公开(公告)号：US20240258567A1

公开(公告)日：2024-08-01

申请号：US18436508

申请日：2024-02-08

Applicant: MURATA MANUFACTURING CO., LTD.

Inventor： Yurika UENO ,  Kohei WATANABE ,  Jun YAGISAWA

IPC: H01M10/0567 ,  H01M4/02 ,  H01M4/50 ,  H01M4/62 ,  H01M4/76 ,  H01M10/0568 ,  H01M10/0569 ,  H01M50/193

CPC classification number: H01M10/0567 ,  H01M4/502 ,  H01M4/623 ,  H01M4/625 ,  H01M4/76 ,  H01M10/0568 ,  H01M10/0569 ,  H01M50/193 ,  H01M2004/021 ,  H01M2004/028 ,  H01M2300/0037

Abstract: A non-aqueous electrolytic solution battery is provided and including a positive electrode containing a positive electrode mixture containing manganese dioxide, a negative electrode containing a lithium element, and a non-aqueous electrolytic solution, in which in an X-ray photoelectron spectroscopy (XPS) spectrum of the positive electrode mixture, a peak intensity ratio I2/I1 of Mn2p3/2 satisfies a following formula (1)







0.3
≦


I
2


I
1


≦
0.55




(
1
)







in the formula (1), I1 represents a peak intensity at a binding energy of 642 eV, and I2 represents a peak intensity at a binding energy of 640 eV.