Abstract: The present invention is devised to solve the problems of the above-described conventional technologies. The purpose of the present invention is to provide a tempered glass cutting method and cutting apparatus which can prevent the defects of the tempered glass breaking when same is cut and improve the reliability of the product. To this end, provided is a tempered glass cutting method which comprises: a tempering step of generating compressive stress on a glass sheet to temper the glass sheet; a compressive stress relaxation step of applying heat to the cut portion of the tempered glass sheet to relax the compressive stress; and a cutting step of cutting the cut portion.
Type:
Grant
Filed:
June 12, 2013
Date of Patent:
February 20, 2018
Assignee:
Corning Precision Materials Co., Ltd.
Inventors:
Jaemin Cha, Kiyeon Lee, Youngseok Lee, Ji Hoon Rhee, Jaeho Lee
Abstract: The present invention relates to a color-converting substrate of a light-emitting diode and a method for producing same, and more specifically to a color-converting substrate of a light-emitting diode capable of completely protecting the quantum dots (QD) supported in the interior from the exterior as hermetic sealing is possible, and a method for producing the color-converting substrate.
Type:
Grant
Filed:
March 17, 2015
Date of Patent:
February 13, 2018
Assignee:
Corning Precision Materials Co., Ltd.
Inventors:
Ki Yeon Lee, Hyung Soo Moon, Yoon Seuk Oh, Jhee Mann Kim, Choon Bong Yang
Abstract: The present invention relates to a method for manufacturing a light extraction substrate for an organic light emitting element, a light extraction substrate for an organic light emitting element, and an organic light emitting element that includes the same and, more specifically, to a method for manufacturing a light extraction substrate for an organic light emitting element, a light extraction substrate for an organic light emitting element, and an organic light emitting element that includes the same, which can enhance the light extraction efficiency of an organic light emitting element and, in particular, can reduce the process cost.
Type:
Grant
Filed:
December 29, 2015
Date of Patent:
February 13, 2018
Assignee:
Corning Precision Materials Co., Ltd.
Inventors:
Jang Dae Youn, Min Seok Kim, Seo Hyun Kim, Gun Sang Yoon, Hong Yoon
Abstract: The present invention relates to a substrate for changing the color of a light emitting diode and a method for producing same and, more particularly, to a substrate for changing the color of a light emitting diode and a method for producing same, wherein the substrate may be hermetically sealed so that quantum dots (QD) contained inside may be completely protected from the outside and emission efficiency of the light emitting diode may be enhanced.
Type:
Grant
Filed:
March 25, 2015
Date of Patent:
February 13, 2018
Assignee:
Corning Precision Materials Co., Ltd.
Inventors:
Ki Yeon Lee, Yoon Seuk Oh, Jhee Mann Kim, Hyung Soo Moon, Choon Bong Yang
Abstract: The present invention relates to a metal-bonded substrate and, more specifically, to a metal-bonded substrate in which the bonding force between a nonconductive substrate and a metal layer bonded to each other is remarkably improved. To this end, the present invention provides a metal-bonded substrate comprising: a substrate; a metal layer formed on the substrate; and a self-assembled monomolecular layer formed between the substrate and the metal layer, and composed of a silane chemically linking the substrate and the metal layer, wherein the end group of the silane is composed of an aminosilane containing a saturated or unsaturated hetero atom of a six-membered ring.
Type:
Application
Filed:
January 6, 2016
Publication date:
January 18, 2018
Applicant:
Corning Precision Materials Co., Ltd.
Inventors:
Bo Gyeong Kim, Hyun Bin Kim, Sung Hoon Lee
Abstract: The present invention provides a light extraction substrate for an organic light emitting device, comprising: a base substrate; a scattering layer formed on the base substrate and made of TiO2; a plurality of first light scatterers formed inside the scattering layer and having a porous form; and a flat layer formed on the scattering layer, wherein the scattering layer is internally permeated by a part of the materials constituting the flat layer.
Type:
Application
Filed:
January 20, 2016
Publication date:
December 28, 2017
Applicant:
Corning Precision Materials Co., Ltd.
Inventors:
Joo Young Lee, Seo Hyun Kim, Eun Ho Choi
Abstract: The present invention relates to a quantum dot composite and a photoelectric device comprising the same, and more particularly, to a quantum dot composite having excellent optical characteristics, thereby improving the light efficiency of a photoelectric device, and a photoelectric device comprising the same. To this end, the present invention provides a quantum dot composite and a photoelectric device comprising the same, the quantum dot composite comprising: a matrix layer; a plurality of quantum dots dispersed inside the matrix layer; and a plurality of scattering particles dispersed inside the matrix layer in a manner of being disposed between the plurality of quantum dots, wherein the scattering particles have a hollow formed therein, thereby showing multiple refractive indices.
