Electrode assembly for flexible rechargeable battery and flexible rechargeable battery including the same
US11056710B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 6, 2018 |
| Grant date | Jul 6, 2021 |
| Priority date | — |
| Expiry date | Dec 29, 2038 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An electrode assembly and a rechargeable battery including the same are provided. An electrode assembly for a rechargeable battery includes: a first electrode including a first coating part and a first uncoated region at at least one side of the first coating part; a second electrode including a second coating part and a second uncoated region at at least one side of the second coating part; a separator between the first electrode and the second electrode; and at least one of a first stress buffering part on at least a partial region of the first uncoated region and a second stress buffering part on at least a partial region of the second uncoated region, the at least one of the first stress buffering part and the second stress buffering part being configured as a film including an ethylene propylene copolymer, a hydrogenated hydrocarbon polymer, and polyethylene.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.