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1.发明授权公开(公告)号：US07704568B2
公开(公告)日：2010-04-27
申请号：US12331773
申请日：2008-12-10
Applicant: Deepak Shukla , Krishnan Chari
Inventor： Deepak Shukla , Krishnan Chari
CPC classification number: C09K19/586 , C09K19/588 , Y10T428/10 , Y10T428/1036 , Y10T428/1055
Abstract: The present invention relates to photo-tunable dopant compositions comprising a photo-reactive chiral compound capable of undergoing a photochemical reaction resulting in the loss of chirality, and a triplet sensitizer. The present invention also relates to a display comprising a substrate, a liquid crystalline layer thereon, wherein the liquid crystalline layer comprises a nematic host, at least one chiral dopant, a photo-reacted compound, and a triplet sensitizer, and at least one transparent conductive layer. The present invention also relates to a method of tuning a cholesteric liquid crystal material comprising providing at least one mesogenic compound, at least one triplet sensitizer, and at least one photo-reactive chiral compound; combining the at least one mesogenic compound, at least one triplet sensitizer, and at least one photo-reactive chiral compound to form a mixture; and irradiating the mixture for a period of time.
Abstract translation: 本发明涉及光可掺杂掺杂剂组合物，其包含能够经历导致手性丧失的光化学反应的光反应性手性化合物和三线态敏化剂。 本发明还涉及一种显示器，其包括基底，其上的液晶层，其中所述液晶层包括向列型主体，至少一种手性掺杂剂，光反应化合物和三线态敏化剂，以及至少一种透明 导电层。 本发明还涉及一种调节胆甾型液晶材料的方法，包括提供至少一种介晶化合物，至少一种三线态敏化剂和至少一种光反应性手性化合物; 组合所述至少一种介晶化合物，至少一种三线态敏化剂和至少一种光反应性手性化合物以形成混合物; 并将混合物照射一段时间。
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2.发明申请公开(公告)号：US20100068418A1
公开(公告)日：2010-03-18
申请号：US12622534
申请日：2009-11-20
Applicant: Deepak Shukla , Krishnan Chari
Inventor： Deepak Shukla , Krishnan Chari
CPC classification number: C09K19/586 , C09K19/588 , Y10T428/10 , Y10T428/1036 , Y10T428/1055
Abstract: The present invention relates to photo-tunable dopant compositions comprising a photo-reactive chiral compound capable of undergoing a photochemical reaction resulting in the loss of chirality, and a triplet sensitizer. The present invention also relates to a display comprising a substrate, a liquid crystalline layer thereon, wherein the liquid crystalline layer comprises a nematic host, at least one chiral dopant, a photo-reacted compound, and a triplet sensitizer, and at least one transparent conductive layer. The present invention also relates to a method of tuning a cholesteric liquid crystal material comprising providing at least one mesogenic compound, at least one triplet sensitizer, and at least one photo-reactive chiral compound; combining the at least one mesogenic compound, at least one triplet sensitizer, and at least one photo-reactive chiral compound to form a mixture; and irradiating the mixture for a period of time.
Abstract translation: 本发明涉及光可掺杂掺杂剂组合物，其包含能够经历导致手性丧失的光化学反应的光反应性手性化合物和三线态敏化剂。 本发明还涉及一种显示器，其包括基底，其上的液晶层，其中所述液晶层包括向列型主体，至少一种手性掺杂剂，光反应化合物和三线态敏化剂，以及至少一种透明 导电层。 本发明还涉及一种调节胆甾型液晶材料的方法，包括提供至少一种介晶化合物，至少一种三线态敏化剂和至少一种光反应性手性化合物; 组合所述至少一种介晶化合物，至少一种三线态敏化剂和至少一种光反应性手性化合物以形成混合物; 并将混合物照射一段时间。
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3.发明授权公开(公告)号：US07563389B2
公开(公告)日：2009-07-21
申请号：US12331827
申请日：2008-12-10
Applicant: Deepak Shukla , Krishnan Chari
Inventor： Deepak Shukla , Krishnan Chari
CPC classification number: C09K19/586 , C09K19/588 , Y10T428/10 , Y10T428/1036 , Y10T428/1055
Abstract: The present invention relates to photo-tunable dopant compositions comprising a photo-reactive chiral compound capable of undergoing a photochemical reaction resulting in the loss of chirality, and a triplet sensitizer. The present invention also relates to a display comprising a substrate, a liquid crystalline layer thereon, wherein the liquid crystalline layer comprises a nematic host, at least one chiral dopant, a photo-reacted compound, and a triplet sensitizer, and at least one transparent conductive layer. The present invention also relates to a method of tuning a cholesteric liquid crystal material comprising providing at least one mesogenic compound, at least one triplet sensitizer, and at least one photo-reactive chiral compound; combining the at least one mesogenic compound, at least one triplet sensitizer, and at least one photo-reactive chiral compound to form a mixture; and irradiating the mixture for a period of time.