Type:
Application
Filed:
December 23, 2015
Publication date:
December 21, 2017
Applicant:
Corning Precision Materials Co., Ltd.
Inventors:
Ki Yeon Lee, Yoon Seuk Oh, Kyung Jin Lee, Choon Bong Yang, Seo Yeong Cho
Abstract: The present invention relates to a flexible substrate and a method of manufacturing same and, more particularly, to a flexible substrate and a method of manufacturing same, the flexible substrate having high flexibility, high transparency, and high conductivity, so as to be able to improve the quality of a flexible display device to which it is applied. To this end, the present invention provides a flexible substrate and a method of manufacturing same, the flexible substrate characterized by comprising: a flexible base material; an ITO thin film formed on the flexible base material; and a plurality of nano particles discontinuously distributed within the ITO thin film.
Type:
Application
Filed:
September 7, 2015
Publication date:
December 14, 2017
Applicant:
Corning Precision Materials Co., Ltd.
Inventors:
Jin Wook Chung, Min Seok Kim, Hong Yoon
Abstract: The present invention relates to a method for manufacturing a light extraction substrate for an organic light emitting element, a light extraction substrate for an organic light emitting element, and an organic light emitting element that includes the same and, more specifically, to a method for manufacturing a light extraction substrate for an organic light emitting element, a light extraction substrate for an organic light emitting element, and an organic light emitting element that includes the same, which can enhance the light extraction efficiency of an organic light emitting element and, in particular, can reduce the process cost.
Type:
Application
Filed:
December 29, 2015
Publication date:
December 14, 2017
Applicant:
Corning Precision Materials Co., Ltd.
Inventors:
Jang Dae Youn, Min Seok Kim, Seo Hyun Kim, Gun Sang Yoon, Hong Yoon
Abstract: The present invention relates to a light extracting substrate for an organic light emitting device, a method of manufacturing same, and an organic light emitting device including same and, more particularly, to: a light extracting substrate for an organic light emitting device, the light extracting substrate being capable of not only maximizing the light extraction efficiency of an organic light emitting device through an undulating structure formed on a surface contacting the organic light emitting device and through a scattering structure having a maximized refractive index difference, but also of being manufactured through a simple process constituted of anode oxidation and wet coating; a method of manufacturing same; and an organic light emitting device including same.
Abstract: The present invention relates to a method for manufacturing a light extraction substrate for an organic light emitting diode, a light extraction substrate for an organic light emitting diode, and an organic light emitting diode comprising same, and more specifically, to a method for manufacturing a light extraction substrate for an organic light emitting diode, a light extraction substrate for an organic light emitting diode, and an organic light emitting diode comprising same, capable of significantly increasing light extraction efficiency of the organic light emitting diode.
Abstract: The present invention relates to a method for manufacturing a light extraction substrate for an organic light-emitting element, a light extraction substrate for an organic light-emitting element and an organic light-emitting element comprising the same and, more specifically, to: a method for manufacturing a light extraction substrate for an organic light-emitting element, the method being capable of improving light extraction efficiency of the organic light-emitting element and also increasing luminance uniformity; a light extraction substrate for an organic light-emitting element; and an organic light-emitting element comprising the same.
Type:
Application
Filed:
December 16, 2015
Publication date:
December 7, 2017
Applicant:
Corning Precision Materials Co., Ltd.
Inventors:
Eun Ho Choi, Seo Hyun Kim, Joo Young Lee
Abstract: A substrate for an organic light-emitting device (OLED) with enhanced light extraction efficiency, a method of manufacturing the same and an OLED having the same, in which the light extraction efficiency is enhanced, thereby reducing the phenomenon of color shift in which color changes depending on the position of a viewer within the viewing angle. The transparent substrate used in an OLED includes an anode, an organic light-emitting layer and a cathode which are stacked on each other, the transparent substrate comprising a porous layer in at least one portion of one surface thereof that adjoins the organic light-emitting device, a refractive index of the porous layer being smaller than a refractive index of the transparent substrate.
Abstract: The present invention relates to a method for manufacturing a light extraction substrate for an organic light emitting diode, a light extraction substrate for an organic light emitting diode, and an organic light emitting diode comprising same, and more specifically, to a method for manufacturing a light extraction substrate for an organic light emitting diode, a light extraction substrate for an organic light emitting diode, and an organic light emitting diode comprising same, the method capable of complicating or diversifying the path of a light that is emitted by forming cracks on a matrix layer that can induce scattering of the light emitted from the organic light emitting diode, thereby further improving light extraction efficiency of the organic light emitting diode.
Type:
Application
Filed:
December 18, 2015
Publication date:
November 30, 2017
Applicant:
Corning Precision Materials Co., Ltd.
