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Electrochromic device

  • US 5,859,722 A
  • Filed: 07/01/1996
  • Issued: 01/12/1999
  • Est. Priority Date: 07/04/1995
  • Status: Expired due to Term
First Claim
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1. An electrochromic device comprising:

  • a pair of electrically conductive counter plates;

    an ion conductive material placed between said electrically conductive counter plates;

    a layer containing an electrochromic material provided in at least one of locations between said ion conductive material and the electrically conductive counter plates;

    at least one of said electrically conductive counter plates being a transparent electrically conductive plate comprising a transparent substrate and a transparent electrode disposed inside the transparent substrate; and

    at least one of said transparent electrically conductive plates comprising an ultraviolet absorbing layer between said transparent substrate and said transparent electrode, said ultraviolet absorber layer comprising a resin material and an organic ultraviolet absorber chemically bonded to said resin material.

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