摘要 |
An electrochromic device (100) comprising at least one substantially transparent substrate (120) having an electrically conductive material (120, 118) associated therewith, and an electrochromic medium (124) which comprise s a solvent, a cathodic material, and an anodic electrochromic material represented by formula (I) wherein R1-R10 are the same or different and at least three of R1-R10 are the same or different and comprise a straight or branched alkyl, aryl, alkaryl, or aralkyl group containing approximately 1 t o approximately 40 carbon atom(s), and/or a silyl or siloxyl group containing approximately 1 to approximately 40 silicon atom(s), wherein the carbon or silicon atom(s) may be a linking group, or part of, one or more functional groups, wherein any remainder of R1-R10 comprise H; and wherein M comprises a transition metal.
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