US 12,412,927 B2
In-situ polymerized polymer electrolyte for lithium ion batteries
Shasha Su, Shanghai (CN); Jinhua Jiang, Shanghai (CN); Jing Feng, Shanghai (CN); Hongping Li, Shanghai (CN); Huichao Lu, Shanghai (CN); Zhixin Xu, Shanghai (CN); and Jun Yang, Shanghai (CN)
Assigned to Evonik Operations GmbH, Essen (DE)
Appl. No. 17/616,932
Filed by Evonik Operations GmbH, Essen (DE)
PCT Filed Jun. 6, 2019, PCT No. PCT/CN2019/090337
§ 371(c)(1), (2) Date Dec. 6, 2021,
PCT Pub. No. WO2020/243948, PCT Pub. Date Dec. 10, 2020.
Prior Publication US 2022/0344712 A1, Oct. 27, 2022
Int. Cl. H01M 10/0565 (2010.01); C08L 33/08 (2006.01); C08L 37/00 (2006.01); H01M 10/0525 (2010.01)
CPC H01M 10/0565 (2013.01) [C08L 33/08 (2013.01); C08L 37/00 (2013.01); H01M 10/0525 (2013.01); H01M 2300/0082 (2013.01); H01M 2300/0085 (2013.01)] 21 Claims
OG exemplary drawing
 
1. Monomers for preparing a polymer electrolyte precursor composition capable to form an in-situ polymerized polymer electrolyte, which consists of:
A1) a first monomer represented by formula (I);

OG Complex Work Unit Chemistry
wherein R represents H, F, methyl or ethyl; and
A2) a second monomer, represented by formula (II);

OG Complex Work Unit Chemistry
wherein R represents methyl, —CH2OH, ethyl, or —CH2CH2OH; a, b, c each independently represents 0, 1, 2 or 3, and a+b+c≥2;
wherein the mass ratio of the first monomer and the second monomer is 20:0.5-20:10.