Patent application number | Description | Published |
20080290339 | ORGANIC TRANSISTOR, METHOD OF FORMING ORGANIC TRANSISTOR AND ORGANIC EL DISPLAY WITH ORGANIC TRANSISTOR - The present invention is directed to manufacturing an organic transistor with an organic semiconductor film formed by a coating method, without involving a process of forming a rib for forming the organic semiconductor film. To be more specific, the organic transistor of the present invention includes: (1) a source electrode part and a drain electrode part which are formed on a substrate; (2) rib selectively formed on part of the source electrode part and the drain electrode part; (3) an organic semiconductor film placed in the region defined by the ribs and connecting the source electrode part and the drain electrode part; and (4) a gate electrode formed on the organic semiconductor film through a gate insulating film. The organic transistor of the present invention is characterized in that there is a gap between the rib formed on the source electrode part and the rib formed on the drain electrode part. | 11-27-2008 |
20090272999 | ORGANIC ELEMENT AND MANUFACTURING METHOD THEREOF - An organic EL display panel having a functional layer with a uniform film thickness is provided. The organic EL display panel of the present invention contains an anode electrode set on a substrate; line-state banks set on the substrate on which the anode electrode is set and defining a line-state region; a hole transport layers arranged in matrix state on the substrate, the hole transport layer being set in the line-state region; a line-state interlayer set in the line-state region; a line-state organic EL layer set in the line-state region; and a cathode electrode provided on the organic EL layer, and the bank contains a fluorine resin. | 11-05-2009 |
20090284146 | ORGANIC EL ELEMENT AND MANUFACTURING METHOD THEREOF - An organic EL display panel having a functional layer with a uniform film thickness is provided. The organic EL display panel of the present invention contains anode electrodes set on the substrate; organic EL layers set on the anode electrodes; line-state banks defining the organic EL layers in a line-state region; second banks defining two or more regions in the line-state region. The line-state banks and the second banks contain a fluorine resin, a fluorine concentration of the fluorine resin gradually changes along a thickness direction of each of the line-state bank and the second bank, and the fluorine concentration at a top of each of the line-state bank and the second bank is higher than the fluorine concentration at a bottom surface of each of the line-state bank and the second bank. | 11-19-2009 |
20100181559 | ORGANIC EL DISPLAY PANEL AND MANUFACTURING METHOD THEREOF - Disclosed is an organic EL display panel which includes: a substrate; a linear first bank which is disposed over the substrate and defines a linear region; a second bank which defines two or more pixel regions arranged in the linear region; a pixel electrode disposed in the pixel region; a linear organic layer which is formed by coating method in the linear region over the pixel electrode and second bank; and a counter electrode over the organic layer, wherein the first bank is larger in height than the second bank, the first and second banks are made of resin, anisole contact angle at the top of the first bank is 30-60°, and anisole contact angle at the top of the second bank is 5-30°. | 07-22-2010 |
20100213827 | ORGANIC EL DEVICE, ORGANIC EL DISPLAY PANEL, AND METHOD FOR MANUFACTURING THE ORGANIC EL DEVICE - Disclosed is an organic EL device which comprises an organic light-emitting layer having a uniform thickness even though the organic light-emitting layer is formed by a coating method. Specifically disclosed is an organic EL device comprising a substrate, an anode arranged on the substrate, an organic light-emitting layer arranged on the anode, and a bank defining an arrangement region for the organic light-emitting layer. A groove is formed on the upper surface of the bank, and the outer or inner edge of the groove defines the border of the organic light-emitting layer. | 08-26-2010 |
20100252857 | ORGANIC EL DEVICE, EL DISPLAY PANEL, METHOD FOR MANUFACTURING THE ORGANIC EL DEVICE AND METHOD FOR MANUFACTURING THE EL DISPLAY PANEL - Disclosed is a method for manufacturing an organic EL device which comprises a hole injection layer having a flat surface that is not contaminated. Specifically disclosed method for manufacturing an organic EL device, which comprises a step of forming an anode on a substrate; a step of forming a hole injection layer on the anode; a step of forming an inorganic film on the substrate and the hole injection layer; a step of forming a bank on the inorganic film in such a manner that at least a part of the inorganic film formed on the hole injection layer is exposed; a step of etching the exposed inorganic film by using the bank as a mask so that the hole injection layer is exposed therefrom; and a step of forming an organic light-emitting layer by applying an organic light-emitting material onto the exposed hole injection layer. The hole injection layer contains tungsten oxide or molybdenum oxide. | 10-07-2010 |
