| abstract |
The application provides an additive for a battery, a secondary battery, a battery module, a battery pack and a device, the additive includes a core structure and a coating layer covering the core structure, the core structure includes an aniline compound, a pyrrole One or more of these compounds, the melting point of the coating layer is in the range of 80-150°C. The battery additive provided in the present application can effectively improve the safety performance of the battery in a high temperature environment. |