Patent application number | Description | Published |
20080246189 | Cellulose Resin Film, Process for Producing Cellulose Resin Film, Antireflection Film, Polarizing Plate, and Liquid Crystal Display - A cellulosic resin film which is wide and, despite this, is extremely reduced in breakage during a stretching step; a process for producing the film; and an antireflection film, a polarizer, and a liquid-crystal display each comprising or employing the film. The process for cellulosic resin film production comprises casting a liquid cellulosic resin on a support to form a web, peeling the web from the support, subsequently drying the web in a first edge gripping step ( | 10-09-2008 |
20080268172 | Layer forming method using plasma discharge - A layer forming method is disclosed which relies on reactive gas in a plasma state. The method includes steps of supplying power of not less than 1 W/cm | 10-30-2008 |
20090135345 | Polarizing Plate Protective Film, Film Producing Method, Polarizing Plate, and Liquid Crystal Display - Disclosed is a method for production of a film, which comprises the steps of: extruding a molted material containing a cellulose resin on a cooling roll from a die in a film-like form at a draw ratio ranging from 10 to 30 inclusive; pressing the extruded molted film on the cooling roll with a touch roll; and transferring the molted film while solidifying the film on the cooling roll, wherein the touch roll has a metal-made outer cylinder, an inner cylinder, and a space for accommodating a cooling medium between the metal-made outer cylinder and the inner cylinder and also has a touch roll linear pressure ranging from 1 to 15 kg/cm inclusive during pressing with the touch roll. | 05-28-2009 |
20090202823 | Cellulose Ester Film, Polarizing Plate and Display - A cellulose ester film exhibiting: a free volume radius of 0.25 to 0.31 nm and a half-width of 0.04 to 0.1 nm, the free volume radius and the half-width being determined by positron annihilation lifetime spectroscopy; and Ro of 0 to nm and Rt of −30 to +20 nm, Ro and Rt being defined by the following equations: Equation (a): Ro=(nx−ny)×d; Equation (b): Rt=((nx+ny)/2−nz)×d (Ro: in-plane retardation, Rt: retardation in the thickness direction of the film, nx: in-plane refractive index in slow axis direction, ny: in-plane refractive index in fast axis direction, nz: refractive index in the thickness direction of the film (refractive indexes being measured at wavelength of 590 nm), d: thickness of the film (nm)). | 08-13-2009 |
20090267270 | PROCESS FOR PRODUCING FILM WITH CONCAVO-CONVEX PATTERN - The present invention provides a process for producing a concavo-convex pattern film which excels in its peelability from an embossing roll and in coatability of an anti-reflection layer, etc. There is provided a process of producing a concavo-convex pattern film by forming a concavo-convex pattern on the surface of a transparent resin film employing an embossing roll having on the surface a convex-concavo pattern, characterized in that the embossing roll is made of glass and a photocatalyst layer is provided on the surface of the embossing roll, characterized in that the process comprises the steps of introducing a UV curable resin composition between the embossing roll and a transparent resin film provided around the embossing roll to form a UV curable resin layer, exposing the UV curable resin layer to UV rays to form a UV cured resin layer having on the surface a concavo-convex pattern, the UV rays being emitted from the interior of the embossing roll, and peeling the UV cured resin layer together with the transparent resin film from the embossing roll. | 10-29-2009 |
20090286098 | Optical Film, Method of Producing the Same and Image Displaying Apparatus Employing the Optical Film - A method for producing an optical film, characterized by extruding a melt containing a cellulose ester resin from a casting die to thereby form a long length cellulose ester film at a draw ratio of 5 to 30, slitting both sides of the long length cellulose ester film and winding the same in roll form, and while unrolling the long length cellulose ester film from the roll, carrying out continuous coating of the surface hereof with an optical function layer. | 11-19-2009 |
20090316084 | Method of Producing Polarizing Plate, Polarizing Plate, and Liquid Crystal Display - Disclosed is a method for producing a polarizing plate including the steps of: laminating a polarizing plate protective film A on one side of a polarizer; and laminating a polarizing plate protective film B on the other side of the polarizer, wherein the polarizing plate protective film B contains a noncrystalline polyolefin resin; and the polarizing plate protective film A is a solidified film produced in such a manner that a melted film prepared by extruding a melted substance containing a cellulose resin from a die is conveyed while pressed against a cooling roll by a touch roll so as to have a draw ratio of 10 to 30 and to be solidified on the cooling roll, provided that the touch roll has an outer metal cylinder, an inner metal cylinder and a space formed therebetween for accommodating a cooling medium. | 12-24-2009 |
