Patent application number | Description | Published |
20080204643 | Transparent Polymer Film, And Optical Compensatory Film, Polarizing And Liquid Crystal Display Device Comprising The Transparent Polymer Film - A transparent polymer film satisfying Re<5, |Rth|<20, |Re(700)-Re(400)|<5, |Rth(700)-Rth(400)|<20, |Re(10%)-Re(80%)|<5, and |Rth(10%)-Rth(80%)|<15, and having a moisture permeability of at least 500 g/(m | 08-28-2008 |
20080218672 | Liquid Crystal Display Device - A novel liquid crystal display device is disclosed. The liquid crystal display device comprises a first polarizing film, a first retardation area with an Re of 70 to 330 nm and a value of Nz of not less than 0 to less than 0.5 and a slow axis perpendicular to a transmission axis of the first polarizing film; a second retardation region with an Re of not greater than 50 nm and an Rth of 10 to 140 nm; and a liquid crystal cell comprising a liquid crystal layer with a slow axis in a black state parallel to the transmission axis of the first polarizing film; and a second polarizing film in this order. | 09-11-2008 |
20090012283 | Cellulose Acylate Film and Method for Producing Same, and Retardation Film, Polarizer and Liquid Crystal Display Device Comprising the Film - A cellulose acylate film satisfying Re≧40 is produced by transporting a cellulose acylate film having a substitution degree of acyl substituted for hydroxyl group of cellulose of 2.88 or higher, and subjecting the film to heat treatment at 160° C. or higher. | 01-08-2009 |
20090053429 | CELLULOSE ACYLATE FILM AND METHOD FOR PRODUCING SAME, AND RETARDATION FILM, POLARIZER AND LIQUID CRYSTAL DISPLAY DEVICE COMPRISING THE FILM - A cellulose acylate film satisfying |Rth|/Re<0.5 is produced by transporting a cellulose acylate film satisfying the formulae (V) and (VI), and subjecting the film to heat treatment at heating temperature Tp (unit: ° C.) which satisfies the following formula (VII): | 02-26-2009 |
20090091694 | PRODUCTION METHOD FOR TRANSPARENT POLYMER FILM AND TRANSPARENT POLYMER FILM PRODUCED ACCORDING TO THE METHOD, RETARDATION FILM, POLARIZER, AND LIQUID CRYSTAL DISPLAY DEVICE - Retardation expressibility of a transparent polymer film can be easily controlled by heat treatment of the film at a temperature T (unit, ° C.) satisfying a condition of the following formula (1): | 04-09-2009 |
20090128748 | TRANSPARENT POLYMER FILM AND METHOD FOR PRODUCING IT, AND RETARDATION FILM, POLARIZER AND LIQUID CRYSTAL DISPLAY DEVICE COMPRISING THE FILM - A transparent polymer film satisfying Rth/Re<0.5, Re>0 and Rth>0, and having a moisture permeability at 40° C. and a relative humidity of 90% of at least 100 g/(m | 05-21-2009 |
20090136690 | CELLULOSE ACYLATE FILM AND METHOD FOR PRODUCING SAME, AND RETARDATION FILM, POLARIZER AND LIQUID CRYSTAL DISPLAY DEVICE COMPRISING THE FILM - A cellulous acylate film in which X-ray diffractive intensity satisfies the following Formulae (I) to (V) and in which a half-value width of the peak at 2θ | 05-28-2009 |
20090202751 | Cellulose Acylate Film And Method For Producing Same, And Retardation Film, Polarizer And Liquid Crystal Display Device Comprising The Film - A cellulous acylate film in which X-ray diffractive intensity satisfies the following Formulae (I) to (V) and in which a half-value width of the peak at 2θ | 08-13-2009 |
20090244453 | Transparent Polymer Film and Method for Producing It, and Retardation Film, Polarizer and Liquid Crystal Display Device Comprising the Film - A transparent polymer film satisfying Re≧15 and Rth≦−7.5, and having a moisture permeability at 40° C. and a relative humidity of 90% of at least 100 g/(m | 10-01-2009 |
20090280271 | Cellulose Acylate Film and Method for Producing It, and Polarizer and Liquid-Crystal Display Device Comprising It - A cellulose acylate film having a water vapor permeability at 40° C. and 90% RH of from 100 to 400 g/(m | 11-12-2009 |
20090286061 | TRANSPARENT POLYMER FILM AND METHOD FOR PRODUCING IT, OPTICAL COMPENSATORY FILM, LAMINATE FILM AND LIQUID CRYSTAL DISPLAY DEVICE - A method for producing a transparent polymer film, which comprises stretching a starting transparent polymer film by at least 10% at (Tg+50)° C. or higher wherein the starting transparent polymer film has a water vapor permeability at 40° C. and 90% RH of at least 100 g/(m | 11-19-2009 |
20110075075 | Light transmissive substrate, method of making transmissive substrate, surface light source unit, polarizing plate, and liquid crystal device - A surface light source unit includes, in the following order: a light source; a light collecting sheet having light collection portions on at least one side of the light collecting sheet; and a light transmissive substrate having a flat portion and recesses on at least one side of the light transmissive substrate. | 03-31-2011 |
