公开(公告)号：US20250132376A1

公开(公告)日：2025-04-24

申请号：US18918089

申请日：2024-10-17

Applicant: CYNTEC CO., LTD.

Inventor： Yu-Hsiu Chang ,  Pei-I Wei ,  Tsung-Chan Wu

IPC: H01M10/0525 ,  H01M4/02 ,  H01M4/04 ,  H01M4/505 ,  H01M4/525 ,  H01M4/66 ,  H01M10/0568 ,  H01M10/0569 ,  H01M50/414

Abstract: A lithium-ion secondary battery is provided in the present disclosure, including a positive electrode with a first current collector and a first active material, a negative electrode, a separator between the positive electrode and the negative electrode, a field electrode at one side of the negative electrode opposite to the positive electrode, and a first insulating layer isolated between the negative electrode and the field electrode.