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Title:
リチウム金属複合酸化物、リチウム二次電池用正極活物質、リチウム二次電池用正極及びリチウム二次電池
Document Type and Number:
Japanese Patent JP7405929
Kind Code:
B1
Abstract:
【課題】リチウム金属複合酸化物、リチウム二次電池用正極活物質、リチウム二次電池用正極及びリチウム二次電池の提供。【解決手段】少なくともＬｉとＮｉを含み、（１）及び（２）を満たす、リチウム金属複合酸化物。（１）窒素ガスの吸着等温線及び脱離等温線測定とＢａｒｒｅｔｔ－Ｊｏｙｎｅｒ－Ｈａｌｅｎｄａ法により求められる吸着等温線における細孔径分布において、細孔径が２－１０ｎｍの範囲における細孔容積が０．４×１０－３ｃｍ３／ｇを超え１．０×１０－３ｃｍ３／ｇである。（２）Ａ／Ｄ５０は、０．９×１０－３－３．４×１０－３である。【選択図】なし

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Inventors:
Daisuke Nagao
Application Number:
JP2022159711A
Publication Date:
December 26, 2023
Filing Date:
October 03, 2022
Export Citation:
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Assignee:
Sumitomo Chemical Co., Ltd.
International Classes:
C01G53/00; H01M4/505; H01M4/525
Domestic Patent References:
JP2020053383A
JP2010070427A
JP2021024764A
JP2022065072A
Foreign References:
WO2014024571A1
Attorney, Agent or Firm:
Yasushi Matsunuma
Akio Sato
Hiroyuki Kato



 
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