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Switchable window based on electrochromic polymers

  • US 7,256,923 B2
  • Filed: 03/01/2005
  • Issued: 08/14/2007
  • Est. Priority Date: 06/25/2001
  • Status: Expired due to Term
First Claim
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1. An electrochromic device comprising:

  • (a) a transparent electrode layer;

    (b) a cathodic polymer layer;

    (c) an electrolyte layer comprising a solid electrolyte;

    (d) a reference electrode electrically coupled to the electrolyte layer, the reference electrode increasing a speed with which the device switches between a first state and a second state; and

    (e) a counter electrode layer.

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