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1. 发明申请

US20210255517A1 IMMOBILIZED BUFFERS IN ELECTROACTIVE DEVICES 有权
公开(公告)号：US20210255517A1
公开(公告)日：2021-08-19
申请号：US17173556
申请日：2021-02-11
申请人： GENTEX CORPORATION
发明人： Steven D. Looman , Kelvin L. Baumann , Sue F. Franz
IPC分类号： G02F1/155 , G02F1/1337
摘要： An electro-active device is disclosed that may comprise a buffer immobilized on one or more films. The electro-active device may comprise a first substrate, a second substrate, a first electrode, and a second electrode. The first and second substrates may be disposed in a spaced apart relationship. Further, the first electrode may be associated with the first substrate and the second electrode may be associated with the second substrate. Additionally, a cathodic film may be associated with one electrode and an anodic film may be associated with the other electrode. The anodic film may comprise an anodic compound immobilized thereon and the cathodic film likewise may comprise a cathodic compound immobilized thereon. Further, a buffer component may be immobilized on the cathodic film and/or the anodic film.

2. 发明授权

US09738140B2 Electrochromic devices 有权
公开(公告)号：US09738140B2
公开(公告)日：2017-08-22
申请号：US14815030
申请日：2015-07-31
申请人： GENTEX CORPORATION
发明人： Kevin L. Ash , Kelvin L. Baumann , Sue F. Franz
IPC分类号： G02F1/153 , B60J3/04 , G02F1/15
CPC分类号： B60J3/04 , G02F1/15 , G02F2001/1512
摘要： An electrochromic device includes a first substantially transparent substrate having an electrically conductive material associated therewith, a second substantially transparent substrate having an electrically conductive material associated therewith, an electrochromic composition contained within a chamber positioned between the first and second substrates that includes at least one anodic electroactive material, at least one cathodic electroactive material, and at least one solvent, wherein at least one of the anodic electroactive and cathodic electroactive materials is electrochromic, and wherein the electrochromic device exhibits a contrast ratio of at least 20,000:1, a darkening time less than about 30 seconds, and a clearing time of less than about 150 seconds.

3. 发明授权

US10464900B2 Electrochromic compounds with improved color stability in their radical states 有权
公开(公告)号：US10464900B2
公开(公告)日：2019-11-05
申请号：US15997358
申请日：2018-06-04
申请人： Gentex Corporation
发明人： Rongguang Lin , Kelvin L. Baumann , Punam Giri , Joel C. Nemes , Leroy J. Kloeppner , David A. Theiste
IPC分类号： C07D213/22 , C07D213/04 , C07F9/58 , C07F17/02 , C08G18/62 , C08G18/76 , C08G18/79 , C08G18/24 , C09D175/04 , C08G18/32 , G02F1/15 , G02F1/1516
摘要： An electrochromic device includes an electrochromic compound with reduced intermolecular interactions resulting in uncontrolled color changes, the electrochromic represented by Formula (I):

4. 发明授权

US09442342B2 Electro-optic system configured to reduce a perceived color change 有权
标题翻译：配置为减少感知颜色变化的电光系统
公开(公告)号：US09442342B2
公开(公告)日：2016-09-13
申请号：US14816660
申请日：2015-08-03
申请人： Gentex Corporation
发明人： Kelvin L. Baumann , John A. VanderPloeg , David A. Theiste , Thomas F. Guarr , Henry A. Luten , George A. Neuman , John S. Anderson
IPC分类号： G02F1/153 , G02F1/163 , B60R1/08 , B60R1/12 , G02F1/155 , G02F1/157 , G02F1/161
CPC分类号： G02F1/163 , B60R1/08 , B60R1/088 , B60R1/12 , B60R1/1207 , B60R2001/1215 , G02F1/155 , G02F1/157 , G02F1/161
摘要： 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.
摘要翻译：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色调（Δhab）小于约31度。

5. 发明申请

US20140139902A1 ELECTRO-OPTIC SYSTEM CONFIGURED TO REDUCE A PERCEIVED COLOR CHANGE 有权
标题翻译：电光系统被配置为减少色彩变化
公开(公告)号：US20140139902A1
公开(公告)日：2014-05-22
申请号：US13865592
申请日：2013-04-18
申请人： Gentex Corporation
发明人： Kelvin L. Baumann , John A. VanderPloeg , David A. Theiste , Thomas F. Guarr , Henry A. Luten , George A. Neuman
IPC分类号： G02F1/153
CPC分类号： G02F1/163 , B60R1/08 , B60R1/088 , B60R1/12 , B60R1/1207 , B60R2001/1215 , G02F1/155 , G02F1/157 , G02F1/161
摘要： 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.
摘要翻译：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。