Abstract translation: 本发明涉及光可掺杂掺杂剂组合物，其包含能够经历导致手性丧失的光化学反应的光反应性手性化合物和三线态敏化剂。 本发明还涉及一种显示器，其包括基底，其上的液晶层，其中所述液晶层包括向列型主体，至少一种手性掺杂剂，光反应化合物和三线态敏化剂，以及至少一种透明 导电层。 本发明还涉及一种调节胆甾型液晶材料的方法，包括提供至少一种介晶化合物，至少一种三线态敏化剂和至少一种光反应性手性化合物; 组合所述至少一种介晶化合物，至少一种三线态敏化剂和至少一种光反应性手性化合物以形成混合物; 并将混合物照射一段时间。
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4.发明申请公开(公告)号：US20070243342A1
公开(公告)日：2007-10-18
申请号：US11403970
申请日：2006-04-13
Applicant: Deepak Shukla , Krishnan Chari
Inventor： Deepak Shukla , Krishnan Chari
CPC classification number: C09K19/586 , C09K19/588 , Y10T428/10 , Y10T428/1036 , Y10T428/1055
Abstract: The present invention relates to photo-tunable dopant compositions comprising a photo-reactive chiral compound capable of undergoing a photochemical reaction resulting in the loss of chirality, and a triplet sensitizer. The present invention also relates to a display comprising a substrate, a liquid crystalline layer thereon, wherein the liquid crystalline layer comprises a nematic host, at least one chiral dopant, a photo-reacted compound, and a triplet sensitizer, and at least one transparent conductive layer. The present invention also relates to a method of tuning a cholesteric liquid crystal material comprising providing at least one mesogenic compound, at least one triplet sensitizer, and at least one photo-reactive chiral compound; combining the at least one mesogenic compound, at least one triplet sensitizer, and at least one photo-reactive chiral compound to form a mixture; and irradiating the mixture for a period of time.
Abstract translation: 本发明涉及光可掺杂掺杂剂组合物，其包含能够经历导致手性丧失的光化学反应的光反应性手性化合物和三线态敏化剂。 本发明还涉及一种显示器，其包括基底，其上的液晶层，其中所述液晶层包括向列型主体，至少一种手性掺杂剂，光反应化合物和三线态敏化剂，以及至少一种透明 导电层。 本发明还涉及一种调节胆甾型液晶材料的方法，包括提供至少一种介晶化合物，至少一种三线态敏化剂和至少一种光反应性手性化合物; 组合所述至少一种介晶化合物，至少一种三线态敏化剂和至少一种光反应性手性化合物以形成混合物; 并将混合物照射一段时间。
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公开(公告)号：US07642035B2
公开(公告)日：2010-01-05
申请号：US11403970
申请日：2006-04-13
Applicant: Deepak Shukla , Krishnan Chari
Inventor： Deepak Shukla , Krishnan Chari
CPC classification number: C09K19/586 , C09K19/588 , Y10T428/10 , Y10T428/1036 , Y10T428/1055
Abstract: The present invention relates to photo-tunable dopant compositions comprising a photo-reactive chiral compound capable of undergoing a photochemical reaction resulting in the loss of chirality, and a triplet sensitizer. The present invention also relates to a display comprising a substrate, a liquid crystalline layer thereon, wherein the liquid crystalline layer comprises a nematic host, at least one chiral dopant, a photo-reacted compound, and a triplet sensitizer, and at least one transparent conductive layer. The present invention also relates to a method of tuning a cholesteric liquid crystal material comprising providing at least one mesogenic compound, at least one triplet sensitizer, and at least one photo-reactive chiral compound; combining the at least one mesogenic compound, at least one triplet sensitizer, and at least one photo-reactive chiral compound to form a mixture; and irradiating the mixture for a period of time.
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Patent Agency Ranking
6.发明授权公开(公告)号：US08025938B2
公开(公告)日：2011-09-27
申请号：US12622534
申请日：2009-11-20
Applicant: Deepak Shukla , Krishnan Chari
Inventor： Deepak Shukla , Krishnan Chari
CPC classification number: C09K19/586 , C09K19/588 , Y10T428/10 , Y10T428/1036 , Y10T428/1055
Abstract: The present invention relates to photo-tunable dopant compositions comprising a photo-reactive chiral compound capable of undergoing a photochemical reaction resulting in the loss of chirality, and a triplet sensitizer. The present invention also relates to a display comprising a substrate, a liquid crystalline layer thereon, wherein the liquid crystalline layer comprises a nematic host, at least one chiral dopant, a photo-reacted compound, and a triplet sensitizer, and at least one transparent conductive layer. The present invention also relates to a method of tuning a cholesteric liquid crystal material comprising providing at least one mesogenic compound, at least one triplet sensitizer, and at least one photo-reactive chiral compound; combining the at least one mesogenic compound, at least one triplet sensitizer, and at least one photo-reactive chiral compound to form a mixture; and irradiating the mixture for a period of time.
