Material for packaging cell, bag for packaging cell, and its production method
US7285334B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 10, 2000 |
| Grant date | Oct 23, 2007 |
| Priority date | — |
| Expiry date | Apr 10, 2020 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31909
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A lithium battery comprises a pouch (4) and a lithium battery module (2) packaged in the pouch (4). The pouch (4) is formed from a battery packaging laminated structure (10). The laminated structure (10) has an outermost layer (11), a barrier layer (12) and an innermost layer (14), or an outermost layer (11), a barrier layer (12), an intermediate layer (13) and an innermost layer (14) superposed in that order. The outermost layer (11) is formed of a formable base material, the barrier layer (12) is formed of a impermeable base material having a barrier property, the intermediate layer (13) is formed of a formable base material and the innermost layer (14) is formed of a heat-adhesive base material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.