Modified vinyl acetate-acrylate copolymerization emulsion with high solubility and high glass transition temperature and preparation method thereof

A disclosed modified vinyl acetate-acrylate copolymerization emulsion with high solubility and high glass transition temperature comprises, in percent by mass, 40%-60% of vinyl acetate, 0.1%-5% of a bridged ring structure copolymerization monomer, 0.1%-5% of butyl acrylate, 0.1%-4.5% of oxirane-epox...

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1. Verfasser: KONG XIAOYIN
Format: Patent
Sprache:eng
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Zusammenfassung:A disclosed modified vinyl acetate-acrylate copolymerization emulsion with high solubility and high glass transition temperature comprises, in percent by mass, 40%-60% of vinyl acetate, 0.1%-5% of a bridged ring structure copolymerization monomer, 0.1%-5% of butyl acrylate, 0.1%-4.5% of oxirane-epoxypropane block polymer 1, 0.1%-4.5% of oxirane-epoxypropane block polymer 2, 0.1%-1% of a sulfosuccinate derivative, 0.5%-1% of a persulfate initiator, 0.1%-0.5% of a pH conditioning agent, and 25%-40% of water. The obtained emulsion product possesses extremely good storage stability and relatively high solid content. A film formed by the emulsion possesses relatively high glass transition temperature and rapid dissolving performance in styrene.