Branched polyester producing method and solvent-based pigment dispersion composition and solvent-based coating composition containing the branched polyester containing a resin having good compatibility with various pigment dispersion pastes and/or various resins

The present invention provides a solvent-based pigment dispersion composition containing a resin having good compatibility with various pigment dispersion pastes and/or various resins, and further provides a high-concentration solvent-based pigment dispersion composition. A solvent-based pigment dis...

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Bibliographische Detailangaben
1. Verfasser: NAKANO, NARIHITO
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The present invention provides a solvent-based pigment dispersion composition containing a resin having good compatibility with various pigment dispersion pastes and/or various resins, and further provides a high-concentration solvent-based pigment dispersion composition. A solvent-based pigment dispersion composition is a solvent-based pigment dispersion composition containing a branched polyester (A), a pigment dispersion resin (B), a pigment (C), and an organic solvent (D), wherein the branched polyester (A) contains a polyol (a1) having three or more reactive functional groups, a dicarboxylic acid and/or dicarboxylic anhydride (a2), and a mono-epoxy compound (a3) having a long-chain hydrocarbon group as the constituents.