PIGMENT DISPERSION AND COLORED PHOTOSENSIYIVE COMPOSITION

PROBLEM TO BE SOLVED: To provide a pigment dispersion giving a colored resist excellent in contrast and coating stability and having excellent dispersion properties and viscosity stability, and provide the colored resist. SOLUTION: The pigment dispersion contains at least a pigment, a binder, a disp...

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Hauptverfasser: MIZUTA MASAYUKI, HIRABAYASHI MICHIKO
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:PROBLEM TO BE SOLVED: To provide a pigment dispersion giving a colored resist excellent in contrast and coating stability and having excellent dispersion properties and viscosity stability, and provide the colored resist. SOLUTION: The pigment dispersion contains at least a pigment, a binder, a dispersant and a dispersant aid in a dispersion solvent, wherein the dispersant aid is a 1-5C aliphatic saturated alcohol (a1) and/or a compound (a2) represented by the following general formula (1) and is contained in an amount accounting for 1% by mass to 10% by mass in the whole pigment dispersion. Herein, the above general formula (1) is R1-O-R2-OH (1), wherein R1 and R2 are each a 1-5C alkyl or alkylene group. COPYRIGHT: (C)2009,JPO&INPIT