Electrode compositions based on an amorphous alloy having a high silicon content
US7732095B2 · kind B2 · utility
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14Claims
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Key dates
| Filing date | Nov 21, 2006 |
| Grant date | Jun 8, 2010 |
| Priority date | — |
| Expiry date | Oct 7, 2028 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An electrode composition for a lithium ion battery that includes an amorphous alloy having the formula SixMyAlz where x, y, and z represent atomic percent values and (a) x+y+z=100, (b) x≧55, (c) y<22, (d) z>0, and (e) M is one or more metals selected from the group consisting of manganese, molybdenum, niobium, tungsten, tantalum, iron, copper, titanium, vanadium, chromium, nickel, cobalt, zirconium, yttrium, and combinations thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.