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1. (WO2018161150) BLOCK COPOLYMER ELECTROLYTE FOR LITHIUM BATTERIES

Pub. No.:    WO/2018/161150    International Application No.:    PCT/CA2018/000050
Publication Date: Fri Sep 14 01:59:59 CEST 2018 International Filing Date: Sat Mar 10 00:59:59 CET 2018
IPC: H01M 10/0565
Applicants: BLUE SOLUTIONS CANADA INC.
Inventors: VALLÉE, Alain
LEBLANC, Patrick
GUILLERM, Brieuc
Title: BLOCK COPOLYMER ELECTROLYTE FOR LITHIUM BATTERIES
Abstract:
A solid polymer electrolyte for a battery is disclosed. The solid polymer electrolyte includes solid polymer electrolyte including a diblock copolymer AB or a triblock copolymer of the BAB type, in which block A is an unsubstituted polyethylene oxide chain having a number- average molecular weight less than 80,000 g/mol; block B is an anionic polymer prepared from one or more monomers selected from vinyl monomers and derivatives thereof to which is grafted an anion of lithium salt, and a second monomer having cross-linking functions.