Patent application number | Description | Published |
20090015926 | OPTICAL LAYERED BODY, METHOD OF PRODUCING THE SAME, POLARIZER AND IMAGE DISPLAY DEVICE - In view of the above state of the art, it is an object of the present invention to provide an optical layered body which can prevent the agglomeration of silica particles and form the desired surface roughness on the surface. | 01-15-2009 |
20100097705 | METHOD FOR PRODUCING OPTICAL LAYERED BODY, PRODUCTION APPARATUS OF OPTICAL LAYERED BODY, OPTICAL LAYERED BODY, POLARIZER AND IMAGE DISPLAY DEVICE - There is provided a method for manufacturing an optical laminate in which properties such as a glare-proof property, an antidazzle property, and a black reproducible property for obtaining, for example, glossy black, can be simultaneously obtained. Manufacturing equipment for the optical laminate is also provided. The method for manufacturing an optical laminate having a light-transmitting substrate and a glare-proof layer formed on the light-transmitting substrate comprises a step of forming the glare-proof layer having an uneven shape on the light-transmitting substrate. When an average pitch of the surface unevenness of the optical laminate is denoted by Sm, an average slope angle of the unevenness by θa, and an average roughness of the unevenness by Rz, the uneven shape satisfies the following conditions: Sm is greater than or equal to 50 μm and less than 100 μm; θa is greater than or equal to 0.1 degrees and less than or equal to 1.0 degree; and Rz exceeds 0.2 μm and is less than or equal to 1.0 μm. | 04-22-2010 |
20100165460 | OPTICAL LAYERED BODY, POLARIZER, AND IMAGE DISPLAY DEVICE - It is an object of the present invention to provide an optical layered body having sufficient hardness as an optical layered body and exhibiting a good antiglare property. | 07-01-2010 |
20100195311 | OPTICAL LAYERED BODY, POLARIZER AND IMAGE DISPLAY DEVICE - It is an object of the present invention to provide an optical layered body which can attain properties such as an antiglare property, scintillation prevention and black color reproducibility such as gloss blackness simultaneously. | 08-05-2010 |
20100283944 | OPTICAL SHEET - There is provided an optical sheet for use as a display device surface, which has a functional layer on at least one side of a transparent base material and has a diffusion factor on the outer surface and/or interior of the functional layer, wherein the relationship represented by the following formula (I) is satisfied. | 11-11-2010 |
20100283945 | OPTICAL SHEET - There is provided an optical sheet for use as a display device surface, which has a functional layer on at least one side of a transparent base material and has a diffusion factor on the outer surface and/or interior of the functional layer, wherein the relationship represented by the following formula (I) is satisfied. | 11-11-2010 |
20100284071 | OPTICAL SHEET - There is provided an optical sheet for use as a display device surface, which has a functional layer on at least one side of a transparent base material and has a diffusion factor on the outer surface and/or interior of the functional layer, wherein the relationship represented by the following formula (I) is satisfied. | 11-11-2010 |
20110194055 | OPTICAL SHEET - There is provided an optical sheet for use as a display device surface, which has a functional layer on at least one side of a base material and has a diffusion factor on the outer surface and/or interior of the functional layer, wherein the relationship represented by the following formula (I) is satisfied. | 08-11-2011 |
20130027641 | ANTI-GLARE SHEET FOR LIQUID CRYSTAL DISPLAY DEVICE - To provide an anti-glare sheet for a liquid crystal display device with excellent vivid complexion and blackness and excellent image crispness, that is suitable for combination of dynamic images and still images. | 01-31-2013 |
20130194211 | OPTICAL LAYERED BODY, POLARIZER AND IMAGE DISPLAY DEVICE - Provided is an optical layered body that includes a polyester base, a primer layer formed thereon, and a hard coat layer formed on the primer. The polyester has a retardation of not less than 8000 nm, and a difference (nx−ny) of 0.07 to 0.20 between a refractive index (nx) in a slow axis direction that is a high refractive index direction and a refractive index (ny) of a fast axis direction that is orthogonal to the slow axis direction, a refractive index (np) of the primer, the refractive index (nx) in the slow axis direction of the polyester, and the refractive index (ny) in the fast axis direction of the polyester satisfy ny08-01-2013 | |
