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    • 7. 发明授权
    • Color-stabilized electrochromic devices
    • 颜色稳定的电致变色装置
    • US06433914B1
    • 2002-08-13
    • US09650870
    • 2000-08-30
    • Jeffrey R. LompreyThomas F. GuarrKelvin L. Baumann
    • Jeffrey R. LompreyThomas F. GuarrKelvin L. Baumann
    • G02F115
    • G02F1/1525C09K9/02G02F1/15G02F1/1521G02F2001/1502G02F2001/1512
    • An electrochromic device comprising: (a) at least one substantially transparent substrate having an electrically conductive material associated therewith; and (b) an electrochromic medium having a predetermined color while in a high transmission state, wherein the electrochromic medium comprises: (1) an anodic material and a cathodic material, wherein both of the anodic and cathodic materials are electroactive and at least one of the anodic and cathodic materials is electrochromic; (2) a redox buffer; and (3) means associated with the redox buffer for controllably maintaining the predetermined color of the electrochromic medium while in the high transmission state relative to an electrochromic medium without the redox buffer.
    • 一种电致变色装置,包括:(a)至少一个基本上透明的基底,其具有与之相关联的导电材料; 和(b)在高透射状态下具有预定颜色的电致变色介质,其中所述电致变色介质包括:(1)阳极材料和阴极材料,其中阳极和阴极材料都是电活性的,并且至少一种 阳极和阴极材料是电致变色的; (2)氧化还原缓冲液; 和(3)与氧化还原缓冲液相关联的装置,用于相对于没有氧化还原缓冲液的电致变色介质,在高透射状态下可控地保持电致变色介质的预定颜色。
    • 8. 发明授权
    • One pot synthesis of 5,10-dihydrophenazine compounds and 5,10-substituted dihydrophenazines
    • 一锅合成5,10-二氢吩嗪化合物和5,10-取代二氢吩嗪
    • US06242602B1
    • 2001-06-05
    • US09280396
    • 1999-03-29
    • Punam GiriHarlan J. BykerKelvin L. Baumann
    • Punam GiriHarlan J. BykerKelvin L. Baumann
    • C07D24146
    • C07D241/48C07D241/46
    • Dihydrophenazines and bis(dihydrophenazines) are prepared in high yield under commercially viable reaction conditions by reacting a catechol with a 1,2-diaminoaryl compound, wherein either the catechol or the 1,2-diaminoaryl compound is provided in at least 50% molar stoichiometric excess. The product may be oxidized to the corresponding phenazine, but is preferably derivatized at one or both of the 5,10-positions to form a monosubstituted or disubstituted dihydrophenazine or bis(dihydrophenazine). Most preferably, 5,10-dialkyl-5,10-dihydrophenazines are prepared starting from catechol and 1,2-diaminoaryl compound in a one pot synthesis. The products are useful as dyes, and in particular as chromophores in electrochromic systems.
