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公开(公告)号：US09496521B2
公开(公告)日：2016-11-15
申请号：US14966485
申请日：2015-12-11
Applicant: CORNING INCORPORATED
Inventor： George Halsey Beall , Ivan A Cornejo , Adam James Ellison , Glenn Eric Kohnke , Lisa Ann Lamberson
CPC classification number: H01L51/5268 , C03C3/089 , C03C3/097 , H01L33/58 , H01L51/5056 , H01L51/5072 , H01L51/5275 , H01L2251/305 , H01L2251/558 , H01L2933/0091
Abstract: Opal glass compositions and devices incorporating opal glass compositions are described herein. The compositions solve problems associated with the use of opal glasses as light-scattering layers in electroluminescent devices, such as organic light-emitting diodes. In particular, embodiments solve the problem of high light absorption within the opal glass layer as well as the problem of an insufficiently high refractive index that results in poor light collection by the layer. Particular devices comprise light-emitting diodes incorporating light scattering layers formed of high-index opal glasses of high light scattering power that exhibit minimal light attenuation through light absorption within the matrix phases of the glasses.
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公开(公告)号：US20140291656A1
公开(公告)日：2014-10-02
申请号：US14305314
申请日：2014-06-16
Applicant: CORNING INCORPORATED
Inventor： Jacques Gollier , Glenn Eric Kohnke , Mark Alejandro Quesada , James Andrew West
IPC: H01L51/52
CPC classification number: H01L51/5253 , H01L51/5268
Abstract: A protected organic light emitting diode includes an organic light emitting diode structure formed on a substrate, a hermetic barrier layer formed over at least part of the organic light emitting diode structure, and a light extraction layer. The barrier layer may include a glass material such as a tin fluorophosphate glass, a tungsten-doped tin fluorophosphate glass, a chalcogenide glass, a tellurite glass, a borate glass or a phosphate glass. The light extraction layer, which may be formed over the barrier layer, includes a high refractive index matrix material and at least one of scattering particles dispersed throughout the matrix material and a roughened surface.
Abstract translation: 受保护的有机发光二极管包括形成在衬底上的有机发光二极管结构，在至少部分有机发光二极管结构上形成的气密阻挡层和光提取层。 阻挡层可以包括玻璃材料，例如氟磷酸锡玻璃，掺杂钨的锡氟磷酸盐玻璃，硫族化物玻璃，碲酸盐玻璃，硼酸盐玻璃或磷酸盐玻璃。 可以形成在阻挡层上的光提取层包括高折射率基体材料和分散在整个基体材料中的散射粒子和粗糙化表面中的至少一种。
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公开(公告)号：US20160099437A1
公开(公告)日：2016-04-07
申请号：US14966485
申请日：2015-12-11
Applicant: CORNING INCORPORATED
Inventor： George Halsey Beall , Ivan A. Cornejo , Adam James Ellison , Glenn Eric Kohnke , Lisa Ann Lamberson
CPC classification number: H01L51/5268 , C03C3/089 , C03C3/097 , H01L33/58 , H01L51/5056 , H01L51/5072 , H01L51/5275 , H01L2251/305 , H01L2251/558 , H01L2933/0091
Abstract: Opal glass compositions and devices incorporating opal glass compositions are described herein. The compositions solve problems associated with the use of opal glasses as light-scattering layers in electroluminescent devices, such as organic light-emitting diodes. In particular, embodiments solve the problem of high light absorption within the opal glass layer as well as the problem of an insufficiently high refractive index that results in poor light collection by the layer. Particular devices comprise light-emitting diodes incorporating light scattering layers formed of high-index opal glasses of high light scattering power that exhibit minimal light attenuation through light absorption within the matrix phases of the glasses.
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公开(公告)号：US08946754B2
公开(公告)日：2015-02-03
申请号：US14305314
申请日：2014-06-16
Applicant: Corning Incorporated
Inventor： Jacques Gollier , Glenn Eric Kohnke , Mark Alejandro Quesada , James Andrew West
IPC: H01L21/00
CPC classification number: H01L51/5253 , H01L51/5268
Abstract: A protected organic light emitting diode includes an organic light emitting diode structure formed on a substrate, a hermetic barrier layer formed over at least part of the organic light emitting diode structure, and a light extraction layer. The barrier layer may include a glass material such as a tin fluorophosphate glass, a tungsten-doped tin fluorophosphate glass, a chalcogenide glass, a tellurite glass, a borate glass or a phosphate glass. The light extraction layer, which may be formed over the barrier layer, includes a high refractive index matrix material and at least one of scattering particles dispersed throughout the matrix material and a roughened surface.
Abstract translation: 受保护的有机发光二极管包括形成在衬底上的有机发光二极管结构，在至少部分有机发光二极管结构上形成的气密阻挡层和光提取层。 阻挡层可以包括玻璃材料，例如氟磷酸锡玻璃，掺杂钨的锡氟磷酸盐玻璃，硫族化物玻璃，碲酸盐玻璃，硼酸盐玻璃或磷酸盐玻璃。 可以形成在阻挡层上的光提取层包括高折射率基体材料和分散在整个基体材料中的散射粒子和粗糙化表面中的至少一种。
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