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WO2008126370A1 - 非水電解質二次電池用活物質およびその製造法 - Google Patents

非水電解質二次電池用活物質およびその製造法 Download PDF

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WO2008126370A1
WO2008126370A1 PCT/JP2008/000781 JP2008000781W WO2008126370A1 WO 2008126370 A1 WO2008126370 A1 WO 2008126370A1 JP 2008000781 W JP2008000781 W JP 2008000781W WO 2008126370 A1 WO2008126370 A1 WO 2008126370A1
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transition metal
lithium
metal oxide
active material
aqueous electrolyte
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PCT/JP2008/000781
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English (en)
French (fr)
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Tsutomu Ohzuku
Hiroshi Yoshizawa
Kensuke Nakura
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Panasonic Corporation
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Application filed by Panasonic Corporation filed Critical Panasonic Corporation
Priority to EP08720648A priority Critical patent/EP2071650A4/en
Priority to CN2008800007696A priority patent/CN101548416B/zh
Publication of WO2008126370A1 publication Critical patent/WO2008126370A1/ja

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    • H01M4/36—Selection of substances as active materials, active masses, active liquids
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    • C01G45/1228—Manganates or manganites with trivalent manganese, tetravalent manganese or mixtures thereof of the type (MnO2)-, e.g. LiMnO2 or Li(MxMn1-x)O2
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    • C01G53/56—Complex oxides containing nickel and at least one other metal element containing alkali metals, e.g. LiNiO2 containing manganese of the type (MnO3)2-, e.g. Li2(NixMn1-x)O3 or Li2(MyNixMn1-x-y)O3
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  • Engineering & Computer Science (AREA)
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  • Battery Electrode And Active Subsutance (AREA)
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Abstract

　ニッケルおよびマンガンを含み、酸素の最密充填構造を有するリチウム含有遷移金属酸化物を含み、リチウム含有遷移金属酸化物に含まれるリチウムのモル数ＭLiと、遷移金属のモル数Ｍtとの原子比：ＭLi／ＭTが、１．０より大きく、リチウム含有遷移金属酸化物が、六方晶に帰属される結晶構造を有し、結晶構造のＸ線回折像が、（００３）面に帰属されるピークＰ００３と、（１０４）面に帰属されるピークＰ１０４とを有し、リチウム含有遷移金属酸化物によるリチウムの吸蔵および放出に伴い、ピークＰ００３とピークＰ１０４との積分強度比：Ｉ００３／Ｉ１０４が、０．７～１．５の範囲内の領域で可逆的に変化し、積分強度比の変化が、直線的かつ連続的である、非水電解質二次電池用活物質。
PCT/JP2008/000781 2007-03-30 2008-03-27 非水電解質二次電池用活物質およびその製造法 WO2008126370A1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP08720648A EP2071650A4 (en) 2007-03-30 2008-03-27 ACTIVE MATERIAL FOR A NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY AND METHOD FOR THE PRODUCTION THEREOF
CN2008800007696A CN101548416B (zh) 2007-03-30 2008-03-27 非水电解质二次电池用活性物质及其制造方法

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US90737907P 2007-03-30 2007-03-30
US60/907,379 2007-03-30

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WO2008126370A1 true WO2008126370A1 (ja) 2008-10-23

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US (1) US8137847B2 (ja)
EP (1) EP2071650A4 (ja)
JP (1) JP5415008B2 (ja)
KR (1) KR101151931B1 (ja)
CN (1) CN101548416B (ja)
WO (1) WO2008126370A1 (ja)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011070710A1 (ja) * 2009-12-11 2011-06-16 パナソニック株式会社 非水電解質二次電池
WO2012020647A1 (ja) * 2010-08-09 2012-02-16 株式会社 村田製作所 電極活物質およびそれを備えた非水電解質二次電池
JP2012119093A (ja) * 2010-11-29 2012-06-21 Sumitomo Metal Mining Co Ltd 非水系電解質二次電池用正極活物質およびその製造方法、ならびに該正極活物質を用いた非水系電解質二次電池
WO2015083330A1 (ja) * 2013-12-02 2015-06-11 株式会社Ｇｓユアサ リチウム二次電池用正極活物質、リチウム二次電池用電極及びリチウム二次電池
WO2018163518A1 (ja) * 2017-03-06 2018-09-13 パナソニックＩｐマネジメント株式会社 正極活物質、および、電池
WO2024004942A1 (ja) * 2022-06-28 2024-01-04 日本化学産業株式会社 リチウムイオン二次電池用正極活物質、リチウムイオン二次電池用混合正極活物質、電極箔及びリチウムイオン二次電池

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