20100289728 | ORGANIC EL DISPLAY PANEL AND MANUFACTURING METHOD THEREOF - Provided is a technique which easily forms a bank the inner lateral surface of which has a part (lower part of the inner lateral surface) made to be lyophilic. The technique provides an organic EL display panel containing a plurality of organic EL elements in which each organic EL element comprises a substrate, an anode disposed on the substrate, an organic light emitting layer disposed on the anode, a cathode disposed on the organic light emitting layer, and a forward-tapered bank which regulates the area of the organic light emitting layer. A lyophobic organic film is disposed on the upper surface of the bank and the surface of the upper part of the tapered portion of the bank but not disposed on the surface of the lower part of the tapered portion of the bank of the organic EL element. | 11-18-2010 |
20110140596 | ORGANIC EL ELEMENT AND MANUFACTURING METHOD THEREOF - An organic EL element having a functional layer with a uniform film thickness is provided. The organic EL element of the present invention contains a substrate; an anode electrode set on the substrate; an organic EL layer set on the anode electrode; a cathode electrode set on the organic EL layer; and a bank having a forward tapered shape, which define the organic EL layer. The bank contains a fluorine resin, the fluorine concentration at a top of the bank is higher than the fluorine concentration at a bottom surface of the bank, and a height of the top of the bank from the substrate is 0.8 to 1.2 μm. | 06-16-2011 |
20110156079 | ORGANIC EL DEVICE AND METHOD FOR MANUFACTURING SAME - A manufacturing method of an organic EL device, comprising: providing a substrate on which a pixel electrode is arranged, forming a liquid repellent organic film on the substrate and the pixel electrode, radiating a light selectively to an area of the pixel electrode to be coated with an organic functional layer, to oxidize a surface of the pixel electrode, and to change the liquid repellent organic film on the area to a lyophilic organic film or to remove the liquid repellent organic film on the area, applying an ink containing an organic functional material on the area defined by the liquid repellent organic film to form the organic functional layer on the pixel electrode. | 06-30-2011 |
20110233572 | ORGANIC EL DISPLAY PANEL AND METHOD FOR MANUFACTURING SAME - Disclosed is an organic EL display panel which has: a substrate; two or more pixel electrodes arranged on the substrate; a bus electrode, which is positioned beside at least one pixel electrode and is disposed on the substrate; an organic layer which is formed on the pixel electrode by means of a coating method; two or more banks, which are disposed on the substrate and define the arrangement region of the organic layer; and a counter electrode, which is disposed on the organic layer and is connected to the bus electrode. The two or more banks include a bank disposed between the bus electrode and the pixel electrode, and a bank disposed between the pixel electrodes, and the lyophilicity of the surface of the bank disposed between the bus electrode and the pixel electrode is lower than that of the bank disposed between the pixel electrodes. | 09-29-2011 |
20120080694 | ORGANIC EL DISPLAY - Disclosed is a coated type organic EL display wherein the light extraction efficiencies of all organic light-emitting elements are improved even when the organic light-emitting elements have different organic light-emitting layers for respective emission colors. Specifically disclosed is an organic EL display which comprises a substrate, a red organic light-emitting element (R), a green organic light-emitting element (G), and a blue organic light-emitting element (B), said organic light-emitting elements being arranged on the substrate. Each of the organic light-emitting elements has a pixel electrode that is a reflective electrode, a functional layer that is formed on the pixel electrode by coating, an organic light-emitting layer that is arranged on the functional layer, a counter electrode that is a transparent electrode arranged on the organic light-emitting layer, and a tapered bank that defines the functional layer formed by coating. The amounts of the functional layers formed by coating are different among the element (R), the element (G) and the element (B), and the tapered angles of the banks defining the functional layers are different among the element (R), the element (G) and the element (B). | 04-05-2012 |
20120091888 | ORGANIC EL ELEMENT AND MANUFACTURING METHOD THEREOF - An organic EL element is provided with a substrate; an electrode set on the substrate; an organic EL layer set on the electrode; and a bank which define the organic EL layer. A lyophilicity at a top of the bank is higher than a lyophilicity at a bottom surface of the bank, and a lyophilicity of the bank gradually changes from the bottom surface of the bank to the top of the bank. | 04-19-2012 |