Abstract translation: 本发明涉及光可掺杂掺杂剂组合物，其包含能够经历导致手性丧失的光化学反应的光反应性手性化合物和三线态敏化剂。 本发明还涉及一种显示器，其包括基底，其上的液晶层，其中所述液晶层包括向列型主体，至少一种手性掺杂剂，光反应化合物和三线态敏化剂，以及至少一种透明 导电层。 本发明还涉及一种调节胆甾型液晶材料的方法，包括提供至少一种介晶化合物，至少一种三线态敏化剂和至少一种光反应性手性化合物; 组合所述至少一种介晶化合物，至少一种三线态敏化剂和至少一种光反应性手性化合物以形成混合物; 并将混合物照射一段时间。
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公开(公告)号：US20050019954A1
公开(公告)日：2005-01-27
申请号：US10625375
申请日：2003-07-23
Applicant: Deepak Shukla , Krishnan Chari , Samuel Chen
Inventor： Deepak Shukla , Krishnan Chari , Samuel Chen
IPC: G01N33/58 , G01N33/543
CPC classification number: G01N33/585 , Y02A50/52 , Y02A50/57
Abstract: A color coded bead for use in a microarray for detecting target analytes, the bead comprising: a photochromic compound in a medium, the bead having a receptor molecule on its surface; wherein the photochromic compound confers on the bead a distinct optical signature; and wherein the receptor molecule is capable of binding to a target analyte.
Abstract translation: 一种用于微阵列检测目标分析物的颜色编码珠粒，珠粒包含：介质中的光致变色化合物，珠粒在其表面上具有受体分子; 其中所述光致变色化合物赋予所述珠粒上不同的光学特征; 并且其中受体分子能够结合靶分析物。
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公开(公告)号：US10265263B2
公开(公告)日：2019-04-23
申请号：US14344774
申请日：2012-09-13
Applicant: Shui-Jen Raymond Hsu , Krishnan Chari , Wei-Yeih Yang , Prachur Bhargava , Murat Kadir
Inventor： Shui-Jen Raymond Hsu , Krishnan Chari , Wei-Yeih Yang , Prachur Bhargava , Murat Kadir
IPC: A61K8/81 , C08K3/20 , C09K8/035 , C09K8/60 , C09K8/68 , A61K8/04 , A61K8/42 , A61K8/46 , A61Q19/00 , C08K5/20 , C08K5/41 , C09K8/12 , C09K8/80 , A61K8/84
Abstract: A stable, aqueous composition containing a crosslinked, nonionic, amphiphilic polymer capable of forming a yield stress fluid in the presence of a surfactant is disclosed. The yield stress fluid is capable of suspending insoluble materials in the form of particulates and/or droplets requiring suspension or stabilization.
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公开(公告)号：US20090316417A1
公开(公告)日：2009-12-24
申请号：US12214745
申请日：2008-06-20
Applicant: Krishnan Chari , Charles W. Lander , Charles C. Anderson
Inventor： Krishnan Chari , Charles W. Lander , Charles C. Anderson
CPC classification number: G02B6/0065 , G02B6/0051 , G02B6/0053 , G02F1/133606 , G02F2001/133507 , G02F2001/133607
Abstract: A method for forming a light-redirecting article is provided wherein a surface of a substrate is conditioned by applying a layer of an embedment material. A close-packed layer of microspheres is assembled using drying-assisted self-assembly and applied to the conditioned surface. Microspheres are then embedded halfway into the surface of the layer of the embedment material.
Abstract translation: 提供了一种用于形成光重定向制品的方法，其中通过施加一层嵌入材料对衬底的表面进行调理。 使用干燥辅助的自组装装配紧密堆积的微球层，并施加到调理表面。 然后将微球中途嵌入到嵌入材料层的表面中。
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公开(公告)号：US07507449B2
公开(公告)日：2009-03-24
申请号：US11442811
申请日：2006-05-30
Applicant: Krishnan Chari , David M. Johnson , Charles M. Rankin, Jr. , Glen C. Irvin, Jr.
Inventor： Krishnan Chari , David M. Johnson , Charles M. Rankin, Jr. , Glen C. Irvin, Jr.
CPC classification number: C09K19/0225 , B82Y20/00 , C09K19/52 , C09K19/54 , G02F1/13439 , G02F1/13718 , G02F2001/13775 , G02F2202/36 , G02F2203/02 , Y10T428/10 , Y10T428/1005 , Y10T428/1036
Abstract: The present invention relates to a high contrast reflective display comprising a substrate, at least one electronically modulated imaging layer, wherein the electronically modulated imaging layer comprises a uniformly thick, close-packed, ordered monolayer of domains of electrically modulated material in a fixed polymer matrix, at least one barrier layer, wherein the barrier layer is conductive in a direction perpendicular to the substrate, and at least one electrically conductive layer. The invention also relates to a method of making the display with a barrier layer comprising anisotropic particles and orienting the anisotropic conductor to produce a barrier layer conductive in a direction perpendicular to the substrate.
Abstract translation: 本发明涉及一种高对比度反射显示器，其包括基底，至少一个电子调制成像层，其中电子调制成像层包含固定聚合物基质中电调制材料的均匀厚的，紧密堆积的有序单层的域 至少一个阻挡层，其中阻挡层在垂直于衬底的方向上是导电的，以及至少一个导电层。 本发明还涉及一种制造具有包含各向异性粒子的阻挡层并使各向异性导体定向以在垂直于衬底的方向上导电的阻挡层的显示器的方法。
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