公开(公告)号：US11901507B2

公开(公告)日：2024-02-13

申请号：US17251871

申请日：2019-09-27

Applicant: LG CHEM, LTD. ,  SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION

Inventor： Jehoon Lee ,  Jong-Chan Lee ,  Jonghyun Chae ,  Lucia Kim ,  Dong Hyeop Han ,  Na Kyung Kim ,  Daun Jeong ,  Ji-Hoon Baik ,  Wansoo Chang

IPC: H01M10/00 ,  H01M10/0565 ,  C01B35/14 ,  C08L83/04 ,  H01M10/0525 ,  H01M10/058

CPC classification number: H01M10/0565 ,  C01B35/146 ,  C08L83/04 ,  H01M10/058 ,  H01M10/0525 ,  H01M2300/0082

Abstract: The present invention relates to a polymer electrolyte and a method for manufacturing same. More specifically, a polymer electrolyte with improved ion conductivity can be produced by adding boron nitride to a solid electrolyte comprising polysiloxane.

公开(公告)号：US11936000B2

公开(公告)日：2024-03-19

申请号：US17040274

申请日：2019-09-20

Applicant: LG CHEM, LTD.

Inventor： Lucia Kim ,  Jehoon Lee ,  Jonghyun Chae ,  Dong Hyeop Han ,  Wansoo Chang

IPC: H01M10/0565 ,  H01M10/0525

CPC classification number: H01M10/0565 ,  H01M10/0525 ,  H01M2300/0082

Abstract: A solid polymer electrolyte composition and a solid polymer electrolyte are disclosed. More particularly, a solid polymer electrolyte composition and a solid polymer electrolyte formed by photocuring the same are disclosed, including a polymer (A) containing alkylene oxide and having one reactive double bond, a multifunctional cross-linkable polymer (B), and an ionic liquid, wherein the ionic liquid includes an amide-based solvent and a lithium salt.