Industrial Technology Research Institute

Yu-Ruei Kung

Chyi-Ming Leu

Li-Ting Huang

Guey-Sheng Liou

Hung-Ju Yen

De-Cheng Huang

Huan-Shen Liu

Ya-Wen Chuang

An electrochromic composition is provided. The electrochromic composition includes 0.5&#x2dc;10 parts by weight of a first oxidizable polymer, 0.5&#x2dc;10 parts by weight of a reducible organic compound, 0.5&#x2dc;20 parts by weight of an electrolyte, and 60&#x2dc;98.5 parts by weight of a solvent. The first oxidizable polymer is a polymer of 1 molar part of diamine and 0.1&#x2dc;20 molar parts of dicarboxylic acid, diacyl chloride, or dianhydride, a mixture of the aforementioned polymers, or a copolymer of the aforementioned polymers. An electrochromic element including the aforementioned electrochromic composition is also provided.

Electrochromic composition and electrochromic element

An organic compound, a light modulating composition and a light modulating device are provided. The organic compound has a chemical structure represented by formula (I):X&#x2014;Ar&#x2014;X&#x2003;&#x2003;(I) Ar is The organic compound is transparent in its neutral state. The amide group or imide group introduced into the aromatic amine not only enhances the solubility of the organic compound in the solvent, but also enhances the electrochemical stability of the organic compound.

Organic compounds, light modulating composition and light modulating devices employing the same

A transparent electrochromic polymer is provided, which is polymerized of 1 molar part of a diamine and 1 to 4 molar parts of epoxy compound. The diamine is Formula 1, Formula 2, or combinations thereof, and the epoxy compound is Formula 12, Formula 13, or combinations thereof. The disclosed also provides an electrochromic device, including a first transparent conductive layer, an electrochromic layer on the first transparent conductive layer, and an electrolyte layer on the electrolyte layer, wherein the electrochromic layer is the transparent electrochromic polymer, and a second transparent conductive layer on the electrolyte layer. 

Transparent electrochromic polymer and electrochromic device

Disclosed is a transparent electrochromic polyimide, polymerized of a diamine and a cycloaliphatic dianhydride. The diamine includes a diamino triphenylamine having the formula: wherein Rconsists of hydrogen, halogen, Calkyl group, Calkoxy group, or and Rconsists of hydrogen, halogen, Calkyl group, or Calkoxy group. The cycloaliphatic dianhydride includes 

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Yu-Ruei Kung