公开(公告)号：US20130122377A1

公开(公告)日：2013-05-16

申请号：US13591912

申请日：2012-08-22

申请人： Soo Young KIM ,  Ji Seong HAN ,  Eun Gi SHIM ,  Ji Young CHOI ,  Wan Chul KANG

发明人： Soo Young KIM ,  Ji Seong HAN ,  Eun Gi SHIM ,  Ji Young CHOI ,  Wan Chul KANG

IPC分类号： H01M10/056 ,  H01M10/0569 ,  H01M10/0564

CPC分类号： H01M10/052 ,  H01M10/0565 ,  H01M10/0567 ,  H01M10/0568 ,  H01M10/0569

摘要： Provided are an electrolyte solution for lithium secondary battery, which includes dipentaerythritol hexaacrylate and a (meth)acrylate compound having a C4 to C12 linear or branched alkyl group as electrolyte additives, and a lithium secondary battery including the electrolyte solution. The electrolyte solution can improve the safety of the battery, and the performance characteristics, particularly cycle life characteristics, of the battery.

摘要翻译： 本发明提供一种锂二次电池用电解液，其包含二季戊四醇六丙烯酸酯和具有C4〜C12直链或支链烷基作为电解质添加剂的（甲基）丙烯酸酯化合物，以及包含该电解质溶液的锂二次电池。 电解质溶液可以提高电池的安全性，以及电池的性能特征，特别是循环寿命特性。