COLORED COMPOSITION FOR BLACK MATRIX AND PHOTOSENSITIVE COMPOSITION FOR BLACK MATRIX

PROBLEM TO BE SOLVED: To provide a pigment composition for a black matrix and a colored composition for a black matrix, from which a black matrix having a high insulating property, a low dielectric constant and high optical density can be obtained, and to provide a photosensitive composition for a b...

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Bibliographische Detailangaben
Hauptverfasser: KIUCHI EIICHI, MESHII MASAHIRO, KAMEDA MICHIAKI
Format: Patent
Sprache:eng
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Zusammenfassung:PROBLEM TO BE SOLVED: To provide a pigment composition for a black matrix and a colored composition for a black matrix, from which a black matrix having a high insulating property, a low dielectric constant and high optical density can be obtained, and to provide a photosensitive composition for a black matrix, from which a color filter with less absorption of heat and enabling stable driving of a liquid crystal display element can be obtained.SOLUTION: The organic pigment composition for a black matrix comprises a mixture of each organic pigment of blue, yellow and red. The colored composition for a black matrix contains each organic pigment of blue, yellow and red, and a resin-based dispersant and an organic solvent. In the above pigment composition and color composition for a black matrix, each pigment has a specific surface area of 80 m/g or more. The photosensitive composition for a black matrix comprises the above colored composition for a black matrix, an alkali-soluble resin, a photopolymerizable monomer and a photopolymerization initiator.