公开(公告)号：US20230113038A1

公开(公告)日：2023-04-13

申请号：US17913683

申请日：2021-03-22

Applicant: GS Yuasa International Ltd.

Inventor： Mayu YAMAKAWA ,  Shinya UEMATSU

IPC: H01M4/133 ,  H01M10/0525

Abstract: A positive electrode for an energy storage device according to one aspect of the present invention includes a positive active material layer containing a positive active material and a carbon nanotube, in which in a Log differential pore volume distribution of the positive active material layer measured by a mercury intrusion method, an average value of a ratio of a Log differential pore volume to a pore diameter in a range of a pore diameter of 20 nm or more and 200 nm or less is 3000 cm2/g or more.