POSITIVE ELECTRODE ACTIVE MATERIAL, ELECTRODE, BATTERY, AND METHOD OF PRODUCING POSITIVE ELECTRODE ACTIVE MATERIAL
Application
US20260081157A1
Kind: A1
Mar 19, 2026
Assignee
TOYOTA JIDOSHA KABUSHIKI KAISHA
Inventors
Ryosuke OHSAWA, Yuki ISHIGAKI, Daichi KOSAKA, Takanori MAHARA, Tatsuya EGUCHI, Takeshi KIMIJIMA
Abstract
A positive electrode active material comprises tertiary particles. Each of the tertiary particles includes secondary particles. Each of the secondary particles includes primary particles. Each of the primary particles includes an olivine-type phosphate compound. In at least part of the tertiary particle, a vacant space is formed between the secondary particles.
CPC Classifications
H01M 4/5825
C01B 25/45
H01M 4/364
C01P 2002/50
C01P 2002/90
C01P 2004/50
C01P 2006/40
Filing Date
2025-09-08
Application No.
19321600