Patent application number | Description | Published |
20100149638 | OPTICAL FUNCTIONAL FILM, RETARDATION FILM, COMPOSITION FOR FORMING OPTICAL FUNCTIONAL LAYER AND PRODUCING METHOD OF OPTICAL FUNCTIONAL FILM - An optical functional film which exhibits excellent optical characteristics without using an alignment film, and having the excellent adhesion property between layers. The optical functional film includes: a substrate having a property as an optically negative C-plate, and an optical functional layer formed on the substrate and having a rodlike compound. The optical functional layer is formed directly on the substrate, and the rodlike compound forms a random homogeneous alignment in the optical functional layer. | 06-17-2010 |
20100159158 | OPTICAL FUNCTIONAL FILM AND PRODUCTION METHOD THEREOF - An optical functional film exhibiting optical biaxiality which has a high degree of freedom in optical characteristics design. The optical functional film which exhibits optical biaxiality and includes: a substrate; and an optical functional layer formed on the substrate and having a rodlike compound. The rodlike compound forms irregular-random homogeneous alignment in the optical functional layer. | 06-24-2010 |
20100165258 | OPTICAL ROTATION PLATE AND LIQUID CRYSTAL DISPLAY DEVICE USING THE SAME - A main object of the present invention is to provide a rotating plate hardly generating variation in the rotation angle of the liner polarization so as to easily realize a desired rotation angle, and a liquid crystal display device enabling observation of a bright image by use thereof even in a state with a polarizing glasses put on. To attain the object, the present invention provides an optical rotation plate comprising a transparent substrate, and an optical rotation layer formed on the transparent substrate and containing a rod-shaped compound for forming a cholesteric structure and having a function of rotating transmitted liner polarization, wherein the cholesteric structure has a 90 degrees or larger twist angle and a pitch in a range of 450 nm to 4,000 nm. | 07-01-2010 |
20100182545 | RETARDATION LAYER AND LIQUID CRYSTAL DISPLAY APPARATUS USING THE SAME - The present invention provides a retardation layer capable of effectively restraining the display quality deterioration without generating a bright and dark pattern in the display image even when a retardation layer is disposed in between a liquid crystal cell and a polarizing plate. | 07-22-2010 |
20100220266 | Polarizing plate protection film, polarizing plate, and liquid crystal display device - A polarizing plate protection film and a polarizing plate which can restrain generation of rainbow-like irregularities and enables to produce an excellent quality liquid crystal display device when a commercially-available film is used as it is under commercially-available conditions or when a film produced by a common film forming method is used. The polarizing plate protection film includes: a transparent substrate; and a refractive index difference-mitigating part formed on the transparent substrate and provided with a low refractive index layer at its most outer layer, in which the low refractive index layer has a refractive index to the light transmitted through the transparent substrate smaller than that of the transparent substrate and bigger than that of the air. An in-plane distribution of the in-plane retardation (Re) of the transparent substrate is 5 nm or more. | 09-02-2010 |
20100328583 | LIQUID CRYSTAL DISPLAY POLARIZING PLATE, METHOD FOR PRODUCING LIQUID CRYSTAL DISPLAY POLARIZING PLATE, AND LIQUID CRYSTAL DISPLAY - A liquid crystal display polarizing plate that can reliably exhibit optical properties and be bonded to a liquid crystal cell without causing degradation of the optical properties. The liquid crystal display polarizing plate includes: a retardation film which has a substrate including a cellulose derivative and a retardation layer formed directly on the substrate and containing the cellulose derivative and a rod-like compound having refractive index anisotropy; a polarizer bonded to the retardation layer of the retardation film and including polyvinyl alcohol; and a polarizing plate protection film bonded to the polarizer. | 12-30-2010 |
20110253932 | OPTICAL FUNCTIONAL FILM, RETARDATION FILM, COMPOSITION FOR FORMING OPTICAL FUNCTIONAL LAYER AND PRODUCING METHOD OF OPTICAL FUNCTIONAL FILM - An optical functional film which exhibits excellent optical characteristics without using an alignment film, and having the excellent adhesion property between layers. The optical functional film includes: a substrate having a property as an optically negative C-plate, and an optical functional layer formed on the substrate and having a rodlike compound. The optical functional layer is formed directly on the substrate, and the rodlike compound forms a random homogeneous alignment in the optical functional layer. | 10-20-2011 |
20120177838 | ELECTROMAGNETIC WAVE REFLECTIVE MEMBER PRODUCTION METHOD - An electromagnetic wave reflective member production method including a right-circularly-polarized-light selective reflective layer forming step, and a left-circularly-polarized-light selective reflective layer forming step, characterized in that a right-handed twisted coating film is formed in the right-circularly-polarized-light selective reflective layer forming step by applying a right-handed twisting coating liquid on a transparent substrate and forming a substantially fully cured right-circularly-polarized-light selective reflective layer by means of energy irradiation of the right-handed twisted coating film; and a left-handed twisted coating film is formed in the left-circularly-polarized-light selective reflective layer forming step by applying a left-handed twisting coating liquid on the right-circularly-polarized-light selective reflective layer and forming a left-circularly-polarized-light selective reflective layer by means of energy irradiation of the left-handed twisted coating film. | 07-12-2012 |
20120218626 | INFRARED-RAY REFLECTIVE MEMBER - Disclosed is an infrared-ray reflective member which efficiently reflects infrared rays (heat rays) contained in sunlight while transmitting visible light rays. The infrared-ray reflective member has an infrared-ray reflective layer having a selective reflection layer for reflecting infrared rays of a right-circularly polarized light component or a left-circularly polarized light component, and the infrared-ray reflective layer has a first reflection band corresponding to a first radiant energy band containing a peak located closest to the short-wavelength side of the infrared range of the spectrum of sunlight on earth, and when the maximum reflectance in the first reflection band is determined at R | 08-30-2012 |
20130107193 | ELECTROMAGNETIC WAVE REFLECTIVE FILM AND METHOD FOR PRODUCING SAME | 05-02-2013 |
20140313581 | LONG PATTERNED ALIGNMENT FILM, AND LONG PATTERNED RETARDATION FILM USING SAME - A long patterned alignment film is provided, from which a large number of patterned retardation films can easily be produced, having an alignment layer which is in a long form and comprises an optical alignment material, wherein the alignment layer includes a first alignment region for causing a rodlike compound having a refractive index anisotropy to be arranged in a certain direction, and a second alignment region for causing the rodlike compound to be arranged in a direction different from the certain direction of the first alignment region. | 10-23-2014 |