DYE FOR GREEN FILTER, RESIST COMPOSITION CONTAINING THE DYE, METHOD OF PRODUCING GREEN FILTER USING THE COMPOSITION, AND GREEN FILTER OBTAINED BY THE METHOD

Japanese Patent JP3796759

B2

PURPOSE: To obtain a dye with which a green filter excellent in fineness, color tone, color density, etc., can be obtained by mixing two specific dyes each having a sulfonamide group in which one hydrogen atom has been replaced with a substituent.
CONSTITUTION: The dye is a mixture of a dye (a) having absorptions at wavelengths of 500nm and shorter and having a sulfonamide group in which one hydrogen atom has been replaced with a substituent and a dye (b) having absorptions at wavelengths of 550nm and longer and having a sulfonamide group in which one hydrogen atom has been replaced with a substituent. Examples of the dye (a) include azo dyes, e.g. monoazo and bisazo dyes. Examples of the dye (b) include phthalocyanine dyes and anthraquinone dyes.

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Yoshiki Jo
Shigeki Yamamoto
Takanori Takeyama

JP6509194A

July 12, 2006

April 01, 1994

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Sumitomo Chemical Co., Ltd.

C09B67/22; G03F7/004; C09B29/46; G02B5/20; G03F7/022; (IPC1-7): C09B67/22; G02B5/20; G03F7/004; G03F7/022; //C09B29/46

JP3180071A
JP4014001A
JP2097903A
JP2153304A
JP5347393A

Takashi Kuboyama

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