20120228602 | ORGANIC EL DEVICE AND METHOD FOR MANUFACTURING SAME - Disclosed is an organic EL device which comprises: a pixel electrode that is arranged on a substrate; a hole injection layer that is arranged on the pixel electrode and has a photocatalytic function; an organic functional layer that is formed on the hole injection layer by a coating method; a bank made of a fluorine-containing resin and defines the region where the organic functional layer is arranged; and a counter electrode that is arranged so as to cover the bank and the organic functional layer. Due to the photocatalytic function of the hole injection layer, the bank residuals can be removed by low-energy ultraviolet light that has a longer wavelength (300-400 nm) than conventional high-energy ultraviolet light that has a short wavelength (254 nm or 172 nm). | 09-13-2012 |
20120319090 | DEVICE, THIN FILM TRANSISTOR, METHOD FOR MANUFACTURING THE DEVICE AND METHOD FOR MANUFACTURING THE THIN FILM TRANSISTOR - A problem of the present invention is to provide a device having good characteristics and long life, wherein a functional thin film is formed in a desired region by a coating method; a thin film transistor; a method for producing the device; and a method for producing the thin film transistor. This problem can be solved by a device comprising: a substrate, a first electrode formed on the substrate, a functional thin film formed above the first electrode, and a second electrode disposed above the functional thin film, characterized by further comprising, in a region surrounding the region where the functional thin film is formed, a film containing a compound in which a group containing fluorine and a π-conjugated system are bound together by a cycloalkene structure or a cycloalkane structure. | 12-20-2012 |
20120330047 | COMPOUND - A problem of the present invention is to prevent a base layer beneath the layer to be irradiated with light from deterioration in property and a functional thin film from deterioration in property as the fine patterning of a functional film is performed with light irradiation. Means for solving the problem is a compound obtained by dimerizing with light irradiation a compound (A) containing a group that has photosensitivity and can be photodimerized and a group having lyophilicity and a compound (B) containing a group that has photosensitivity and can be photodimerized and a group having liquid-repellency. | 12-27-2012 |
20130234126 | ORGANIC EL DISPLAY PANEL AND METHOD FOR MANUFACTURING SAME - The present invention provides an organic EL display panel such that, even when a light emitting layer is formed in a line bank, generation of brightness unevenness and emission color unevenness due to application unevenness of an organic light emitting layer is suppressed, and good display quality is achieved. In the present invention, an insulation layer, which would cause application unevenness of the organic light emitting layer, is formed on the organic light emitting layer so as to cover an edge of a pixel electrode. It is possible to suppress film-shape unevenness of the organic light emitting layer, whereby provision and manufacture of an organic EL display panel which exhibits excellent display quality with reduced brightness unevenness and emission color unevenness become possible. | 09-12-2013 |
20130256648 | ORGANIC EL DISPLAY PANEL AND METHOD FOR MANUFACTURING SAME - The present invention provides an organic EL display panel, which has excellent display qualities with no luminance unevenness and emission color unevenness. The present invention provides the organic EL display panel, which has: a TFT panel having an effective light emitting region (L), which is positioned at a center portion, and a dummy region (D), which is positioned at an outer circumferential portion so as to surround the effective light emitting region (L); a plurality of light emitting elements, which are disposed in the effective light emitting region (L); and a plurality of non-light emitting elements, which are disposed in the dummy region (D). A non-light emitting element among the non-light emitting elements, said non-light emitting element being adjacent to the effective light emitting region (L), also has a dummy hole that is provided in the TFT panel. | 10-03-2013 |
20140097421 | ORGANIC EL DISPLAY - Disclosed is a coated type organic EL display wherein the light extraction efficiencies of all organic light-emitting elements are improved even when the organic light-emitting elements have different organic light-emitting layers for respective emission colors. Specifically disclosed is an organic EL display which comprises a substrate and a red organic light-emitting element (R), a green organic light-emitting element (G), and a blue organic light-emitting element (B) arranged on the substrate. Each organic light-emitting element has a pixel electrode that is a reflective electrode, a functional layer formed on the pixel electrode by coating, an organic light-emitting layer arranged on the functional layer, a counter electrode that is a transparent electrode arranged on the organic light-emitting layer, and a tapered bank that defines the functional layer formed by coating. A dimension of a bank-to-bank gap at a top of the bank differs among the R, G, and B elements. | 04-10-2014 |