BATTERY SEPARATOR, SECONDARY BATTERY, AND POWER CONSUMING APPARATUS
卷宗概要
申请人
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
发明人
Juan LV; Shaohua AI; Yi ZHENG; Yu CHEN; Xin ZHOU
IPC 分类
CPC 分类
The present application provides a battery separator. The battery separator includes a base film and a ceramic coating located on at least one side of the base film, where a difference between a contact angle of the base film and a contact angle of the ceramic coating is less than or equal to 15 degrees. The battery separator in the present application has high adhesion, high liquid retention, and high ionic conductivity, thereby improving the cycle characteristics and the rate characteristics of a battery.
原文（中文）
The present application provides a battery separator. The battery separator includes a base film and a ceramic coating located on at least one side of the base film, where a difference between a contact angle of the base film and a contact angle of the ceramic coating is less than or equal to 15 degrees. The battery separator in the present application has high adhesion, high liquid retention, and high ionic conductivity, thereby improving the cycle characteristics and the rate characteristics of a battery.