20100047480 | CELLULOSE ESTER PELLETS, CELLULOSE ESTER FILM, MANUFACTURING METHOD OF CELLULOSE ESTER FILM, POLARIZING PLATE, AND LIQUID CRYSTAL DISPLAY - The present invention can provide cellulose ester pellets, a cellulose ester film, a manufacturing method thereof, a polarizing plate and a liquid crystal display which minimize a manufacturing load, a facility load and an environmental load, each being given by evaporation or recovery (collection) of solvents and which have excellent optical properties, less coloring and high processing stability, and its manufacturing method. The cellulose ester pellets contains cellulose ester and at least one combination selected from combination A, combination B and combination C, the cellulose ester pellets containing the at least one combination in an amount of from 0.001 to 1.00% by weight based on the cellulose ester, wherein the combination A is a combination of a compound represented by formula (1) and a compound represented by formula (2), the combination B is a combination of a compound represented by formula (3) and a compound represented by formula (4), and the combination C is a combination of a compound represented by formula (5) and a compound represented by formula (6). | 02-25-2010 |
20110155306 | POLARIZING PLATE AND DISPLAY USING THE SAME - A polarizing plate comprising a polarizing film having thereon a retardation film containing a plasticizer and a cellulose ester, wherein a free volume radius of the retardation film determined by positron annihilation lifetime spectroscopy is in the range of 0.250-0.310 nm. | 06-30-2011 |
20120103386 | SOLAR BATTERY MODULE - Disclosed is a solar battery module in which there are alternately provided: a first solar battery cell equipped with a first conductive substrate having a photoreceptor face and non-photoreceptor face, and electrodes having mutually different polarity respectively formed on the photoreceptor face and non-photoreceptor face; and a second solar battery cell equipped with a second conductive substrate having a photoreceptor face and non-photoreceptor face, and electrodes having mutually different polarity respectively formed on the photoreceptor face and non-photoreceptor face. | 05-03-2012 |
20130031918 | GAS EXTRACTION DEVICE AND GAS EXTRACTION METHOD FOR REFRIGERATOR - A gas extraction device installed in a refrigerator removes uncondensed gases that exist in the refrigerator. The gas extraction device includes a gas extraction tank used to circulate a refrigerant put in an evaporator, a circulation pipe for circulation between the gas extraction tank and the evaporator, a gas extraction pump which feeds the refrigerant in the evaporator to the gas extraction tank, a shutoff valve configured to shut off a flow of the refrigerant from the gas extraction tank to the evaporator, a gas extractor which extracts the uncondensed gas in the refrigerator into the gas extraction tank, and an auxiliary tank which receives an inflow of the refrigerant filling up the gas extraction tank, and overflowing therefrom. | 02-07-2013 |
20130036761 | DAMPER STRUCTURE OF ADSORPTION TYPE REFRIGERATOR - A damper structure is configured to open and close evaporator-side communication paths and the condenser-side communication paths respectively formed between adsorbing/desorbing devices and an evaporator and a condenser in an adsorption type refrigerator. There are spherical dampers in the communication paths respectively rollably placed therein. A ring-shape seal member having an inner circumference that can be sealed by the spherical damper is provided on a tilting lower end side of each of the communication paths in a path formation direction. A stopper for preventing the spherical damper from falling out of the communication path is provided on a tilting upper end side of each of the communication paths in the path formation direction. | 02-14-2013 |
20140348603 | DRILLING APPARATUS AND DRILLING METHOD - A drilling apparatus includes: a drill rotatable about a center axis and capable of advancing and retracting along the axis; and a pressing unit for pressing a work in an advancing direction of the drill. The drilling apparatus advances the drill while rotating the drill about the center axis to form a hole in the work, in a state in which the work is pressed by the pressing unit. A pressing force applied on the work by the pressing unit is set to a predetermined pressing force based on machining reaction applied to the drill from the work during drilling and the pressing force causing deformation of the work in the advancing direction of the drill. The predetermined pressing force can suppress deformation of the work and displacement of the drill due to the machining reaction. The machining reaction and the pressing force are calculated beforehand in a drilling test. | 11-27-2014 |
20150085217 | RETARDATION FILM, PROCESS FOR PRODUCING POLARIZER, AND LIQUID-CRYSTAL DISPLAY DEVICE - The purpose of the present invention is to provide a retardation film which includes cellulose acetate having a low degree of acyl substitution and, despite this, swells very little when immersed in a saponifying solution and which has satisfactory adhesion to polarizing elements. This retardation film comprises: a cellulose ester which has a total degree of substitution with acyl groups of 2.0-2.55 and in which when log [Mw(a)] obtained through analyses by gel permeation chromatography (GPC), low angle laser light scattering (LALLS), and viscosity measurement, is plotted as abscissa and log [Iv(a)], obtained through the analyses is plotted as ordinate, the plot has a slope of 0.65-0.85; and a glass-transition-temperature lowering agent having an SP value of 9.0-11.0. The retardation film contains a solvent remaining therein in an amount of 700-3,000 mass ppm and has a change in weight through storage at 80° C. and 90% RH of −0.5 to 0.5%. | 03-26-2015 |