Title:
POLYMER ELECTROLYTE FOR SECONDARY BATTERY AND LITHIUM SECONDARY BATTERY COMPRISING SAME
Document Type and Number:
WIPO Patent Application WO/2019/022522
Kind Code:
A1
Abstract:
The present invention relates to a polymer electrolyte for a secondary battery and a lithium secondary battery comprising the same and, specifically, to a polymer electrolyte for a secondary battery, the polymer electrolyte comprising: a first polymer comprising a repeating unit represented by chemical formula 1 below; and a second polymer comprising a repeating unit derived from a monomer having at least one ethylene-based unsaturated group or an oligomer thereof, and to a lithium secondary battery comprising the same.
Inventors:
PARK SOL JI (KR)
AHN KYOUNG HO (KR)
LEE CHUL HAENG (KR)
HAN JUN HYEOK (KR)
AHN KYOUNG HO (KR)
LEE CHUL HAENG (KR)
HAN JUN HYEOK (KR)
Application Number:
PCT/KR2018/008450
Publication Date:
January 31, 2019
Filing Date:
July 26, 2018
Export Citation:
Assignee:
LG CHEMICAL LTD (KR)
International Classes:
H01M10/0565; C08L31/04; C08L69/00; H01M4/139; H01M10/052; H01M10/0568; H01M50/409
Foreign References:
| KR101351846B1 | 2014-01-16 | |||
| KR20150056122A | 2015-05-26 | |||
| JP2005044704A | 2005-02-17 |
Other References:
BARBOSA, P.C.ET AL: "Solid-state electrochromic devices using pTMC/PEO blends as polymer electrolytes", ELECTROCHIMICA ACTA, vol. 55, no. 4, 25 January 2010 (2010-01-25), pages 1495 - 1502, XP026867417, DOI: 10.1016/j.electacta.2009.03.031
BARBOSA, P.C. ET AL: "Interpenetrating networks based on poly(trimethylene Carbonate) and poly(ethylene oxide) blends doped with Lithium Salts", ECS TRANSACTIONS, vol. 16, no. 29, 2009, pages 157 - 165, XP055640515, DOI: 10.1149/1.3115318
LC RODRIGUES ET AL.: "Synthesis and Characterization of amorphous Poly(ethyleneoxide)/poly(trimethylene carbonate) polymer blend electrolytes", ELECTROCHIMICA ACTA, vol. 86, 21 March 2012 (2012-03-21), pages 339 - 345, XP055640520, DOI: 10.1016/j.electacta.2012.03.021
BARBOSA, P.C. ET AL: "Interpenetrating networks based on poly(trimethylene Carbonate) and poly(ethylene oxide) blends doped with Lithium Salts", ECS TRANSACTIONS, vol. 16, no. 29, 2009, pages 157 - 165, XP055640515, DOI: 10.1149/1.3115318
LC RODRIGUES ET AL.: "Synthesis and Characterization of amorphous Poly(ethyleneoxide)/poly(trimethylene carbonate) polymer blend electrolytes", ELECTROCHIMICA ACTA, vol. 86, 21 March 2012 (2012-03-21), pages 339 - 345, XP055640520, DOI: 10.1016/j.electacta.2012.03.021
Attorney, Agent or Firm:
BAE, KIM & LEE IP GROUP (KR)
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