Patent application number | Description | Published |
20080304158 | Highly efficient organic light-emitting device using substrate or electrode having nanosized half-spherical convex and method for preparing the same - The present invention provides a transparent substance formed with a plurality of continuous half-spherical convexes having a diameter of 25˜1,000 nm on its first main surface; an organic light-emitting device comprising a substrate, a first electrode, an organic material layer(s) and a second electrode, sequentially, characterized by having a plurality of continuous half-spherical convexes having a diameter of 25˜1,000 nm on the underside of the substrate that does not contact the first electrode and/or the upside of the second electrode that does not contact the organic material layer; and a method for preparing same using a porous aluminum oxide layer forming process. | 12-11-2008 |
20090015150 | Organic light emitting device and method for manufacturing the same - Disclosed is an organic light emitting device and a method for manufacturing the same. The organic light emitting device includes a first electrode, one or more organic compound layers, and a second electrode. The first electrode includes a conductive layer and an n-type organic compound layer disposed on the conductive layer. A difference in energy between an LUMO energy level of the n-type organic compound layer of the first electrode and a Fermi energy level of the conductive layer of the first electrode is 4 eV or less. One of the organic compound layers interposed between the n-type organic compound layer of the first electrode and the second electrode is a p-type organic compound layer forming an NP junction along with the n-type organic compound layer of the first electrode. A difference in energy between the LUMO energy level of the n-type organic compound layer of the first electrode and an HOMO energy level of the p-type organic compound layer is 1 eV or less. One or more layers interposed between the conductive layer of the first electrode and the second electrode is n-doped with alkali earth metal; an alkali earth metal compound; an alkali metal compound; or La Ce, Pr, Nd, Sm, Eu, Tb, Th, Dy, Ho, Er, Em, Gd, Yb, Lu, Y or Mn, or metal compound containing at least one of the above types of metal. | 01-15-2009 |
20090021678 | Flexible Display Apparatus and Method for Producing the Same - Disclosed are a flexible display apparatus and a method for producing the same. The flexible display apparatus includes a flexible substrate; a planarization layer which has an area smaller than an area of the flexible substrate and is formed on the flexible substrate; a display device which is formed on the planarization layer; and a protective layer which is provided on the flexible substrate to cover both the planarization layer and the display device. | 01-22-2009 |
20090039770 | Organic light emitting device and method for manufacturing the same - Disclosed is an organic light emitting device and a method for manufacturing the same. The organic light emitting device includes a first electrode, one or more organic compound layers, and a second electrode. The first electrode includes a conductive layer and an n-type organic compound layer disposed on the conductive layer. A difference in energy between an LUMO energy level of the n-type organic compound layer of the first electrode and a Fermi energy level of the conductive layer of the first electrode is 4 eV or less. One of the organic compound layers interposed between the n-type organic compound layer of the first electrode and the second electrode is a p-type organic compound layer forming an NP junction along with the n-type organic compound layer of the first electrode. A difference in energy between the LUMO energy level of the n-type organic compound layer of the first electrode and an HOMO energy level of the p-type organic compound layer is 1 eV or less. One or more layers interposed between the conductive layer of the first electrode and the second electrode is n-doped or p-doped with an organic material or an inorganic material. | 02-12-2009 |
20090068915 | Highly efficient organic light-emmitting device using substrate or electrode having nanosized half-spherical convex and method for preparing the same - The present invention provides a transparent substance formed with a plurality of continuous half-spherical convexes having a diameter of 25˜1,000 nm on its first main surface; an organic light-emitting device comprising a substrate, a first electrode, an organic material layer(s) and a second electrode, sequentially, characterized by having a plurality of continuous half-spherical convexes having a diameter of 25˜1,000 nm on the underside of the substrate that does not contact the first electrode and/or the upside of the second electrode that does not contact the organic material layer; and a method for preparing same using a porous aluminum oxide layer forming process. | 03-12-2009 |
20090079352 | Organic Light Emitting Device and Method for Manufacturing the Same - Disclosed is an organic light emitting device and a method of manufacturing the same. The organic light emitting device includes a base rod, and a plurality of organic light emitting units. Each of the plurality of organic light emitting units includes a first electrode formed on the base rod, an organic layer formed on the first electrode, and a second electrode formed on the organic layer. The plurality of organic light emitting units are formed in longitudinal direction of the base rod and come into continuous contact with each other. The first electrode of each of the organic light emitting units comes into contact with the second electrode of each of the organic light emitting units adjoining said first electrode of each of the organic light emitting units. | 03-26-2009 |
