Patent application number | Description | Published |
20090066887 | Polymer Film, Polarizing Plate Protective Film, Polarizing Plate and Liquid Crystal Display Device - A polymer film satisfying the following formulae (1) to (3): | 03-12-2009 |
20090128747 | Method for Producing Cellulose Acylate Film, Polarizing Plate and Liquid Crystal Display - A method for producing a cellulose acylate film is provided and includes the steps of: a stretching step of stretching a film; and a shrinking step of shrinking the film | 05-21-2009 |
20090135344 | POLYMER FILM, CYCLIC POLYOLEFIN FILM, METHOD FOR MANUFACTURING THE SAME, OPTICAL COMPENSATION FILM, POLARIZER AND LIQUID CRYSTAL DISPLAY DEVICE - A polymer film, wherein when any point in the polymer film is taken as a center, a maximum difference between high and low film thicknesses within a range of 60 mm diameter is not more than 1 μm, an RMS value of a film thickness is 0 μm to 0.15 μm or a difference between maximum and minimum values of slow axis angle in any 60 mm×60 mm square in the polymer film is 0° to 0.40°; and a solution casting film-forming method comprising: casting a dope on a support; peeling the casted film, wherein a dry wind of 3 m/s to 15 m/s is applied to the casted film within 15 seconds from the casting, and wherein before the dry wind is applied to the casted film, an air floating on a surface of the casted film has a wind velocity of less than 3 m/s. | 05-28-2009 |
20110001908 | LIQUID-CRYSTAL DISPLAY DEVICE - A liquid-crystal display device comprising a liquid-crystal cell, a first polarizing element and a second polarizing element disposed on either side of the liquid-crystal cell respectively, a first retardation layer between the first polarizing element and the liquid-crystal cell, and a second retardation layer between the second polarizing element and the liquid-crystal cell, wherein a transmission axis of the first polarizing element is perpendicular to the slow axis of the first retardation layer; and a transmission axis of the second polarizing element is parallel to the slow axis of the second retardation layer; and the first retardation layer and the second retardation layer satisfy the formula (1) 0 nm<ΔRe | 01-06-2011 |
20120092594 | OPTICAL FILM AND LIQUID CRYSTAL DISPLAY DEVICE - An optical film contains a cellulose acylate film, and at least two layers of an optically anisotropic layer A and an optically anisotropic layer B, wherein the cellulose acylate film satisfies the specific formulae, Re(548) of the optically anisotropic layer A is from 80 to 190 nm and the slow axis of the optically anisotropic layer A is at 45°±10° with respect to the film conveying direction, and the optically anisotropic layer B satisfies the specific formulae. | 04-19-2012 |
20120229738 | LIQUID CRYSTAL DISPLAY DEVICE - Disclosed is a liquid crystal display device, wherein u′ | 09-13-2012 |
20120249933 | CELLULOSE ACYLATE FILM, ITS PRODUCTION METHOD, POLARIZER AND LIQUID CRYSTAL DISPLAY DEVICE - A cellulose acylate film containing a cellulose acylate having a total degree of substitution of from 1.5 to 2.6 and a polycondensate ester, satisfying 3.4≦Rth(550)/d, 40 nm≦Re(550)≦60 nm and 100 nm≦Rth(550)≦300 nm, having a film thickness of from 20 to 45 μm and having an internal haze of from 0.005 to 0.07% (d means the film thickness (μm)). | 10-04-2012 |
20120262651 | LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal display device comprising a liquid crystal cell and a polarizer arranged on at least one outer side of the liquid crystal cell, wherein the liquid crystal cell includes a pair of substrates at least one of which has an electrode and which are arranged oppositely to each other, and a liquid crystal layer sandwiched between the substrates, and at least one substrate includes at least three color pixels of B, G and R satisfying the following formula (1-1), and the polarizer includes a polarizing element and a film satisfying the following formula (1-2) and containing an optically-anisotropic layer: | 10-18-2012 |
20130068133 | CELLULOSE ESTER FILM, POLARIZING PLATE AND LIQUID CRYSTAL DISPLAY DEVICE - A cellulose ester film includes at least one polyester; and a cellulose ester having a degree of substitution of 2.0 to 2.6. A weight average molecular weight of the polyester is 1,500 or less, and a ratio of components having a molecular weight of 500 or less in the polyester is less than 8%. | 03-21-2013 |
20130083274 | CELLULOSE ACYLATE LAMINATE FILM AND ITS PRODUCTION METHOD, POLARIZER AND LIQUID-CRYSTAL DISPLAY DEVICE - A cellulose acylate laminate film containing a skin B layer that contains a cellulose acetate satisfying 2.50≦Z2<3.00 (Z2 means a total degree of acyl substitution) and a core layer that is thicker than the skin B layer and contains a cellulose acylate satisfying 2.0004-04-2013 | |