PIGMENT DISPERSANT, PIGMENT COMPOSITION FOR COLOR FILTERS, COLORING COMPOSITION, AND COLOR FILTER

To provide a pigment composition for color filters that has high brightness and high contrast and does not cause crystal deposition of a diketopyrrolopyrrole pigment in a heating process.SOLUTION: The present disclosure provides a diketopyrrolopyrrole pigment dispersant represented by the following...

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Bibliographic Details
Main Authors TATEISHI NAOYA, ABE YUTA, SUZUKI SHINYA, YAMAMOTO YUICHI
Format Patent
LanguageEnglish
Japanese
Published 27.09.2021
Subjects
ADHESIVES
APPARATUS SPECIALLY ADAPTED THEREFOR
CHEMISTRY
CINEMATOGRAPHY
DYES
ELECTROGRAPHY
HOLOGRAPHY
LAKES
MATERIALS THEREFOR
METALLURGY
MISCELLANEOUS APPLICATIONS OF MATERIALS
MISCELLANEOUS COMPOSITIONS
MORDANTS
NATURAL RESINS
OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
OPTICS
ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES
ORIGINALS THEREFOR
PAINTS
PHOTOGRAPHY
PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES,e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTORDEVICES
PHYSICS
POLISHES
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Summary:To provide a pigment composition for color filters that has high brightness and high contrast and does not cause crystal deposition of a diketopyrrolopyrrole pigment in a heating process.SOLUTION: The present disclosure provides a diketopyrrolopyrrole pigment dispersant represented by the following formula, and a pigment composition containing the pigment dispersant and a pigment.SELECTED DRAWING: None 【課題】高明度かつ高コントラストであって、加熱工程によってもジケトピロロピロール系顔料の結晶析出が起こらないカラーフィルタ用顔料組成物を提供する。【解決手段】下記式で表されるジケトピロロピロール顔料分散剤、および該顔料分散剤と顔料とを含有する顔料組成物。【選択図】なし
Bibliography:Application Number: JP20200142073