传统的锂电池液态电解质存在漏液、稳定性差、容易导致电极腐蚀和体积膨胀等安全问题,限制其应用与发展。凝胶聚合物电解质是一种兼具高离子电导率和优异机械性能的电解质材料。然而,当前凝胶聚合电解质主要以难降解、不可再生的化石产...传统的锂电池液态电解质存在漏液、稳定性差、容易导致电极腐蚀和体积膨胀等安全问题,限制其应用与发展。凝胶聚合物电解质是一种兼具高离子电导率和优异机械性能的电解质材料。然而,当前凝胶聚合电解质主要以难降解、不可再生的化石产品为基材,从环境和经济因素出发,以来源广泛、可再生、可降解的生物基高分子材料取代化石材料作为电解质非常符合现代电子产业可持续发展的理念。综述了近年来生物基凝胶聚合物电解质在锂电池中的最新应用进展,总结并展望了生物基凝胶聚合物电解质在制备及功能化应用领域的不足、优势及发展方向,以期为生物基凝胶聚合物电解质的研究提供借鉴。The traditional liquid electrolyte of lithium battery has safety problems such as leakage, poor stability, electrode corrosion and volume expansion, which limit its application and development. Gel polymer electrolyte is an electrolyte material with high ionic conductivity and excellent mechanical properties. However, the current gel polymer electrolyte is mainly based on refractory and non-renewable fossil products, and from the perspective of environmental and economic factors, replacing fossil materials by bio-based polymer materials with a wide range of sources, renewable and degradable is in line with the concept of sustainable development of the modern electronics industry. This paper reviews the latest application progress of bio-based gel polymer electrolytes towards lithium batteries in recent years, and summarizes and looks forward to the shortcomings, advantages and development directions of bio-based gel polymer electrolytes in the preparation and functionalization of polymer electrolytes, in order to provide reference for the research of bio-based gel polymer electrolytes.展开更多
文摘传统的锂电池液态电解质存在漏液、稳定性差、容易导致电极腐蚀和体积膨胀等安全问题,限制其应用与发展。凝胶聚合物电解质是一种兼具高离子电导率和优异机械性能的电解质材料。然而,当前凝胶聚合电解质主要以难降解、不可再生的化石产品为基材,从环境和经济因素出发,以来源广泛、可再生、可降解的生物基高分子材料取代化石材料作为电解质非常符合现代电子产业可持续发展的理念。综述了近年来生物基凝胶聚合物电解质在锂电池中的最新应用进展,总结并展望了生物基凝胶聚合物电解质在制备及功能化应用领域的不足、优势及发展方向,以期为生物基凝胶聚合物电解质的研究提供借鉴。The traditional liquid electrolyte of lithium battery has safety problems such as leakage, poor stability, electrode corrosion and volume expansion, which limit its application and development. Gel polymer electrolyte is an electrolyte material with high ionic conductivity and excellent mechanical properties. However, the current gel polymer electrolyte is mainly based on refractory and non-renewable fossil products, and from the perspective of environmental and economic factors, replacing fossil materials by bio-based polymer materials with a wide range of sources, renewable and degradable is in line with the concept of sustainable development of the modern electronics industry. This paper reviews the latest application progress of bio-based gel polymer electrolytes towards lithium batteries in recent years, and summarizes and looks forward to the shortcomings, advantages and development directions of bio-based gel polymer electrolytes in the preparation and functionalization of polymer electrolytes, in order to provide reference for the research of bio-based gel polymer electrolytes.
