Patent application number | Description | Published |
20080204849 | Display Element - This invention provides a display element that has a simple member construction, can be driven at a low voltage, has high display contrast and white display reflectance, and has reduced unevenness in images. The display element comprises opposed electrodes and an electrolyte containing silver or a compound containing silver in its chemical structure and a porous white scattered material provided between the opposed electrodes. The opposed electrodes are driven and operated so that silver is dissolved and precipitated. The display element is characterized in that the porous white scattered material is formed by coating an intimate water mixture containing titanium oxide, an aqueous polymer for binding the titanium oxide, and a thickening polysaccharide onto at least one of the opposed electrodes, and then drying the coating. | 08-28-2008 |
20090027757 | ELECTROCHROMIC DISPLAY ELEMENT AND FULL-COLOR ELECTROCHROMIC DISPLAY ELEMENT - An electrochromic display element includes a pair of counter electrodes having therebetween an electrochromic compound represented by Formula (1), wherein the electrochromic compound becomes colored when being oxidized and becomes colorless when being reduced by a driving operation of the electrodes: | 01-29-2009 |
20090091234 | ROOM TEMPERATURE MOLTEN SALT AND DISPLAY ELEMENT - A salt molten at room temperature that does not contain any organic solvent, excelling in stability; and a display device that is improved in the durability in high-temperature environment by virtue of the use thereof. There is provided a salt molten at room temperature characterized by being composed of a silver salt and any of compounds of the following general formula (I) or general formula (II). | 04-09-2009 |
20090103169 | DISPLAY ELEMENT - Provided is a display element which is drivable with simple components and at a relatively low voltage and exhibits high display contrast, enhanced white display reflectance, superior response speed and reduced image unevenness. The display element includes opposing electrodes having therebetween an electrolyte containing silver or a compound having silver in the chemical structure, wherein the opposing electrodes are driven by a drive circuit disposed for each of pixels so that the silver is dissolved and deposited and the opposing electrodes are provided on a plane separate from the drive circuit. | 04-23-2009 |
20090180170 | DISPLAY ELEMENT AND PRODUCTION METHOD THEREOF - A display element that excels in electrode durability. This display element is one having opposed electrodes and, interposed therebetween, an electrolyte containing either silver or a compound containing silver in its chemical structure, the opposed electrodes driven and operated so as to induce dissolution and precipitation of silver, characterized in that of the opposed electrodes, the electrode at a face not lying on an image observation side, after hermetic charging of the electrolyte, is plated with silver with the use of the electrolyte as a silver plating solution. | 07-16-2009 |
20090201239 | DISPLAY ELEMENT - A display element in which a tone variation in halftone color is reduced at the time of repetitive driving. The display element contains electrolyte which contains silver between counter electrodes or contains a compound including silver in the chemical structure, and performs drive operation of the counter electrodes to cause dissolution deposition of silver. The display element is characterized by satisfying a relation A | 08-13-2009 |
20090243462 | DISPLAY ELEMENT - This invention provides a display element having a reduced white color tone variation during repeated drive. This display element contains an electrolyte between opposed electrodes. The electrolyte contains silver or a compound containing silver in its chemical structure. The opposed electrodes are driven so that silver is dissolved and precipitated. The display element is characterized in that the electrolyte contains a compound represented by general formula (A) and a compound represented by general formula (1) or (2). | 10-01-2009 |
20090316249 | ELECTROCHROMIC DISPLAY DEVICE - The present invention provides an electrochromic display device which can realize a reduction in color drift in storing images and has excellent memory properties. The electrochromic display device is an active matrix drive-type electrochromic display device containing opposed electrodes, at least one type of a porous layer containing titanium oxide with an electrochromic dye adsorbed thereon, and at least one type of a porous layer containing tin oxide. The active matrix drive-type electrochromic display device is characterized in that the tin oxide-containing porous layer is connected to a pixel circuit used in active matrix drive through one of the opposed electrodes. | 12-24-2009 |
20100091352 | DISPLAY ELEMENT AND DRIVING METHOD THEREOF - This invention provides a novel electrochemical display element, which can realize bright white display, high-contrast black and white display, and full-color display by a simple member construction, and a method for driving the display element. The display element is characterized in that it comprises opposed electrodes, and an electrolyte, an electrochromic compound, a metal salt compound, and a white scattering material between the opposed electrodes, and multicolor display of three or more colors is carried out by black display, white display, and display of color other than black by driving the opposed electrodes by taking advantage of 1) a color change as a result of oxidation and reduction reactions of the electrochromic compound, and 2) a color change as a result of reduction precipitation and oxidation dissolution of a metallic element contained in the metal salt compound in at least one of the opposed electrodes. | 04-15-2010 |
20100091353 | DISPLAY ELEMENT AND METHOD OF DRIVING THE SAME - Provided is a novel electrochemical display element which performs bright white display, high contrast black/white display and full-color display with a simple member configuration. A method for driving such display element is also provided. The display element contains an electrochromic compound, which is colored or has its color disappear due to oxidation or reduction, a metallic salt compound, an electrolyte and a white scattered material, between opposing electrodes. The display element substantially performs multiple color display of three colors or more, i.e., black display, white display and colored display other than black, by driving operation of the opposing electrodes. | 04-15-2010 |
20100165444 | DISPLAY ELEMENT - The present invention provides a display element which can be driven at a low voltage in a simple member construction, provides high display contrast, and gives a white impression to a viewer while suppressing white reflectance. The display element comprises an electrolyte containing silver or a compound containing silver in its chemical structure between opposed electrodes to be driven so as to cause dissolution and precipitation of silver, and comprises a color tone-adjusting layer, a transparent electrode and an electrolyte layer being provided in that order as viewed from a viewing direction of the element. | 07-01-2010 |
20100166946 | METHOD OF MANUFACTURING DISPLAY ELEMENT - Disclosed is a method of manufacturing an electrochromic display element having improved durability. Specifically disclosed is a method of manufacturing a display element containing opposed electrodes and a porous layer which is arranged between the opposed electrodes and containing a metal oxide and an electrochromic dye supported on the metal oxide. The method contains the step of applying plural kinds of inks to the porous layer by an inkjet apparatus, wherein the inks are capable of uniformizing the amount of the electrochromic dye supported on the porous layer containing the metal oxide in one pixel of the display element. | 07-01-2010 |
20100315391 | METHOD OF DRIVING DISPLAY ELEMENT - Provided is a method of driving a display element in which color tone variation of white during repeated drive has been reduced. Also disclosed is a method of driving a display element in which an electrolyte comprising silver or a compound containing silver in a chemical structure thereof is contained between facing electrodes, comprising the step of applying a driving operation to the facing electrodes so as to induce dissolution and deposition of silver, wherein an impression necessary for displaying black color is the impression of a pulse applied to the facing electrodes, satisfying the following Expression (1). Expression (1) 1/100≦TBP/TW≦ | 12-16-2010 |
20110058244 | ELECTROCHROMIC DISPLAY ELEMENT - Disclosed is an electrochromic display element which is capable of forming a full color display of high quality by a simple display element structure without performing complicated operations. The electrochromic display element is characterized by comprising a plurality of electrolyte layers and containing a redox active compound which is contained in at least one of the electrolyte layers and substantially immiscible with an adjacent electrolyte layer. | 03-10-2011 |
20130107355 | NEAR-INFRARED REFLECTING FILM AND NEAR-INFRARED REFLECTING BODY PROVIDED WITH SAME | 05-02-2013 |