ANTI-GLARE SHEET FOR IMAGE DISPLAY DEVICE

Number of patents in Portfolio can not be more than 2000

United States of America Patent

APP PUB NO 20140254021A1
SERIAL NO

14238502

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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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, Q30 is the luminance in a direction 30 degrees from regular transmission; and U is the average value of the transmission intensity obtained by respectively extrapolating, to a regular transmission, a straight line connecting the luminance in a direction +2 degrees from regular transmission to the luminance in a direction +1 degree from regular transmission, and a straight line connecting the luminance in a direction −2 degrees from regular transmission to the luminance in a direction −1 degree from regular transmission.

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Patent Owner(s)

Patent OwnerAddress
DAI NIPPON PRINTING CO LTDTOKYO JAPAN TOKYO METROPOLIS

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Furui, Gen Tokyo, JP 47 310
Honda, Makoto Tokyo, JP 135 1497
Kodama, Takashi Tokyo, JP 68 602

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