WHITE PIGMENT AQUEOUS DISPERSION AND COATED FILM BODY USING THE SAME

PROBLEM TO BE SOLVED: To provide a white pigment aqueous dispersion that resists being deposited and has excellent storage stability and a coated film body that is high in both whiteness and hiding property, especially a white pigment solvent dispersion suitable for production printing such as large...

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Bibliographische Detailangaben
Hauptverfasser:	TAKAHASHI SHINJI, SHIMO SHINYA, SAKAMOTO MUNEYOSHI, MITANI YOSHIFUMI
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 USE OF MATERIALS THEREFOR WOODSTAINS
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Beschreibung
Zusammenfassung:	PROBLEM TO BE SOLVED: To provide a white pigment aqueous dispersion that resists being deposited and has excellent storage stability and a coated film body that is high in both whiteness and hiding property, especially a white pigment solvent dispersion suitable for production printing such as large size inkjet printing and a coated film body.SOLUTION: There is provided a white pigment aqueous dispersion containing a dispersant and a hydrotalcite compound particle having a core-shell structure and having particle diameter of cumulative 50% (D50) of the scattering intensity distribution of 150 to 400 nm.SELECTED DRAWING: None 【課題】沈降しにくく、保存安定性に優れた白色顔料水系分散体、および、白色度も隠ぺい性も高い塗膜体を提供することを課題とする。特に、大型インクジェット印刷などのプロダクション印刷に好適な白色顔料溶剤系分散体、および、塗膜体を提供することを課題とする。【解決手段】分散剤と、コアシェル構造を有するハイドロタルサイト類化合物粒子を含有し、該散乱強度分布の累積５０％の粒径（Ｄ５０）が１５０〜４００ｎｍである白色顔料水系分散体である白色顔料水系分散体である。【選択図】なし