Patent application number | Description | Published |
20090051278 | ORGANIC ELECTROLUMINESCENT DISPLAY DEVICE HAVING SCATTERING MEMBER - An organic electroluminescent display device includes: a substrate; a lower electrode; an organic electroluminescent layer; and an upper electrode, in this order, wherein the organic electroluminescent display device further comprises a scattering member on or above the upper electrode. | 02-26-2009 |
20090086131 | LIQUID CRYSTAL DISPLAY DEVICE - Disclosed is a liquid-crystal display device comprising a liquid-crystal cell comprising a liquid-crystal layer that aligns vertically to the substrate thereof in a black state, two polarizing elements that are disposed to sandwich the liquid-crystal cell therebetween in a manner that their absorption axes are perpendicular to each other, and retardation films having equivalent optical anisotropy that are disposed between each of the two polarizing elements and the liquid-crystal cell, wherein the retardation films comprise a cellulose acylate and a liquid-crystal compound, and satisfy 30 nm≦Re(550)≦80 nm, 70 nm≦Rth(550)≦140 nm, Re(450)/Re(550)<1 and Re(650)/Re(550)>1. | 04-02-2009 |
20090091695 | OPTICAL COMPENSATION FILM, POLARIZING PLATE, AND LIQUID CRYSTAL DISPLAY DEVICE - Disclosed is an optical compensation film comprising an optically-anisotropic layer and at least one optically-isotropic layer adjacent to the optically-anisotropic layer and having a refractive index that differs from the mean refractive index of the optically-anisotropic layer. | 04-09-2009 |
20090207355 | LIQUID-CRYSTAL DISPLAY DEVICE - A liquid-crystal display device comprising a liquid-crystal cell having a liquid-crystal layer that aligns vertically to the substrate thereof in the black state, first and second polarizing elements that are disposed to sandwich the liquid-crystal cell therebetween in a manner that their absorption axes are perpendicular to each other, an optically-biaxial retardation film A disposed between the first polarizing element and the liquid-crystal cell, and an optically-biaxial retardation film B disposed between the second polarizing element and the liquid-crystal cell, wherein the retardation films A and B differ from each other in the optical anisotropy, is disclosed. | 08-20-2009 |
20090246489 | OPTICAL FILM, PROCESS OF PRODUCING THE SAME, AND POLARIZING PLATE AND IMAGE DISPLAYING DEVICE EMPLOYING THE SAME - An optical film comprising a first domain of a polymer composition and a second domain disposed inside the first domain, wherein the second domain is a bubble having a morphology anisotropy, and the mean alignment direction of the main chain of the polymer molecule in the first domain differs from the mean direction of the major axis of the second domain, is capable of contributing toward display performance unification and body thickness reduction of an image display device. | 10-01-2009 |
20100020273 | POLYMER FILM, POLARIZING PLATE, AND LIQUID CRYSTAL DISPLAY - A polymer film stretched after formed by solution casting, of which the wavelength dispersion of the refractivity anisotropy and/or the refractivity anisotropy differ between two surfaces of the film is disclosed. | 01-28-2010 |
20110075080 | RETARDATION FILM, METHOD OF PRODUCING THE RETARDATION FILM, AND POLARIZING PLATE AND LIQUID-CRYSTAL DISPLAY DEVICE HAVING THE SAME - Disclosed is a retardation film comprising, as laminated in the thickness direction thereof, at least two layers of an optically anisotropic layer A containing at least one refractivity-anisotropic substance and a polymer A and an optically anisotropic layer B containing at least one refractivity-anisotropic substance in a ratio smaller than that in the optically anisotropic layer A, or not containing a refractivity-anisotropic substance, and containing a polymer B of which the main ingredient is the same as that of the polymer A, wherein the Nz factor of the optically anisotropic layers A and B intermittently differs in the thickness direction of the film. | 03-31-2011 |
20130234349 | Optical Film, Process of Producing the Same, and Polarizing Plate and Image Displaying Device Employing the Same - An optical film comprising a first domain of a polymer composition and a second domain disposed inside the first domain, wherein the second domain is a bubble having a morphology anisotropy, and the mean alignment direction of the main chain of the polymer molecule in the first domain differs from the mean direction of the major axis of the second domain, is capable of contributing toward display performance unification and body thickness reduction of an image display device. | 09-12-2013 |