AQUEOUS POLYVINYL ACETAL RESIN COMPOSITION

To provide an aqueous polyvinyl acetal resin composition that has a stabilized pH for a long time and can resist long-term deterioration, has excellent dispersibility and can suppress metal corrosion.SOLUTION: An aqueous polyvinyl acetal resin composition contains a modified polyvinyl acetal resin t...

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Hauptverfasser:	MAEDA TAKAYUKI, OCHITANI YUKIO
Format:	Patent
Sprache:	eng ; jpn
Schlagworte:	CHEMISTRY COMPOSITIONS BASED THEREON COMPOSITIONS OF MACROMOLECULAR COMPOUNDS MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVINGCARBON-TO-CARBON UNSATURATED BONDS METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-UP
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Beschreibung
Zusammenfassung:	To provide an aqueous polyvinyl acetal resin composition that has a stabilized pH for a long time and can resist long-term deterioration, has excellent dispersibility and can suppress metal corrosion.SOLUTION: An aqueous polyvinyl acetal resin composition contains a modified polyvinyl acetal resin that has a pH at 20°C of 7.0 or more and includes a constitutional unit with a basic functional group.SELECTED DRAWING: None 【課題】長期間に渡ってｐＨを安定化できることで経年劣化を防止でき、分散性に優れ、金属の腐食を抑制することが可能な水性ポリビニルアセタール樹脂組成物を提供する。【解決手段】２０℃におけるｐＨが７．０以上であり、塩基性官能基を有する構成単位を有する変性ポリビニルアセタール樹脂を含有する水性ポリビニルアセタール樹脂組成物。【選択図】なし