POSITIVE ELECTRODE ACTIVE MATERIAL, ELECTRODE, AND BATTERY
Application
US20260081154A1
Kind: A1
Mar 19, 2026
Assignee
TOYOTA JIDOSHA KABUSHIKI KAISHA
Inventors
Takanori MAHARA, Tatsuya EGUCHI, Takeshi KIMIJIMA
Abstract
A positive electrode active material comprises powder. The powder includes secondary particles. Each of the secondary particles includes primary particles. Each of the primary particles includes an olivine-type phosphate compound. Carbon is adhered to at least part of a surface of the primary particle. For at least one of the secondary particles, a surface of the secondary particle has a groove that extends linearly.
CPC Classifications
H01M 4/5825
C01B 25/45
H01M 4/366
H01M 4/587
C01P 2002/50
C01P 2004/50
C01P 2004/64
C01P 2006/40
H01M 2004/028
H01M 2004/029
Filing Date
2025-09-04
Application No.
19318813