    • 在商业上可行的反应条件下,通过使邻苯二酚与1,2-二氨基芳基化合物反应,以高产率制备二氢苯并嗪和双(二氢苯并嗪),其中儿茶酚或1,2-二氨基芳基化合物以至少50%的摩尔化学计量 过量。 产物可以被氧化成相应的吩嗪,但优选在5,10-位的一个或两个上衍生化,以形成单取代或二取代的二氢吩嗪或双(二氢吩嗪)。 最优选地,在一锅合成中从儿茶酚和1,2-二氨基芳基化合物开始制备5,10-二烷基-5,10-二氢吩嗪。 该产品可用作染料,特别是作为电致变色系统中的发色团。
    • 9. 发明授权
    • Electro-optic system configured to reduce a perceived color change
    • 配置为减少感知颜色变化的电光系统
    • US08228590B2
    • 2012-07-24
    • US12852790
    • 2010-08-09
    • Kelvin L. BaumannJohn A. VanderPloegDavid A. TheisteThomas F. GuarrHenry W. LutenGeorge A. Neuman
    • Kelvin L. BaumannJohn A. VanderPloegDavid A. TheisteThomas F. GuarrHenry W. LutenGeorge A. Neuman
    • G02F1/153
    • B60R1/088B60R1/1207G02F1/133602G02F1/133621G02F1/157G02F2201/44
    • An electro-optic system is provided that includes a front element having first and second surfaces, a rear element including third and fourth surfaces, wherein the front and rear elements are sealably bonded together in a spaced-apart relationship to define a chamber, and an electro-optic medium contained in the chamber, and the electro-optic medium is adapted to be in at least a high transmittance state and a low transmittance state. The electro-optic system further includes a display device in optical communication with the electro-optic element, the display device including at least one light source and is configured to emit at least a first primary and a second primary, the first and second primaries each having a first hue (hab) when viewed through the electro-optic element in approximately the high transmittance state and a second hue (hab′) when viewed through the electro-optic element in approximately the low transmittance state, wherein a change in the first and second hues (Δhab) for both first and second primaries is less than approximately 31 degrees.
    • 提供了一种电光系统,其包括具有第一和第二表面的前元件,包括第三和第四表面的后元件,其中前元件和后元件以间隔的关系密封地结合在一起以限定室, 包含在室中的电光介质,并且电光介质适于处于至少高透射率状态和低透射率状态。 所述电光系统还包括与所述电光元件光学通信的显示装置,所述显示装置包括至少一个光源,并且被配置为发射至少第一初级和第二初级,所述第一和第二原色各自 在大致高透射率状态下通过电光元件观察第一色调(hab),并且在大致低透射率状态下通过电光元件观察时具有第二色调(hab'),其中第一色调 第一和第二基色的第二个色调(&Dgr; hab)小于约31度。
    • 10. 发明申请
    • Electro-Optic System Configured to Reduce a Perceived Color Change
    • 电光系统配置为减少感知色差
    • US20120033285A1
    • 2012-02-09
    • US12852790
    • 2010-08-09
    • Kelvin L. BaumannJohn A. VanderPloegDavid A. TheisteThomas F. GuarrHenry W. LutenGeorge A. Neuman
    • Kelvin L. BaumannJohn A. VanderPloegDavid A. TheisteThomas F. GuarrHenry W. LutenGeorge A. Neuman
    • G02F1/153
    • B60R1/088B60R1/1207G02F1/133602G02F1/133621G02F1/157G02F2201/44
    • An electro-optic system is provided that includes a front element having first and second surfaces, a rear element including third and fourth surfaces, wherein the front and rear elements are sealably bonded together in a spaced-apart relationship to define a chamber, and an electro-optic medium contained in the chamber, and the electro-optic medium is adapted to be in at least a high transmittance state and a low transmittance state. The electro-optic system further includes a display device in optical communication with the electro-optic element, the display device including at least one light source and is configured to emit at least a first primary and a second primary, the first and second primaries each having a first hue (hab) when viewed through the electro-optic element in approximately the high transmittance state and a second hue (hab′) when viewed through the electro-optic element in approximately the low transmittance state, wherein a change in the first and second hues (Δhab) for both first and second primaries is less than approximately 31 degrees.
    • 提供了一种电光系统,其包括具有第一和第二表面的前元件,包括第三和第四表面的后元件,其中前元件和后元件以间隔的关系密封地结合在一起以限定室, 包含在室中的电光介质,并且电光介质适于处于至少高透射率状态和低透射率状态。 所述电光系统还包括与所述电光元件光学通信的显示装置,所述显示装置包括至少一个光源,并且被配置为发射至少第一初级和第二初级,所述第一和第二原色各自 在大致高透射率状态下通过电光元件观察第一色调(hab),并且在大致低透射率状态下通过电光元件观察时具有第二色调(hab'),其中第一色调 第一和第二基色的第二个色调(&Dgr; hab)小于约31度。