Electrochromic layer and devices comprising same

  • US 5,928,572 A
  • Filed: 03/15/1996
  • Issued: 07/27/1999
  • Est. Priority Date: 03/15/1996
  • Status: Expired due to Term
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First Claim
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1. An electrochromic layer of reversibly variable transmittance to light, comprising a cross-linked polymer matrix that results from crosslinking polymer chains, where said polymer chains are formed prior to crosslinking by polymerizing at least one monomer, a solvent, and at least one solution based electrochromic material in solution in said solvent and interspersed in said polymer matrix.

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