20110075261 | Hard coating film, manufacturing method thereof, antireflective film, polarizing plate and image display unit - A hard coating film is provided and includes a transparent plastic substrate film, and a hard coating layer. The transparent plastic substrate film has mutually independent microscopic pits in at least one surface thereof, the microscopic pits each independently have a depth of 3 μm or below, the microscopic pits have an average length of major diameters of from 0.5 μm to 20 μm, and the number of the microscopic pits is from 25 to 3,000 per mm | 03-31-2011 |
20110076469 | Manufacturing method of optical film, optical film manufactured by the manufacturing method, and polarizing plate and image display having the optical film - A method for manufacturing an optical film is provided and includes a process of casting two or more dopes containing at least a polymer and a solvent on a base material at the same time, and a process of eliminating the solvent. One dope is a dope (Db) previously containing a dispersed phase at the time of casting or forming a phase-separated dispersed phase in the process of eliminating the solvent. The main component of the solvents constituting the dispersed phase of the dope (Db) is a solvent in which the polymer is substantially insoluble. The dope (Db) is cast to form a contiguous lower layer to a layer on the farthest side from the base material or a layer nearer to the base material than the contiguous lower layer. One different dope (Db) is a dope (Do) not substantially containing a dispersed phase that is phase-separated at the time of casting or in the process of eliminating the solvent, and the dope (Do) not substantially containing a dispersed phase is cast to form a layer on the farthest side from the base material. | 03-31-2011 |
20110194051 | TRANSPARENT POLYMER FILM AND METHOD FOR PRODUCING IT, AND RETARDATION FILM, POLARIZER AND LIQUID CRYSTAL DISPLAY DEVICE COMPRISING THE FILM - A transparent polymer film satisfying Rth/Re≧−0.39, Re>0 and Rth<0 and having a moisture permeability of 100-2000 g/(m | 08-11-2011 |
20120018685 | Optical film, retardation film, polarizing plate, and liquid crystal display device - An optical film contains a cellulose ester and more than 30% by mass, relative to the cellulose ester, of a condensation product of at least one polyhydric alcohol having an average of 2.01 or more carbon atoms and at least one polybasic acid having an average of 4.10 or more carbon atoms, and at least one of the at least one polyhydric alcohol contains at least three carbon atoms bonded together without being interrupted by any other atom. | 01-26-2012 |
20120147304 | LIQUID CRYSTAL DISPLAY DEVICE, METHOD FOR MANUFACTURING THE SAME, AND IMAGE DISPLAY DEVICE - There is provided a liquid crystal display device that diminishes flickers caused by crosstalk of a three-dimensional image (an overlap of images) or reflection of external light. A liquid crystal display device includes a pair of substrates, at least one of the pair of substrates having an electrode and the pair of substrates being placed opposite each other, and a first polarizing plate placed on a light source side and a second polarizing plate placed on a view side with the liquid crystal layer sandwiched therebetween, in which a protective film on the view side of the second polarizing plate includes a transparent support satisfying 0≦|Re(550)|≦10 and an optically anisotropic layer having a λ/4 function, and Rth of the protective film on the view side of the second polarizing plate is |Rth|≦20. | 06-14-2012 |
20120231217 | OPTICAL FILM, PHASE DIFFERENCE FILM, POLARIZING PLATE AND LIQUID CRYSTAL DISPLAY DEVICE - An optical film, including: an additive; a wax component; and a cellulose ester, wherein the optical film satisfies the following equations (1) and (2): Equation (1): |ΔC/Ct|≧0.1×(Ct/d−0.3) and Equation (2): Ct/d≧0.375; wherein Ct represents a total content of the additive whose unit is % by mass, d represents a film thickness whose unit is μm, and ΔC is represented by Ct−Cs; wherein Cs represents a surface content of the additive in at least one side of the optical film. | 09-13-2012 |
20120320316 | OPTICAL FILM, POLARIZING PLATE AND LIQUID CRYSTAL DISPLAY DEVICE - There is provided an optical film having a small size change with a temperature change of a support of a pattern retardation film. | 12-20-2012 |