Dye and coloring photosensitive composition

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United States of America Patent

PATENT NO 8664289
SERIAL NO

13642983

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Abstract

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The present invention provides a dye that is excellent in solubility and excellent in heat resistance and a novel compound that is preferable for the dye, and specifically provides a yellow dye having a wavelength of maximum absorption in the region of 400 to 450 nm, and also provides a coloring (alkali-developable) photosensitive composition using the above-mentioned dye, and an optical filter using the above-mentioned coloring (alkali-developable) photosensitive composition, specifically a color filter that does not decrease luminance and thus is preferable for image display devices such as liquid crystal display panels. Specifically, a compound represented by the following general formula (1) is used as the dye. The content of the above-mentioned general formula (1) is as described in the description.

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Patent Owner(s)

Patent OwnerAddress
ADEKA CORPORATIONARAKAWA-KU TOKYO 116-8554

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Maeda, Yosuke Tokyo, JP 12 46
Matsuhira, Keisuke Tokyo, JP 2 4
Shimizu, Masaaki Tokyo, JP 121 1979

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