公开(公告)号：US20190051937A1

公开(公告)日：2019-02-14

申请号：US15759704

申请日：2017-03-30

申请人： LG CHEM, LTD.

发明人： Kyoung Ho AHN ,  Jung Hoon LEE ,  Chul Haeng LEE ,  Jeong Woo OH ,  Yi Jin JUNG ,  Sol Ji PARK

IPC分类号： H01M10/0565 ,  H01M10/0525 ,  C08G61/02 ,  C08L33/12 ,  C08L33/20 ,  C08L33/14 ,  C08L75/04

摘要： The present invention relates to a composition for a gel polymer electrolyte and a gel polymer electrolyte prepared using the same, and specifically provides a composition for a gel polymer electrolyte including a lithium salt, an organic solvent, and a polymer A having an epoxy group represented by Formula 1, and a polymer B having an amine group and a cyanide group represented by Formula 2, wherein the polymers A and B are included in an amount of 1 to 20 wt % based on the total weight of the composition for a gel polymer electrolyte, and wherein a gel polymer electrolyte for a secondary battery can be prepared that includes a polymer network formed by combining the polymer A having an epoxy group represented by Formula 1 and the polymer B having an amine group and a cyanide group represented by Formula 2 in a three-dimensional structure.