固态锂电池，重大突破！我国研究出可弯折20000次柔性电池

Core Insights - The research team from the Institute of Metal Research, Chinese Academy of Sciences, has made significant breakthroughs in solid-state lithium batteries, addressing key challenges such as high interfacial resistance and low ionic conductivity [1][3] Group 1: Research Breakthroughs - The new material developed by the research team integrates ionic conductive ethoxy groups and electrochemically active short sulfur chains, achieving interfacial integration at the molecular level [3] - The innovative material demonstrates high ionic conductivity and allows for controllable switching of ionic transport and storage behaviors across different potential ranges [3] Group 2: Performance Metrics - A flexible battery constructed from this new material exhibits excellent bending resistance, capable of withstanding 20,000 cycles of repeated bending [3] - When used as a polymer electrolyte in composite cathodes, the energy density of the composite cathode increases by 86% [3] Group 3: Industry Implications - This research provides new material design ideas and research paradigms for the development of high-performance and high-safety solid-state batteries, positioning solid-state lithium batteries as a crucial direction for next-generation energy storage technology [2][3]