Abstract: The present invention relates to a method for producing a protein fiber, including a step of bringing a protein raw fiber containing a protein into contact with water vapor in a storing chamber in which a temperature is adjusted within a range of less than 120° C. to perform heat treatment of the protein raw fiber.

Abstract: A method for estimating a lifetime of an organic EL element comprising a pair of electrodes and an organic layer, comprises: a step of acquiring degradation data of characteristics of the element when a current density applied to the element and/or an atmosphere temperature of the element are/is changed; a step of calculating a fitting function of the degradation data and extracting a degradation parameter characterizing a degradation in the characteristics at the applied current density and/or the atmosphere temperature from the fitting function; a step of calculating a temperature dependence of the degradation parameter based on a temperature rise value of the organic layer upon light emission at the applied current density and/or the atmosphere temperature and setting a lifetime estimation formula of the element; and a step of estimating the lifetime of the organic EL element based on the lifetime estimation formula.

Abstract: On or above a substrate, a first electrode layer and a connection wiring connected to the first electrode layer are provided. On or above the first electrode layer, an organic function layer made of an organic material and a second electrode layer are deposited so as to construct an organic EL element. A sealing layer is provided to cover the organic EL element and the connection wiring. The connection wiring includes a fuse part to cause a break resulting from an overcurrent. The fuse part has an upper surface in contact with a gap layer.

Abstract: A production process for making an electronic circuit substrate comprising: a patterning step of forming a respectively anodically oxidizable conductor pattern and distribution pattern connected to the conductor pattern on a substrate; and an anodic oxidation step of generating an oxide film from the conductor pattern and the distribution pattern by contacting an electrolyte solution with the conductor pattern and the distribution pattern and carrying out anodic oxidation while applying current thereto, the patterns serving as anodes, wherein the width or film thickness of the distribution pattern is at least partially set so that an insulator portion is formed in the anodic oxidation step in which an oxide film formed on one of the side walls of the distribution pattern is integrated with an oxide film formed on the other side wall.

Abstract: [Problems] To provide an organic EL element capable of preventing an electrical short circuit even when a leakage current occurs and a manufacturing method thereof. [Solving Means] The organic EL element has an arrangement in which an inorganic seal film (7) seals a stacked structure including a first electrode (3), an organic EL layer (4), a second electrode (5), and a low-temperature sublimation layer (6) stacked in order over a substrate (2). The layer (6) is formed of amaterial which sublimes at a temperature lower than the melting point of the second electrode. With such an arrangement, when a leakage current occurs to generate heat locally in the second electrode, the low-temperature sublimation layer (6) sublimes to form a void into which the second electrode (5) extends to be an opened state. As a result, an electric short circuit can be prevented.

Abstract: An organic electroluminescent device is provided which includes a plurality of electrodes stacked on a substrate, at least one of the electrodes being transparent, an organic electroluminescent layer that is layered between the plurality of electrodes and emits light by an electric field generated between the plurality of electrodes and by applied voltage, and a light-masking sealing layer that covers the plurality of electrodes and the organic electroluminescent layer and has a transmissivity that is at least lower than that of the organic electroluminescent layer with a certain wavelength range.

Abstract: An organic electroluminescence element has an anode, a hole transport layer, a light emitting layer made of organic compounds, an electron transport layer and a cathode. The light emitting layer comprises an organic host material having an electron transport capability and an organic guest material of phosphorescent material. An ionization potential energy of the organic host material is higher than that of the hole transport layer. The difference in the ionization potential energy between the organic host material of the light emitting layer and the hole transport layer is in a range from 0.4 eV to 0.8 eV.

Abstract: A production method of a transfer body with an organic film thermal-transferred thereon, which can be preferably inhibit the mass transfer from occurring, is provided. After a convex structure 1 which is a step structure which is formed around an outer edge of a position of a thermal transfer receptor on a surface of a substrate 10 and higher than an outer edge of the position of thermal transfer receptor is disposed, with a donor sheet 200 which is an organic film-forming body on a surface of which a hole injection layer 162 is formed, light energy due to laser 210 is coverted into thermal energy, to thermal-transfer the hole injection layer 162 from a surface of the donor sheet 200 on a surface of the substrate 10, to produce a transfer body with an organic film thermal-transferred thereon.

Abstract: An organic EL device of top emission type having a structure of a transparent conductive layer on a metal reflecting layer, and particularly an organic EL device having a high luminance with the stability capable of maintaining the high luminance over the long period of time is provided. The organic EL device includes a metal electrode layer serving as a metal reflecting film, a transparent conductive layer, an organic functional layer having an organic EL layer, and a transparent electrode layer which are successively laminated on a substrate, and a formation area of the metal electrode layer resides inside a protection area where the transparent conductive layer is formed on the substrate.