20130209737 | OPTICAL LAYERED BODY, POLARIZER AND IMAGE DISPLAY DEVICE - Provided is an optical layered body which sufficiently suppresses generation of interference fringes and curls, can make a hard coat layer thin, and prevent an increase in production cost. Provided is an optical layered body having a hard coat layer formed on one surface of a light-transmitting substrate, wherein the hard coat layer has a surface roughness on its surface and the surface roughness satisfies the following inequalities of θa and Kr where θa is an average inclination angle of the uneven part and Kr is Kurtosis of the unevenness: | 08-15-2013 |
20130242397 | OPTICAL FILM, POLARIZING PLATE, LIQUID CRYSTAL PANEL, AND IMAGE DISPLAY APPARATUS - An optical film, a polarizing plate, a liquid crystal panel, and an image display apparatus, wherein interference fringes can be made to be invisible, and cloudiness can be reduced. In accordance with one aspect of the present invention, there is provided an optical film including a light transmissive substrate; and a functional layer disposed on the light transmissive substrate, wherein the functional layer has a concavo-convex surface forming a surface of the optical film; assuming that a slope angle of the concavo-convex surface with respect to a film plane of the optical film in a cross section along a direction normal to the film plane is a surface angle, a rate of a region in which the surface angle is 0.05° or more is 50% or more in the concavo-convex surface; and the root mean square slope RΔq of a roughness curve on the concavo-convex surface is 0.003 or less. | 09-19-2013 |
20130250413 | ANTI-GLARE FILM, METHOD FOR PRODUCING ANTI-GLARE FILM, POLARIZER AND IMAGE DISPLAY DEVICE - The present invention provides an antiglare film having an excellent antiglare property and being capable of suitably preventing the occurrence of scintillation and a decrease in contrast. | 09-26-2013 |
20130279010 | ANTI-GLARE FILM, METHOD FOR PRODUCING ANTI-GLARE FILM, POLARIZER AND IMAGE DISPLAY DEVICE - The present invention provides an antiglare film having an excellent antiglare property and being capable of suitably preventing the occurrence of scintillation and a decrease in contrast. | 10-24-2013 |
20130279155 | ANTIGLARE FILM, POLARIZER AND IMAGE DISPLAY DEVICE - Provided is an antiglare film having a hard coat property, capable of highly suppressing generation of a rainbow interference pattern and interference fringes in display images, preventing white muddiness and scintillation of a display screen, while giving high contrast in a bright room and a dark room. The antiglare film includes an antiglare layer having an uneven form on its surface and formed on one face of a transparent substrate having an in-plane birefringence and a retardation of 3000 nm or higher. The antiglare layer contains silica fine particles, organic fine particles, and a binder resin. The silica particles include particles forming agglomerates to be contained coarsely and densely in the antiglare layer. The agglomerates are distributed densely around the organic fine particles, and some agglomerates adhere to surfaces of the organic particles and/or some silica particles are impregnated in the inside of the organic particles. | 10-24-2013 |
20130286478 | ANTI-GLARE FILM, METHOD FOR PRODUCING ANTI-GLARE FILM, POLARIZER AND IMAGE DISPLAY DEVICE - The present invention provides an antiglare film having an excellent antiglare property and being capable of suitably preventing the occurrence of scintillation and a decrease in contrast. | 10-31-2013 |
20140177060 | ANTIGLARE SHEET FOR IMAGE DISPLAY DEVICE, MANUFACTURING METHOD THEREOF, METHOD OF IMPROVING BLACK TINT AND IMAGE SHARPNESS OF AN IMAGE DISPLAY DEVICE USING SAID ANTIGLARE SHEET AND SUITED FOR USE WITH BOTH MOVING IMAGES AND STILL IMAGES - The purpose of this invention is to achieve a video display device antiglare sheet having excellent black glossiness, darkness in dark places, and antiglare properties in video applications, and suited to realizing high image quality. An antiglare layer including a transparent resin and diffusion particles is provided on at least one surface of a transparent substrate. The antiglare layer is uneven on the surface opposite of the transparent substrate, said unevenness being formed mainly by convexities resulting from the diffusion particles which have an impregnation layer in which all or a part of the component constituting the transparent resin is impregnated. Defining Q as the brightness in the regular transmission direction when visible light beam is irradiated normally from the transparent substrate side onto the antiglare sheet, Q | 06-26-2014 |