Inventors:
Joo Young Lee, Dong Hyun Kim, Seo Hyun Kim
Abstract: The present invention relates to an organic light emitting diode, and more specifically, to an organic light emitting diode capable of significantly increasing light extraction efficiency through optimization of a corrugated structure, which is formed by being transferred from an inner light extraction layer, thereby enabling excellent light-emitting efficiency.
Type:
Application
Filed:
December 18, 2015
Publication date:
November 23, 2017
Applicant:
Corning Precision Materials Co., Ltd.
Inventors:
Joo Young LEE, Yoon Young KWON, Dong Hyun KIM, Seo Hyun KIM
Abstract: A light extraction substrate for an organic light-emitting device (OLED) which can improve the brightness of a display or an illumination system to which an OLED is applied by improving light extraction efficiency and a method of manufacturing the same. The light extraction substrate for an OLED includes an oxide or nitride thin film formed on a substrate body. The oxide or nitride thin film includes a base layer formed on the substrate body, a first texture formed on the base layer, the first texture having a plurality of first protrusions which protrude continuously or discontinuously from the base layer, and a second texture having a plurality of second protrusions which protrude continuously or discontinuously from each outer surface of the first protrusions.
Type:
Grant
Filed:
June 11, 2013
Date of Patent:
November 21, 2017
Assignee:
Corning Precision Materials Co., Ltd.
Inventors:
June Hyoung Park, Young Zo Yoo, Tae Jung Park, Seo Hyun Kim, Il Hee Baek, Gun Sang Yoon, Eun Ho Choi
Abstract: The present invention relates to a tandem organic light-emitting element, more particularly to a tandem organic light-emitting element which may decrease a driving voltage in a driving region of a charge generation layer by sequentially laminating an electronics layer, which is doped with a metal dopant, and an electronics layer, which is doped with an organic dopant, on one side of the charge generation layer, thereby having increased power efficiency and life span.
Type:
Application
Filed:
January 5, 2016
Publication date:
November 16, 2017
Applicants:
Corning Precision Materials Co., Ltd., UNIVERSITY-INDUSTRY COOPERATION GROUP OF KYUNG HEE UNIVERSITY
Inventors:
Hyung Seok Lee, Kwang Je Woo, Jang Dae Youn, Jang Hyuk Kwon, Young Hoon Son
Abstract: The present invention relates to a substrate for color conversion, a manufacturing method therefor, and a display device comprising the same and, more specifically, to a substrate for color conversion for not only securing the long-term stability of quantum dots but also exhibiting excellent color conversion efficiency, a manufacturing method therefor, and a display device comprising the same. To this end, the present invention provides a substrate for color conversion, a manufacturing method therefor, and a display device, the substrate for color conversion comprising: a thin plate glass; a coating layer for quantum dots formed on one surface of the thin plate glass; a light guide plate disposed to face the coating layer for quantum dots, a light emitting diode being disposed on the sides thereof; and a sealing material which is formed between the thin plate glass and the light guide plate and which blocks the coating layer for quantum dots from the outside.
Type:
Application
Filed:
August 7, 2015
Publication date:
October 19, 2017
Applicant:
Corning Precision Materials Co., Ltd.
Inventors:
Yoon Seuk Oh, Hyung Soo Moon, Ki Yeon Lee, Young Suk Lee, Nae Young Jung, Yoon Young Kwon, Choon Bong Yang
Abstract: The present invention relates to a light extraction substrate for an organic light-emitting element, a method for manufacturing the same and an organic light-emitting element including the same, which can shed its dependence on light extraction in a specific wavelength range appearing in a light determining pattern of a cyclical form and induce light extraction in a broader wavelength range. To this end, the present invention relates to a light extraction substrate for an organic light-emitting element, a method for manufacturing the same and an organic light-emitting element including the same.
Type:
Grant
Filed:
July 2, 2014
Date of Patent:
October 17, 2017
Assignee:
Corning Precision Materials Co., Ltd.
Inventors:
Yoon Young Kwon, Kyoung Wook Park, Jeong Woo Park
Abstract: The present invention relates to a light extraction substrate for an organic light emitting element and, more specifically, to a light extraction substrate for an organic light emitting element that can enhance the light extraction efficiency of the organic light emitting element by optimizing a stack structure that can maximize scattering efficiency, and an organic light emitting element comprising the same.
Type:
Application
Filed:
September 18, 2015
Publication date:
September 28, 2017
Applicant:
Corning Precision Materials Co., Ltd.
Inventors:
Hong Yoon, Joo Young Lee, Hyun Hee Lee, Dong Hyun Kim, Min Seok Kim, Seo Hyun Kim, Kwang Je Woo