Electrochromic element
US5097358A · kind A · utility
28Cited by
8References
8Claims
0Family size
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Key dates
| Filing date | Apr 25, 1990 |
| Grant date | Mar 17, 1992 |
| Priority date | — |
| Expiry date | Apr 25, 2010 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/1524
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An electrochromic element comprising a pair of electrode films, at least one of which is a transparent electrode film, a color forming film laminated between both the electrode films and an electrolyte. The color forming film is formed on the electrode film by depositing thereon a conductive metal oxide such as indium oxide and tungsten oxide. The depositing ratio of tungsten oxide and indium oxide preferably is within the range of 10:1 to 3:1 by weight ratio.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.