JP2003297325A5 - - Google Patents

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Publication number
JP2003297325A5
JP2003297325A5 JP2002094661A JP2002094661A JP2003297325A5 JP 2003297325 A5 JP2003297325 A5 JP 2003297325A5 JP 2002094661 A JP2002094661 A JP 2002094661A JP 2002094661 A JP2002094661 A JP 2002094661A JP 2003297325 A5 JP2003297325 A5 JP 2003297325A5
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JP
Japan
Prior art keywords
battery
sealed
sealing body
negative electrode
positive electrode
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JP2002094661A
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Japanese (ja)
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JP4104363B2 (en
JP2003297325A (en
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Priority to JP2002094661A priority Critical patent/JP4104363B2/en
Priority claimed from JP2002094661A external-priority patent/JP4104363B2/en
Publication of JP2003297325A publication Critical patent/JP2003297325A/en
Publication of JP2003297325A5 publication Critical patent/JP2003297325A5/ja
Application granted granted Critical
Publication of JP4104363B2 publication Critical patent/JP4104363B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Claims (2)

正極と、負極と、これらの正極と負極を隔離するセパレータと、電解液とを外装缶内に備え、該外装缶の開口を封口体により密閉した密閉型電池であって、
前記外装缶の一部あるいは前記封口体の一部に電池内で発生した水素ガスを排気する排気部を備え、
前記排気部内に水素ガスを選択的に透過する水素選択透過性合金膜を備え、
前記水素選択透過性合金膜の電池内部側には、気体透過性でありかつ電解液の透過を阻止する薄膜を形成したことを特徴とする密閉型電池。
A sealed battery comprising a positive electrode, a negative electrode, a separator separating the positive electrode and the negative electrode, and an electrolytic solution in an outer can, wherein the opening of the outer can is sealed with a sealing body,
An exhaust part for exhausting hydrogen gas generated in the battery in a part of the outer can or a part of the sealing body,
A hydrogen selective permeable alloy film that selectively permeates hydrogen gas in the exhaust part,
A sealed battery characterized in that a thin film that is gas permeable and prevents permeation of an electrolyte is formed on the inside of the battery of the hydrogen selective permeable alloy membrane .
正極と、負極と、これらの正極と負極を隔離するセパレータと、電解液とを外装缶内に備え、該外装缶の開口を封口体により密閉した密閉型電池であって、A sealed battery comprising a positive electrode, a negative electrode, a separator separating the positive electrode and the negative electrode, and an electrolytic solution in an outer can, wherein the opening of the outer can is sealed with a sealing body,
前記外装缶の一部あるいは前記封口体の一部に電池内で発生した水素ガスを排気する排気部を備え、  An exhaust part for exhausting hydrogen gas generated in a battery in a part of the outer can or a part of the sealing body,
前記排気部内に水素ガスを選択的に透過する水素選択透過性合金膜を備え、  A hydrogen selective permeable alloy film that selectively permeates hydrogen gas in the exhaust part,
前記水素選択透過性合金膜の上部に、電池内部と電池外部を隔離する膜が配置されている  A membrane for separating the inside of the battery from the outside of the battery is disposed on the hydrogen selective permeable alloy membrane.
ことを特徴とする密閉型電池。A sealed battery characterized by that.
JP2002094661A 2002-03-29 2002-03-29 Sealed battery Expired - Fee Related JP4104363B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2002094661A JP4104363B2 (en) 2002-03-29 2002-03-29 Sealed battery

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002094661A JP4104363B2 (en) 2002-03-29 2002-03-29 Sealed battery

Publications (3)

Publication Number Publication Date
JP2003297325A JP2003297325A (en) 2003-10-17
JP2003297325A5 true JP2003297325A5 (en) 2005-09-02
JP4104363B2 JP4104363B2 (en) 2008-06-18

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Family Applications (1)

Application Number Title Priority Date Filing Date
JP2002094661A Expired - Fee Related JP4104363B2 (en) 2002-03-29 2002-03-29 Sealed battery

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JP (1) JP4104363B2 (en)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4463529B2 (en) * 2003-11-10 2010-05-19 Necトーキン株式会社 Secondary battery
KR100637434B1 (en) 2004-05-19 2006-10-20 삼성에스디아이 주식회사 Secondary battery and cap assembly and safety valve using the same
EP1798788B1 (en) 2004-07-02 2015-03-18 Toyota Jidosha Kabushiki Kaisha Nickel-metal hydride storage battery
JP5127258B2 (en) * 2007-02-08 2013-01-23 株式会社オプトニクス精密 Gas permeable safety valve and electrochemical element
US20150325380A1 (en) 2012-12-17 2015-11-12 Nitto Denko Corporation Hydrogen-releasing film
JP6340214B2 (en) * 2013-07-09 2018-06-06 日東電工株式会社 Ventilation member, method for producing ventilation member, and breathable container
JP2015053475A (en) 2013-08-06 2015-03-19 日東電工株式会社 Hydrogen discharge membrane
JP2015170471A (en) * 2014-03-06 2015-09-28 日東電工株式会社 Gas transmission member and breathable container
JP2015170469A (en) * 2014-03-06 2015-09-28 日東電工株式会社 Gas transmission member and breathable container
JP2015167907A (en) * 2014-03-06 2015-09-28 日東電工株式会社 Gas permeation member and air permeable container
JP2015176776A (en) * 2014-03-16 2015-10-05 日東電工株式会社 Method for manufacturing lithium ion secondary battery
US20170133647A1 (en) * 2014-06-16 2017-05-11 Nitto Denko Corporation Hydrogen-relaeasing film
KR20170018028A (en) 2014-06-16 2017-02-15 닛토덴코 가부시키가이샤 Hydrogen release film
EP3156120A4 (en) * 2014-06-16 2018-02-14 Nitto Denko Corporation Hydrogen release film
JP6245476B2 (en) 2014-08-20 2017-12-13 トヨタ自動車株式会社 Secondary battery
JP7034577B2 (en) * 2015-03-06 2022-03-14 日東電工株式会社 Hydrogen discharge membrane
WO2017104570A1 (en) * 2015-12-14 2017-06-22 日東電工株式会社 Support for forming hydrogen discharge film, and laminated hydrogen discharge film
JP6203931B2 (en) 2015-12-14 2017-09-27 日東電工株式会社 Electrochemical element
WO2017104569A1 (en) * 2015-12-14 2017-06-22 日東電工株式会社 Support for forming hydrogen discharge film, and laminated hydrogen discharge film

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