用于容器涂层之丙烯酸水性分散体;ACRYLIC AQUEOUS DISPERSIONS FOR CONTAINER COATINGS

摘要

本发明揭示可在用于涂布食品及饮料容器之涂层组合物中使用之丙烯酸水性分散体。该水性分散体系以下各项之反应产物：(a)疏水性乙烯基加成聚合物，其含有侧链或末端乙烯系不饱和基团，(b)乙烯基单体混合物，其包含含有羧酸基团之乙烯基单体；该反应产物含有活性氢基团且系用硷至少部分地中和并分散于水性介质中；该水性分散体实质上不含双酚A及其衍生物。; the reaction product containing active hydrogen groups and being at least partially neutralized with a base and dispersed in aqueous medium; the aqueous dispersion being substantially free of bisphenol A and derivatives thereof.