Abstract: A production process for making an electronic circuit substrate comprising: a patterning step of forming a respectively anodically oxidizable conductor pattern and distribution pattern connected to the conductor pattern on a substrate; and an anodic oxidation step of generating an oxide film from the conductor pattern and the distribution pattern by contacting an electrolyte solution with the conductor pattern and the distribution pattern and carrying out anodic oxidation while applying current thereto, the patterns serving as anodes, wherein the width or film thickness of the distribution pattern is at least partially set so that an insulator portion is formed in the anodic oxidation step in which an oxide film formed on one of the side walls of the distribution pattern is integrated with an oxide film formed on the other side wall.

Abstract: A layered wiring line of silver or silver alloy includes a silver or silver alloy conductor layer including silver or silver alloy; and a protective conductor layer layered on and covering the silver or silver alloy conductor layer. A method for forming the layered wiring line includes steps of: layering the silver or silver alloy conductor layer and the protective conductor layer on a substrate in turn; making the protective conductor layer in contact with a liquid etchant common to the silver or silver alloy conductor layer and the protective conductor layer by a predetermined pattern. The protective conductor layer has a thickness satisfying a relationship in that a ratio of (the protective conductor layer's thickness)/(the silver or silver alloy conductor layer's thickness) is less than that of (a solution velocity of the protective conductor layer in the liquid etchant)/(a solution velocity of the silver or silver alloy conductor layer in the liquid etchant).

Abstract: An organic electroluminescence display panel comprises: a plurality of organic electroluminescence devices, each of which comprises first and second display electrodes and an organic functional layer sandwiched and stacked between the first and second display electrodes, the organic functional layer including at least a light emitting layer comprising a single organic compound layer; and a substrate supporting the plurality of organic electroluminescence devices. At least one of the first and second display electrodes comprises a common layer formed in common with the plurality of organic electroluminescence devices. The common layer comprises a low resistance region corresponding to the organic electroluminescence device and a high resistance region connected to the low resistance region and having a higher resistivity than the low resistance region.

Abstract: In order to prevent shorts between anode and cathode by dielectric breakdown in an organic EL element, the organic EL layer includes a leak prevention layer that takes on a high resistance when its temperature is increased.

Abstract: A light emission display panel has a substrate, a plurality of first electrodes on the substrate, a light emission layer on the first electrodes, and a plurality of second electrodes. Each of the second electrodes has a form of a strip film in which partially overlapped portions are provided.

Abstract: A light emission display panel has a substrate, a plurality of first electrodes on the substrate, a light emission layer on the first electrodes, and a plurality of second electrodes. Each of the second electrodes has a form of a strip film in which partially overlapped portions are provided.

Abstract: An organic EL cell for preventing moisture that deteriorates the light-emitting characteristics of the organic EL cell including a substrate, a laminate structure formed on the substrate, wherein the laminate structure includes at least an anode, an organic light emitting layer, and a cathode, a first sealing film formed on the laminate structure, and a second sealing film formed on the first sealing film.

Abstract: A light emitting element capable of suppressing the deterioration of an organic thin film layer as light emitting layers is provided. The light emitting element comprises a light emitting body emitting light by impressing voltage and a rectifier connected in series with the light emitting body, the light emitting body contains the NPB thin film layer, and the rectifier has the NPB thin film layer.

Abstract: The present invention relates to an organic EL light emitting element that can suppress deterioration of a light emitting layer and can provide a high light-emission intensity. This organic EL light emitting element includes a light emitting part and a rectifier part connected in series to the light emitting part. Both of the light emitting and rectifier parts include organic thin layers. The electrostatic capacity of the rectifier part is smaller than that of the light emitting part.

Abstract: A luminescent display device comprises a resin substrate having one and another surfaces, and a transparent electrode, a metal auxiliary electrode disposed to be conductive to the transparent electrode and a luminescent layer composed of an organic compound so that the transparent electrode, the auxiliary electrode and the luminescent layer are laminated in form of layers on the one surface of the resin substrate. The auxiliary electrode has a total stress of {(inner stress)×(film thickness thereof)} of not more than 1.3×105 dyn/cm.

Abstract: A light emission display panel has a substrate, a plurality of first electrodes on the substrate, a light emission layer on the first electrodes, and a plurality of second electrodes. Each of the second electrodes has a form of a strip film in which partially overlapped portions are provided.