UV protected electrochromic device
First Claim
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1. An electrochromic device comprising(a) two plates or films in which the facing sides are provided with an electrically conductive layer, wherein at least one such plate or film is transparent and at least one such conductive layer is transparent, (b) a sealing ring joining the plates or films such that the volume formed by the two plates or films and the sealing ring is filled with an electrochromic medium, and (c) nanoparticles that are dispersed in the electrochromic system and protect the electrochromic device from UV light.
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Abstract
This invention relates to electrochromic devices that are protected against UV light by nanoparticles.
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Citations
23 Claims
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1. An electrochromic device comprising
(a) two plates or films in which the facing sides are provided with an electrically conductive layer, wherein at least one such plate or film is transparent and at least one such conductive layer is transparent, (b) a sealing ring joining the plates or films such that the volume formed by the two plates or films and the sealing ring is filled with an electrochromic medium, and (c) nanoparticles that are dispersed in the electrochromic system and protect the electrochromic device from UV light.
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23. An electrochromic device comprising
(a) two plates or films in which the facing sides are provided with an electrically conductive layer, wherein at least one such plate or film is transparent and at least one such conductive layer is transparent, (b) a sealing ring joining the plates or films such that the volume formed by the two plates or films and the sealing ring is filled with an electrochromic medium, and (c) nanoparticles that are incorporated into at least one of the two plates or films and protect the electrochromic device from UV light.
Specification