COLORANT AND AQUEOUS PIGMENT DISPERSION

To provide a colorant that has excellent dispersion stability in solvent such as water and organic solvent, and can be used for the production of ink with high concealability, and an aqueous pigment dispersion.SOLUTION: A colorant contains a reactant of: a compound (A) containing an acid radical or...

Ausführliche Beschreibung

Gespeichert in:

Bibliographische Detailangaben
1. Verfasser:	KAWAI KAZUNARI
Format:	Patent
Sprache:	eng ; jpn
Schlagworte:	ADHESIVES CHEMICAL PAINT OR INK REMOVERS CHEMISTRY COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS CORRECTING FLUIDS DYES FILLING PASTES INKS METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS NATURAL RESINS PAINTS PASTES OR SOLIDS FOR COLOURING OR PRINTING POLISHES PREPARATION OF CARBON BLACK TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS,TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES USE OF MATERIALS THEREFOR WOODSTAINS
Online-Zugang:	Volltext bestellen
Tags:	Tag hinzufügen Keine Tags, Fügen Sie den ersten Tag hinzu!

Beschreibung
Zusammenfassung:	To provide a colorant that has excellent dispersion stability in solvent such as water and organic solvent, and can be used for the production of ink with high concealability, and an aqueous pigment dispersion.SOLUTION: A colorant contains a reactant of: a compound (A) containing an acid radical or acid anhydride group, and a hydrolyzable silyl group or silanol group; and a white pigment (B) containing a functional group (b) having reactivity with the hydrolyzable silyl group or silanol group.SELECTED DRAWING: None 【課題】本発明が解決しようとする課題は、水や有機溶剤等の溶媒中における分散安定性に優れ、かつ、隠蔽性の高いインクの製造に使用可能な着色剤及び水性顔料分散体を提供することである。【解決手段】本発明は、酸基または酸無水基と、加水分解性シリル基またはシラノール基とを有する化合物（Ａ）、及び、前記加水分解性シリル基またはシラノール基に対する反応性を有する官能基（ｂ）を有する白顔料（Ｂ）との反応物を含有することを特徴とする着色剤に関するものである。【選択図】なし