CPC G02C 7/101 (2013.01) [G02B 27/0172 (2013.01); G02F 1/157 (2013.01); G02F 1/163 (2013.01); G02B 2027/0178 (2013.01); G02F 2001/15145 (2019.01); G02F 1/153 (2013.01)] | 20 Claims |
1. An electrochromic device comprising:
an electrochromic layer of active electrochromic components dissolved in a polymer matrix, wherein the electrochromic layer comprises an electrochromic composition comprising a cathodic component in the form of a quaternary salt of dipyridine, an anodic component, a polymeric thickener, a solvent, and a reaction accelerator, wherein the solvent comprises an ionic liquid.
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