20140211316 | ANTI-GLARE SHEET FOR IMAGE DISPLAY DEVICE - An anti-glare sheet that exhibits excellent glossy black textures, blackness in dark locations, and anti-glare properties for dynamic images, and that is suited to the implementation of high quality images. The anti-glare sheet has, on at least one surface of a transparent substrate, an anti-glare layer comprising binder resin, diffusion particles, and binder particulates. The anti-glare sheet is characterized by the anti-glare layer having protrusions and recesses on the surface on the opposite side thereof to the transparent substrate, the protrusions and recesses being formed by protrusions based on agglomerations of the diffusion particles and/or diffusion particles having in the vicinity thereof a localized layer in which the density of binder particulates is high, and equation (1) and equation (2) being satisfied where Q is the luminance in the direction of regular transmission when visible light is perpendicularly irradiated on the anti-glare sheet from the transparent substrate side, Q | 07-31-2014 |
20140247495 | ANTIGLARE FILM, POLARIZER, AND IMAGE DISPLAY DEVICE - The present invention provides an antiglare film that has a thin antiglare layer and suppresses generation of scintillation and white muddiness at significantly high levels, while maintaining the hard-coating property and antiglare property, thereby providing favorable high-contrast display images. The present invention is an antiglare film including: a light-transmitting substrate; and an antiglare layer that has surface roughness and is provided on one face of the light-transmitting substrate, wherein the antiglare layer has plural rod-shaped projections having an aspect ratio of at least 2 on the opposite side of the surface contacting the light-transmitting substrate, the projections of the antiglare layer occupy 20 to 40%, per unit area, of the opposite side of the surface contacting the light-transmitting substrate, and N | 09-04-2014 |
20140254021 | ANTI-GLARE SHEET FOR IMAGE DISPLAY DEVICE - An anti-glare sheet that exhibits excellent glossy black textures, blackness in dark locations, and anti-glare properties for dynamic images, and that is suited to the implementation of high quality images. The anti-glare sheet has, on at least one surface of a transparent substrate, an anti-glare layer in which a texturized layer comprising diffusion particles and a first binder, and a smoothing layer comprising a second binder are layered in said order from the transparent substrate. The anti-glare sheet is characterized by the texturized layer having first protrusions based on the diffusion particles and on the surface on the opposite side of the texturized layer to the transparent substrate, the smoothing layer having second protrusions based on the first protrusions and on the surface on the opposite side of the smoothing layer to the transparent substrate, and equation (1) and equation (2) being satisfied where Q is the luminance in the direction of regular transmission when visible light is perpendicularly irradiated on the anti-glare sheet from the transparent substrate side, Q | 09-11-2014 |
20140340755 | ANTI-GLARE FILM, POLARIZING PLATE AND IMAGE DISPLAY DEVICE - The present invention aims to provide an antiglare film that can be thinned without lowering the hard coat properties and antiglare properties, highly suppress scintillation and white muddiness, and provide display images with a high contrast. The antiglare film includes a light-transmitting substrate and an antiglare layer with surface roughness on one face of the light-transmitting substrate, wherein the antiglare layer contains silica fine particles, organic fine particles, and a binder resin, part of the silica fine particles form agglomerates and the agglomerates are contained in the antiglare layer sparsely and densely, the agglomerates of the silica fine particles are densely distributed around the organic fine particles, and part of the agglomerates densely distributed around the organic fine particles are attached to the surface of the organic fine particles and/or have some of the silica fine particles contained in the agglomerates impregnate the inside of the organic fine particles. | 11-20-2014 |