20090166613 | Composition for Forming Gate Insulating Layer of Organic Thin-Film Transistor and Organic Thin Film Transistor Using the Same - The present invention relates to a composition for forming a gate insulating layer of an organic thin film transistor comprising polyarylate, and an organic thin film transistor comprising a gate insulating layer, which is formed using the composition, in contact with an organic semiconductor channel. | 07-02-2009 |
20090295286 | Organic Light Emittig Diode Unit and Method for Manufacturing the Same - The present invention provides an organic light emitting diode unit including: a bar-shaped organic light emitting diode body; a glass protective tube having at least one opening and housing the organic light emitting diode body; and at least one seal cover provided with a moisture absorbent at the side facing the opening and closes at least one opening of the glass protective tube, and a method of manufacturing the organic light emitting diode unit. | 12-03-2009 |
20100012930 | ORGANIC TRANSISTOR USING THIAZOLOTHIAZOLE DERIVATIVES AND METHOD FOR FABRICATING THE SAME - The present invention relates to an organic transistor that includes an organic semiconductor layer containing a thiazolothiazole derivative and an insulating organic material having a band gap of 3 eV or more or no portion having four pairs or more of double bonds and single bonds continuously connected. | 01-21-2010 |
20100084637 | ORGANIC TRANSISTOR AND METHOD FOR FABRICATING THE SAME - The present invention provides an organic transistor that includes an organic semiconductor layer containing a material having conductive particles and an organic semiconductor polymer chemically bonded to each other and a method of producing the same. | 04-08-2010 |
20100099840 | DIOXYPYRROLO-HETEROAROMATIC COMPOUNDS AND ORGANIC ELECTRONIC DEVICES USING THE SAME - The present invention relates to dioxypyrrolo-heterocyclic compounds and an organic electronic device using the same. The compound of the present invention satisfies the requirements for use in an organic electronic device such as an organic light emitting device, an organic thin film transistor, and an organic solar cell, for example, suitable energy levels, and the electrochemical and thermal stability, by introducing various substituents to the core structure, and also have amorphous or crystalline property depending on the Mnd of the substituents, to satisfy the characteristics individually required for each of the devices. Further, an organic semi-conductor of p-type or n-type can be fabricated by introducing various substituents to the core structure having a property of n-type, thereby providing stability for the device. | 04-22-2010 |
20100117063 | Organic electronic device - Disclosed is an electronic device including an n-type organic compound layer as a portion of an electrode for hole injection or hole extraction. The electronic device includes a first electrode including a conductive layer and an n-type organic compound layer disposed on the conductive layer; a second electrode; and a p-type organic compound layer that is interposed between the n-type organic compound layer of the first electrode and the second electrode and forms an NP junction together with the n-type organic compound layer of the first electrode and energy levels of the layers satisfy the following Expressions (1) and (2):
| 05-13-2010 |
20100155987 | METHOD AND GASKETS FOR CASTING ACRYLIC FILMS - The present invention relates to a method for casting an acryl film, which includes the steps of injecting a material of the acryl film into a space that is formed from a pair of substrates and a gasket positioned between a pair of substrates, and curing the material of the acryl film. The shrinkage ratio of the gasket is not less than 10% after the acryl film is subjected to the curing step, or the shrinkage ratio of the gasket after the acryl film is subjected to the curing step is the same as or larger than the shrinkage ratio of the material of the acryl film. | 06-24-2010 |
20100157407 | PHOTOCHROMIC FILMS AND METHOD FOR MANUFACTURING THE SAME - The present invention provides a photochromic film which is formed by curing a photochromic composition and includes a multifunctional (metha)acrylate-based monomer that has two or more functional groups, and a photochromic dye, a product including the same, and a method for producing the photochromic film. | 06-24-2010 |
20100236631 | Thiazolothiazole derivatives and organic electronic device using the same - The present invention relates to novel thiazolothiazole derivatives and an organic electronic device such as an organic light emitting device, an organic transistor, and an organic solar cell using the same. In the compound of the invention, various substituents are introduced to the core structure, so as to satisfy the requirements such as suitable energy levels, and electrochemical and thermal stability, and also have amorphous or crystalline property depending on the kind of the substituents, so as to satisfy the characteristics individually required for each of the devices. Further, an organic semiconductor of p-type or n-type can be fabricated by introducing various substituents to the core structure having a property of n-type. Therefore, the compound of the present invention can provide a device having higher stability. | 09-23-2010 |
