Iida , Kenji Kishimoto , Yosuke Saito , Shinichiro Yamada , Kazumasa Takeshi , Koichiro Hinokuma
Abstract: An electrode material for a secondary cell includes a porous carbon material having an absolute value of a differential value of a mass using a temperature as a parameter exceeding 0 at 360° C. and being 0.016 or more at 290° C. provided by thermally analyzing a mixture of the porous carbon material and S8 sulfur at a mass ratio of 1:2.
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