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全面综述了锂离子电池电解液阻燃添加剂的研究进展,并归纳阐述了阻燃添加剂的工作原理。将阻燃添加剂分为有机磷系阻燃添加剂、含氮化合物阻燃添加剂、卤代碳酸酯类阻燃添加剂、硅系阻燃添加剂、复合阻燃添加剂以及阻燃与成膜双功能添加剂。并论述了不同阻燃添加剂的阻燃效果、安全作用机制以及对电池性能的影响,展望了电解液阻燃添加剂在锂离子电池中应用的前景,提出复合阻燃添加剂、双功能添加剂将会成为今后的发展趋势。

The performance,operation mechanism and state-of-the-art of Li-ion battery electrolyte flame retard-ant additives are being summarized comprehensively in this article,including organic phosphorus flame retard-ant additives,nitrogen compounds flame retardant additives,halogenated carbonates flame retardant additives, silicone compounds flame retardant additive and composite flame retardant additives.In addition,flame retard-ant additives and film-forming additives joint using,bifunctional additive are also reviewed in detail.And the effect and mechanism of different kinds of flame retardant additives have been discussed,as well as the influence on the battery.At last,correspondingly outlook of flame retardant additives have been summarized,and some meaningful development directions,such as exploration of bifunctional additive and composite flame retardant additives,are suggested for the next generation of Li-ion batteries electrolyte.

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