Corning Precision Materials Co., Ltd.

Samsung Corning Precision Materials Co., Ltd.

Dym Solution Co., Ltd.

Eun Ho Choi

Joo Young Lee

Seo Hyun Kim

Gun Sang Yoon

Il Hee Baek

June Hyong Park

Hyunhee Lee

Hyun Hee Lee

Kyoung Wook Park

Hong Yoon

Young Zo Yoo

Jeong Woo Park

Yoon Young Kwon

YoungZo Yoo

Dong Ha Park

Jong Seok Yang

Jeong Yeong Park

June Hyoung Park

Tae Jung Park

Chan Ryoo

Baeg Yong Seong

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 comprising the same and, more particularly, to a light extraction substrate for an organic light emitting element exhibiting a good light extraction efficiency, a method for manufacturing the same, and an organic light emitting element comprising the same. To this end, the present invention provides a light extraction substrate for an organic light emitting element, a method for manufacturing the same, and an organic light emitting element comprising the same, the light extraction substrate comprising a first light extraction layer having a plurality of pores formed therein and made of a first metal oxide doped with a dopant; and a second light extraction layer formed on the first light extraction layer and made of a second metal oxide which has a different atomic diffusion rate compared to the first metal oxide.

Light extraction substrate for organic light emitting element, method for manufacturing same, and organic light emitting element comprising same

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 TiO; 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.

Light extraction substrate for organic light emitting device, and organic light emitting device comprising same

Provided are a room temperature crosslinked type halogen-free flame retardant resin composition and a method of preparing the same. Specifically, a room temperature crosslinked type halogen-free flame retardant resin composition according to the present invention including a polyethylene resin, a olefin-based elastomer, a metal hydroxy compound, a radical initiator, a crosslinked type alkoxysilane-based compound, a condensation catalyst of the crosslinked type alkoxysilane-based compound, and one or more crosslinking aids selected from the group consisting of an aliphatic acid and an aliphatic acid metal salt, and a method of preparing the same are provided. Further, a compound material and a masterbatch which are compositions for preparing the room temperature crosslinked type halogen-free flame retardant composition, and methods of preparing the same are provided.

Room temperature crosslinked type halogen-free flame retardant resin composition, and method of preparing the same

The present invention relates to an organic light-emitting device for lighting, and more specifically relates to an organic light-emitting device for lighting whereby it is possible to achieve excellent brightness by increasing the light-emitting area per unit area of an organic light-emitting element. For this purpose, the present invention provides an organic light-emitting device comprising: a first substrate and a second substrate disposed facing each other; a frame section which is formed between the first substrate and the second substrate, and is formed on the periphery of the first substrate and the second substrate so as to hermetically close the space between the first substrate and the second substrate; and a flexible organic light-emitting element which is disposed inside of the space, and of which at least one part has a curved surface.

Organic light-emitting device for lighting

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. To this end, the present invention provides a method for manufacturing a light extraction substrate for an organic light-emitting element, comprising: a mixture preparation step of preparing a mixture by mixing a plurality of scattering particles with an inorganic binder; a mixture coating step of coating the mixture on a base substrate; a buffer layer formation step of forming a buffer layer by coating an inorganic material on the coated mixture; a calcination step of calcinating the mixture and the buffer layer; a first electrode formation step of forming a first electrode, which is made of a metal, in a crack formed in the mixture and the buffer layer in the calcination step; and a second electrode formation step of forming, on the first electrode, a second electrode electrically connected to the first electrode.

Method for manufacturing light extraction substrate for organic light-emitting element, light extraction substrate for organic light-emitting element, and organic light-emitting element comprising same

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.

Light extraction substrate for OLED and method of fabricating the same

The present invention relates to a method for manufacturing an ultrathin organic light-emitting device and, more specifically, to a method for manufacturing an ultrathin organic light-emitting device capable of dramatically reducing the thickness thereof, in addition to improving light extraction efficiency. To this end, the present invention provides a method for manufacturing an ultrathin organic light-emitting device, comprising: a polymer material coating step for coating a polymer material onto a support; a frit coating step for coating a frit paste onto the polymer material; a heat treatment and separation step for conducting heat treatment at a temperature at which the polymer material breaks down, thereby separating the support and a frit substrate which has been formed by heat-treating the frit paste; and a device layer forming step for forming, in sequence, a device layer comprising a first electrode, a device layer comprising an organic light-emitting layer, and a device layer comprising a second electrode, on one side of the frit substrate which has been in contact with the polymer material.

Method for manufacturing ultrathin organic light-emitting device

The present invention relates to a light extraction substrate for an organic light emitting device, a fabrication method therefor and an organic light emitting device including the same and, more specifically, to a light extraction substrate for an organic light emitting device, a fabrication method therefor and an organic light emitting device including the same, wherein the light extraction substrate has aperiodic photonic crystal patterns formed on the front side thereof, through which light emitted from an organic light emitting element is emitted to the outside, thereby avoiding the dependency of light extraction on a specific wavelength band which occurs in existing periodic photonic crystal patterns, and inducing light extraction from a wider wavelength band. To this end, the present invention provides the light extraction substrate for the organic light emitting device, the fabrication method therefor and the organic light emitting device including the same, wherein the light extraction substrate, which is arranged on one surface through which the light emitted from the organic light emitting element is emitted to the outside, comprises: a base substrate; a matrix layer formed between the organic light emitting element and the base substrate; and the photonic crystal patterns formed on the base substrate, arranged inside the matrix layer and formed to have an aperiodic structure, wherein the matrix layer and the photonic crystal patterns form an internal light extraction layer of the organic light emitting device.

Light extraction substrate for organic light emitting device, fabrication method therefor and organic light emitting device including same

A metal oxide thin film substrate which can increase light trapping efficiency and light extraction efficiency, a method of fabricating the same and a photovoltaic cell and organic light-emitting device (OLED) including the same. The metal oxide thin film substrate includes a base substrate, and a metal oxide thin film formed on the base substrate. The metal oxide thin film has voids which are formed inside the metal oxide thin film to scatter light.

Metal oxide thin film substrate, method of fabricating the same, photovoltaic cell and OLED including the same

A method of fabricating a light extraction substrate for an OLE) by which the flatness of the light extraction substrate for an OLED can be increased. Particles of a first metal oxide and a sol of a second metal oxide are inputted and mixed into an organic solvent. A base substrate is coated with a mixture of the first and second metal oxides and the organic solvent. A resultant coating film on the base substrate is heat-treated. The coating film is coated with the second metal oxide to form a metal oxide thin film on the base substrate. In the metal oxide thin film, the particles of the first metal oxide are impregnated in a matrix of the second metal oxide.

Method of fabricating light extraction substrate for OLED

A metal oxide thin film substrate for an organic light-emitting device (OLED) which exhibits superior light extraction efficiency and can be easily fabricated at low cost and a method of fabricating the same and a method of fabricating the same. The metal oxide thin film substrate for an OLED includes a base substrate and a metal oxide thin film formed on the base substrate, the metal oxide thin film being made of a mixture of at least two metal oxides having different refractive indices.

Growing community of inventors

Chungcheongnam-do, South Korea

Eun Ho Choi