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Anodic electrochromic materials having a solublizing moiety

  • US 6,262,832 B1
  • Filed: 12/03/1999
  • Issued: 07/17/2001
  • Est. Priority Date: 12/03/1999
  • Status: Expired due to Term
First Claim
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1. An electrochromic medium for use in an electrochromic device, comprising:

  • at least one solvent;

    a cathodic electrochromic material;

    an anodic electrochromic material which includes;

    a first moiety, wherein the first moiety comprises a metallocene or a substituted metallocene; and

    a second moiety, wherein the second moiety comprises at least one constituent which serves to increase solubility of the first moiety in the at least one solvent relative to the first moiety without the second moiety.

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