公开(公告)号：US20200058934A1

公开(公告)日：2020-02-20

申请号：US16663546

申请日：2019-10-25

Applicant: TODA KOGYO CORP.

Inventor： Akihisa KAJIYAMA ,  Ryuta MASAKI ,  Tsuyoshi WAKIYAMA ,  Tetsuya KASHIMA ,  Shoichi FUJINO ,  Osamu SASAKI ,  Kazutoshi MATSUMOTO

IPC: H01M4/505 ,  H01M10/0525 ,  H01M4/04 ,  H01M4/525 ,  C01G53/00

Abstract: Provided positive electrode active substance particles for non-aqueous electrolyte secondary batteries which is excellent in life characteristics of a battery with respect to a repeated charging and discharging performance thereof, as well as a non-aqueous electrolyte secondary battery. A positive electrode active substance for non-aqueous electrolyte secondary batteries comprising lithium transition metal layered oxide having a composition represented by the formula: Lia(NixCoyMn1-x-y)O2 wherein a is 1.0•a•1.15; x is 0

公开(公告)号：US20180026265A1

公开(公告)日：2018-01-25

申请号：US15550874

申请日：2016-02-15

Applicant: TODA KOGYO CORP.

Inventor： Akihisa KAJIYAMA ,  Ryuta MASAKI ,  Tsuyoshi WAKIYAMA ,  Tetsuya KASHIMA ,  Shoichi FUJINO ,  Osamu SASAKI ,  Kazutoshi MATSUMOTO

IPC: H01M4/505 ,  H01M4/04 ,  H01M10/0525 ,  H01M4/525

CPC classification number: H01M4/505 ,  C01G53/006 ,  C01G53/50 ,  C01P2004/61 ,  H01M4/0471 ,  H01M4/525 ,  H01M10/0525 ,  H01M2004/028

Abstract: In accordance with the present invention, there are provided positive electrode active substance particles for non-aqueous electrolyte secondary batteries which is excellent in life characteristics of a battery with respect to a repeated charging and discharging performance thereof, as well as a non-aqueous electrolyte secondary battery. The present invention relates to a positive electrode active substance for non-aqueous electrolyte secondary batteries comprising lithium transition metal layered oxide having a composition represented by the formula: Lia(NixCoyMn1-x-y)O2 wherein a is 1.0≦a≦1.15; x is 0