Lithium secondary battery, polymer gel electrolyte and binder for use in lithium secondary batteries
US6387570B1 · kind B1 · utility
46Cited by
6References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 22, 2000 |
| Grant date | May 14, 2002 |
| Priority date | — |
| Expiry date | Feb 22, 2020 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/13
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The invention provides a polymer gel electrolyte or a binder for use in lithium secondary batteries which comprises a copolymer having in the molecule both a segmented polymer chain (a) having the function of retaining membrane strength and a segmented polymer chain (b) having the function of holding a nonaqueous electrolyte. Also provided is a lithium secondary battery containing the electrolyte.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.