20100295003 | PHOTOCHROMIC COMPOSITIONS AND PHOTOCHROMIC FILMS - The present invention relates to a photochromic composition comprising multifunctional (meth)acrylate-based monomers having two or more functional groups, a photochromic dye and an aromatic vinyl compound, in which the content of the aromatic vinyl compound is more than 30% by weight and 70% by weight or less, a photochromic film produced by using the same, and a method for producing the photochromic film. | 11-25-2010 |
20110017719 | HEATER AND MANUFACTURING METHOD FOR SAME - Provided are a method for manufacturing a heating element, which includes: determining a form of a pattern in which a line width is 100 micrometers or less and an opening ratio is in the range of 70% to 99%; printing a paste that includes the conductive heating material according to the determined pattern on at least one side of a resin film; forming a conductive heating pattern by sintering the printed paste that includes the conductive heating material; forming bus bars on both sides of the conductive heating pattern; attaching a transparent substance to at least one side of the resin film that has the conductive heating pattern; and providing a power portion that is connected to the bus bar, and a heating element that is manufactured by using the method. | 01-27-2011 |
20110017727 | HEATING ELEMENT AND MANUFACTURING METHOD THEREOF - Provided are a heating element, which includes: a transparent substance; a conductive heating line that is provided on at least one side of the transparent substance; bus bars that is electrically connected to the conductive heating line; and a power portion that is connected to the bus bars, wherein 30% or more of the entire area of the transparent substance has a conductive heating line pattern in which, when the straight line that intersects the conductive heating line is drawn, a ratio (distance distribution ratio) of standard deviation in respects to an average value of distances between adjacent intersection points of the straight line and the conductive heating line is 2% or more, and a method for manufacturing the same. | 01-27-2011 |
20110042370 | HEATING ELEMENT AND MANUFACTURING METHOD FOR SAME - Provided is a method for manufacturing a heating element, which includes: determining a form of a pattern in which a line width is 100 micrometers or less and an opening ratio is in the range of 70% to 99%; printing a paste that includes the conductive heating material according to the determined pattern on at least one side of a transparent substrate; forming a conductive heating pattern by sintering the printed paste that includes the conductive heating material; forming bus bars on both sides of the conductive heating pattern; and providing a power portion that is connected to the bus bar, and a heating element that is manufactured by using the method. | 02-24-2011 |
20110073897 | ORGANIC LED AND MANUFACTURING METHOD THEREOF - The present invention provides an organic light emitting diode comprising a substrate, a first electrode provided on the substrate, one or more organic material layers provided on the first electrode, a second electrode provided on the organic material layer, and a light extraction layer provided on the top portion of the second electrode, and a method for manufacturing the same. The organic light emitting diode according to the present invention minimizes total internal reflection of the light emitted from a device to improve the light emitting efficiency. | 03-31-2011 |
20110104439 | TRANSPARENT WATER-REPELLENT GLASS AND METHOD OF MANUFACTURE THEREOF - The present invention relates to water-repellent glass including: glass including pores formed to have a diameter of 200 nm or less on a surface; and a water-repellent coating layer disposed at least on one side of the glass, and a method of manufacturing the water-repellent glass. | 05-05-2011 |
20120007064 | ORGANIC ELECTROLUMINESCENT DEVICE AND METHOD FOR PREPARING THE SAME - The present invention relates to an organic electroluminescent device comprising a substrate, a cathode, at least three organic material layers comprising a light-emitting layer, and an anode in the sequentially laminated form, in which the organic material layers comprise an n-type organic material layer positioned between the cathode and the light-emitting layer; and an organic material layer comprising a compound having a functional group selected from the group consisting of an imidazole group, an oxazole group and a thiazole group between the cathode and the light-emitting layer. The organic electroluminescent device according to the present invention comprises an organic material layer comprising a compound having a functional group selected from the group consisting of an imidazole group, an oxazole group and a thiazole group between a cathode and a light-emitting layer, thus having an improved electron injection characteristic to provide an organic electroluminescent device of an inverted structure operating at a low voltage. | 01-12-2012 |