6. 发明授权

US11194210B2 Color excursion mitigation in electrochromic devices 有权
公开(公告)号：US11194210B2
公开(公告)日：2021-12-07
申请号：US16404390
申请日：2019-05-06
申请人： Gentex Corporation
发明人： Kevin L. Ash , Kelvin L. Baumann
IPC分类号： G02F1/15 , G02F1/1503 , G09G3/38 , G02F1/153 , C07D213/22 , C09K9/02 , G02F1/161 , G02F1/1516 , G02F1/1514 , B32B17/10 , C07D241/46
摘要： An electrochromic device includes a chamber defined by a first conductive surface of a first substrate, a second conductive surface of a second substrate, and a sealing member joining the first substrate to the second substrate; an electrochromic medium containing a blue cathodic electroactive compound and up to three anodic electroactive compounds; wherein the electrochromic medium is disposed within the chamber; the anodic electroactive compounds include a green anodic electroactive compound and one or two gray anodic electroactive compounds; and the anodic electroactive compounds include from about 8 mol % to about 15 mol % gray anodic electroactive compounds.

7. 发明授权

US10774198B2 Electrochromic thermoplastics, devices, and composites 有权
公开(公告)号：US10774198B2
公开(公告)日：2020-09-15
申请号：US15065730
申请日：2016-03-09
申请人： Gentex Corporation
发明人： Kelvin L. Baumann
IPC分类号： G02F1/15 , C08K5/3465 , C08K5/3432 , C09K9/02 , G02F1/1523 , G02F1/1516 , G02F1/1514
摘要： An electrochromic thermoplastic composition includes about 10 wt % to about 60 wt % a poly(vinyl alcohol), a poly(acrylic acid), a poly(acrylic acid) salt, a polyaniline salt, a poly(diallyl dimethyl ammonium chloride), a poly(ethylene-co-acrylic acid), a co-polymer of any two or more thereof, or a mixture of any two or more thereof; about 40 wt % to about 90 wt % of a protic solvent; and at least one electroactive material; wherein the composition does not include lithium chloride, tetrabutylammonium bromide, lithium bis(trifluoromethanesulfonyl)imide, lithium triflate, and lithium hexafluorophosphate.

8. 发明授权

US10539853B2 Electrochemical devices with plastic substrates 有权
公开(公告)号：US10539853B2
公开(公告)日：2020-01-21
申请号：US15672892
申请日：2017-08-09
申请人： Gentex Corporation
发明人： Leroy J. Kloeppner , William L. Tonar , Gary J. Dozeman , Kelvin L. Baumann , Mario F. Saenger Nayver , Zachary J. Petroelje , Garret Denolf
IPC分类号： G02F1/153 , G02F1/1516
摘要： An electrochromic device includes a flexible plastic substrate including a front surface, and a rear surface, wherein the rear surface comprises a first conductive material; and a rigid plastic substrate including a front surface, and a rear surface, wherein the front surface comprises a second conductive material, wherein the first substrate is joined to the second substrate by a sealing member, wherein the rear surface of the first substrate and the front surface of the second substrate with the sealing member define a chamber therebetween.

9. 发明授权

US10466562B2 Protic-soluble organic electrochromic compounds 有权
公开(公告)号：US10466562B2
公开(公告)日：2019-11-05
申请号：US15944521
申请日：2018-04-03
申请人： Gentex Corporation
发明人： Kelvin L. Baumann , Rongguang Lin , Punam Giri , Sue F. Franz
IPC分类号： G02F1/15 , C07D213/04 , C07D213/22 , C07D241/46 , C09K9/02 , C09K11/06 , G02F1/1516 , G02F1/1514
摘要： Protic-soluble electrochromic materials, ion-paired electrochromic materials including protic-soluble electrochromic materials, as well as electrochromic media and electrochromic devices incorporating such materials, are provided. The use of protic solvent mixtures, especially mixtures incorporating water, allows for the use of a wider variety of substrate materials. For example, plastics that may be soluble in organic aprotic solvent systems may be used in water-based devices.

10. 发明申请

US20190086759A1 ULTRATHIN, SOLUTION PHASE ELECTROCHROMIC DEVICES 审中-公开
公开(公告)号：US20190086759A1
公开(公告)日：2019-03-21
申请号：US16192735
申请日：2018-11-15
申请人： GENTEX CORPORATION
发明人： Sue F. Franz , Kelvin L. Baumann , Adam R. Heintzelman
IPC分类号： G02F1/153 , G02F1/157 , G02F1/161 , G02F1/163 , G02F1/15
摘要： An electrochromic device includes an electrochromic medium including a cathodic component, an anodic component, a hydroquinone, and a solvent.

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