Composite Solid Electrolyte And Preparation Method Therefor

Abstract: The present invention relates to a composite solid electrolyte and a preparation method therefor. The composite solid electrolyte comprises: a polymer comprising a polyethylene oxide (PEO)-based copolymer containing cross-linkable functional groups; and a ceramic compound, wherein at least some of the cross-linkable functional groups cross-link with each other such that the polymer has a three-dimensional network structure, and the ceramic compound can be contained in the three-dimensional network structure.

Patent Information

Application #

Filing Date

13 March 2025

Publication Number

18/2025

Publication Type

INA

Invention Field

CHEMICAL

Status

Email

Parent Application

Applicants

LG ENERGY SOLUTION, LTD.

Tower 1, 108, Yeoui-daero, Yeongdeungpo-gu, Seoul 07335

Inventors

1. NAM, Sung Hyun

LG ENERGY SOLUTION Research Park, 188, Munji-ro, Yuseong-gu, Daejeon 34122

2. HAN, Hyea Eun

LG ENERGY SOLUTION Research Park, 188, Munji-ro, Yuseong-gu, Daejeon 34122

3. KIM, Dong Kyu

LG ENERGY SOLUTION Research Park, 188, Munji-ro, Yuseong-gu, Daejeon 34122

Specification

Documents

Application Documents

#	Name	Date
1	202517022637-TRANSLATIOIN OF PRIOIRTY DOCUMENTS ETC. [13-03-2025(online)].pdf	2025-03-13
2	202517022637-STATEMENT OF UNDERTAKING (FORM 3) [13-03-2025(online)].pdf	2025-03-13
3	202517022637-REQUEST FOR EXAMINATION (FORM-18) [13-03-2025(online)].pdf	2025-03-13
4	202517022637-PROOF OF RIGHT [13-03-2025(online)].pdf	2025-03-13
5	202517022637-PRIORITY DOCUMENTS [13-03-2025(online)].pdf	2025-03-13
6	202517022637-POWER OF AUTHORITY [13-03-2025(online)].pdf	2025-03-13
7	202517022637-NOTIFICATION OF INT. APPLN. NO. & FILING DATE (PCT-RO-105-PCT Pamphlet) [13-03-2025(online)].pdf	2025-03-13
8	202517022637-FORM 18 [13-03-2025(online)].pdf	2025-03-13
9	202517022637-FORM 1 [13-03-2025(online)].pdf	2025-03-13
10	202517022637-DECLARATION OF INVENTORSHIP (FORM 5) [13-03-2025(online)].pdf	2025-03-13
11	202517022637-COMPLETE SPECIFICATION [13-03-2025(online)].pdf	2025-03-13
12	202517022637-FORM 3 [07-08-2025(online)].pdf	2025-08-07