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    • 9. 发明授权
    • Beverage containers coated with a water-based liner
    • 涂有水性衬里的饮料容器
    • US4283428A
    • 1981-08-11
    • US775489
    • 1977-03-08
    • William J. Birkmeyer
    • William J. Birkmeyer
    • C08G59/52C09D163/00B65D85/72
    • C08G59/52C09D163/00
    • Metal containers suitable for packaging beer and other beverages have as the internal sanitary liner a film of a water-based coating composition prepared by dissolving or dispersing in aqueous medium an at least partially neutralized reaction product of a polyepoxide having a 1,2-epoxy equivalency greater than 1.0 and an amino acid containing at least one amine group and at least one carboxyl group, wherein the amine groups of the amino acid are preferentially reactive with the epoxy groups of the polyepoxide, and a curing or cross-linking agent. These compositions provide containers with cured liners which do not impart undesirable turbidity or taste characteristics to the beer, soft drinks or fruit juices packaged therein.
    • 适用于包装啤酒和其他饮料的金属容器具有作为内部卫生衬里的水性涂料组合物的膜,其通过将具有1,2-环氧当量的聚环氧化物的至少部分中和的反应产物溶解或分散在水性介质中而制备 大于1.0和含有至少一个胺基和至少一个羧基的氨基酸,其中氨基酸的胺基优先与多环氧化物的环氧基反应,以及固化或交联剂。 这些组合物为容器提供固化的衬垫,其不会对包装在其中的啤酒,软饮料或果汁产生不利的浊度或味道特性。