Abstract: A film forming mask includes a plurality of first openings that are formed on the film-forming mask to form a thin film pattern on a substrate. A second opening includes a plurality of second openings that corresponds and is aligned along a side of at least one of the plurality of first openings. An opening area of the second opening is smaller than an opening area of each of the plurality of first openings.

Abstract: An organic EL display device includes an organic EL element disposed on a flattening film, and a sealing film disposed over the organic EL element, a display region, and a frame region disposed around the display region. The frame region includes a plurality of mask spacers. The flattening film has a recess disposed between the display region and the mask spacers adjacent to the display region. The recess is filled with an organic film.

Abstract: Each of lead wiring lines that constitutes a TFT layer and is provided to extend parallel to each other in a frame region extends to intersect with a perimeter edge surface of a first organic film that constitutes the TFT layer and is provided on each of the lead wiring lines. A second organic film is provided to cover a lower portion of the perimeter edge surface of the first organic film and each of the lead wiring lines on a side of the perimeter edge surface of the first organic film, the lead wiring lines extending from the perimeter edge surface of the first organic film.

Abstract: A display wiring line provided on a resin substrate layer, a flattening film covering the display wiring line, and an organic EL element provided on the flattening film are provided. The display wiring line includes first to third conductive layers layered sequentially from the resin substrate layer side. In the display wiring line, the second conductive layer is formed with a width smaller than a width of each of the first conductive layer and the third conductive layer, and a portion of a perimeter edge surface corresponding to the second conductive layer includes a recessed portion, and a resin cover covering a perimeter edge surface of the second conductive layer is provided in the recessed portion in a portion of the display wiring line exposed from the flattening film.

Abstract: A display device includes a sealing layer including a lower insulating film, an organic insulating film including an ink material cured, and an upper insulating film. The lower insulating film includes a first lower insulating film and a second lower insulating film layered on the first lower insulating film and having a higher lyophilicity with respect to the ink material than a lyophilicity of the first lower insulating film. The first lower insulating film is exposed from the second lower insulating film between a first bank and a second bank in a plan view and an end portion of the exposed first lower insulating film is provided on a side opposite to a display region with respect to the second bank, and an end portion of the second lower insulating film is provided between the first bank and the second bank in a plan view.

Abstract: An organic EL display device is provided with an eaves body that includes a protruding portion outside a display region on a TFT substrate, along an edge portion on which a first inorganic layer and a second inorganic layer of a sealing film are provided. The first inorganic layer and the second inorganic layer cover the protruding portion and are split apart below the protruding portion facing a wall surface of the eaves body.

Abstract: An organic EL display device includes an organic EL element disposed on a flattening film, and a sealing film disposed over the organic EL element, a display region, and a frame region disposed around the display region. The frame region includes a plurality of mask spacers. The flattening film has a recess disposed between the display region and the mask spacers adjacent to the display region. The recess is filled with an organic film.

Abstract: A display wiring line provided on a resin substrate layer, a flattening film covering the display wiring line, and an organic EL element provided on the flattening film are provided. The display wiring line includes first to third conductive layers layered sequentially from the resin substrate layer side. In the display wiring line, the second conductive layer is formed with a width smaller than a width of each of the first conductive layer and the third conductive layer, and a portion of a perimeter edge surface corresponding to the second conductive layer includes a recessed portion, and a resin cover covering a perimeter edge surface of the second conductive layer is provided in the recessed portion in a portion of the display wiring line exposed from the flattening film.

Abstract: In a A film forming mask includes a plurality of first openings are formed on the film-forming a thin film pattern on a substrate. A second opening is formed around each of the plurality of first openings An opening area of the second opening is smaller than an opening area of each of the plurality of first openings.

Abstract: A method for manufacturing a display device, includes: forming a thin film transistor layer; forming a light-emitting element layer; and forming a sealing layer, wherein the display device includes: a display region; and a frame region being a non-display region formed on an outer side of the display region, during forming the thin film transistor layer, a mask spacer is formed on an outer side of a cutting surface corresponding to an end face of the frame region, the mask spacer on which a deposition mask is placed, during forming the sealing layer, at least one inorganic film is formed through use of the deposition mask, and the at least one inorganic film covers the display region, and is formed on an inner side of the cutting surface.

Abstract: Each of lead wiring lines that constitutes a TFT layer and is provided to extend parallel to each other in a frame region extends to intersect with a perimeter edge surface of a first organic film that constitutes the TFT layer and is provided on each of the lead wiring lines. A second organic film is provided to cover a lower portion of the perimeter edge surface of the first organic film and each of the lead wiring lines on a side of the perimeter edge surface of the first organic film, the lead wiring lines extending from the perimeter edge surface of the first organic film.

Abstract: A bank (BK1b) and a bank (BK1a) having a height less than a height of the bank (BK1b) are intermittently provided on a bank (BK1) covering a peripheral portion of each first electrode (21) of a light emitting element.

Abstract: The organic EL display device includes a third organic insulating film pattern portion, which includes a groove on an upper surface thereof, between a display region and at least part of an edge portion of a TFT substrate. A first inorganic layer and a second inorganic layer of a sealing film cover the third organic insulating film pattern portion and at least part of the edge portion in a plan view, and are split apart in the groove.

Abstract: A method of manufacturing a display device includes a step of forming a first inorganic film constituting a sealing film and a step of forming an organic film constituting the sealing film. Between these steps, the method further includes a foreign matter inspection step of inspecting a substrate surface on which the first inorganic film has been formed and identifying the location of a foreign matter adhering to the substrate surface, and a partial ejection step of using an ink-jet method to eject ink to be formed a part of the organic film at the location of the foreign matter on the substrate surface identified in the foreign matter inspection step.

Abstract: An organic EL display device is provided with an eaves body that includes a protruding portion outside a display region on a TFT substrate, along an edge portion on which a first inorganic layer and a second inorganic layer of a sealing film are provided. The first inorganic layer and the second inorganic layer cover the protruding portion and are split apart below the protruding portion facing a wall surface of the eaves body.

Abstract: A method of manufacturing a display device includes a step of forming a first inorganic film constituting a sealing film and a step of forming an organic film constituting the sealing film. Between these steps, the method further includes a foreign matter inspection step of inspecting a substrate surface on which the first inorganic film has been formed and identifying the location of a foreign matter adhering to the substrate surface, and a partial ejection step of using an ink-jet method to eject ink to be formed a part of the organic film at the location of the foreign matter on the substrate surface identified in the foreign matter inspection step.

Abstract: A sheet portion and a first projection are included. The sheet portion has a sheet shape and includes one or more mask openings. The first projection is provided on a surface of the sheet portion the surface is configured to face a substrate, and the first projection has a frame shape and is formed along an edge of at least one of the one or more mask openings. With this configuration, thin films having dimensions conforming to the design dimensions and preventing blurring are formed over the substrate.

Abstract: A substrate mounting portion includes a low temperature portion whose temperature is adjusted to an atmospheric temperature or lower at a position corresponding to a frame-shaped bank surrounding a pixel formation region of a substrate. An edge width of a sealing layer is narrowed with this configuration.

Abstract: A bank (BK1b) and a bank (BK1a) having a height less than a height of the bank (BK1b) are intermittently provided on a bank (BK1) covering a peripheral portion of each first electrode (21) of a light emitting element.

Abstract: In a sealing film in which a first inorganic film, an organic film, and a second inorganic film are layered in that order, a high-wettability region having a relatively high wettability with respect to droplets configured to become the organic film, and a low-wettability region having a relatively low wettability with respect to the droplets, are arranged in an alternating manner on an organic film side surface of the first inorganic film.