POLYESTER-BASED COATING COMPOSITION FOR METAL SUBSTRATES
    1.
    发明申请
    POLYESTER-BASED COATING COMPOSITION FOR METAL SUBSTRATES 审中-公开
    用于金属基材的基于聚酯的涂料组合物

    公开(公告)号:WO2012051540A2

    公开(公告)日:2012-04-19

    申请号:PCT/US2011056376

    申请日:2011-10-14

    Abstract: The present invention provides novel packaging articles, e.g., food and beverage cans, having a novel coating composition applied to at least a portion of a surface thereon. In preferred embodiments, the coating composition includes at least a film-forming amount of a copolyester resin having a backbone that includes one or more soft segments and a plurality of hard segments. The copolyester resin preferably has a glass transition temperature from about from about 10°C to about 50°C. The present invention also provides a method for making coated articles.

    Abstract translation: 本发明提供新颖的包装制品,例如食品和饮料罐,其具有应用于其上的表面的至少一部分的新型涂料组合物。 在优选实施方案中,涂料组合物至少包含成膜量的共聚酯树脂,其具有包含一个或多个软链段和多个硬链段的主链。 共聚酯树脂的玻璃化转变温度优选为约10℃至约50℃。 本发明还提供一种制造涂敷制品的方法。

    REMOVABLE CLOSURE AND COATING SYSTEM
    4.
    发明申请
    REMOVABLE CLOSURE AND COATING SYSTEM 审中-公开
    可拆卸的封闭和涂层系统

    公开(公告)号:WO2015050755A8

    公开(公告)日:2016-01-14

    申请号:PCT/US2014057131

    申请日:2014-09-24

    CPC classification number: B65D41/023 B32B2435/02 C09D167/02 C08L61/12

    Abstract: The present invention provides coating systems that use polycyclic polyester resins in combination with phenolic resins. The combination of these resin materials provides a coating composition that provides cured coatings with excellent adhesion, blush resistance, stain resistance, and corrosion resistance in a single coating composition. This makes the coating compositions well suited for use to form coatings on closures used in the packaging industry for food and beverages. In many embodiments, even though PVC and BPA materials are excluded, the coating compositions provide monocoats whose performance substantially matches and even exceeds the performance of monocoats formed from PVC and BPA containing materials.

    Abstract translation: 本发明提供了使用多环聚酯树脂与酚醛树脂组合的涂料体系。 这些树脂材料的组合提供了一种涂料组合物,其在单一涂料组合物中提供具有优异粘附性,抗褪色性,耐污染性和耐腐蚀性的固化涂料。 这使得涂料组合物非常适合用于在用于食品和饮料的包装工业中使用的封闭物上形成涂层。 在许多实施方案中,即使不排除PVC和BPA材料,涂料组合物提供其性能基本上匹配并甚至超过由含有PVC和含BPA的材料形成的单壳酸酯的性能的单壳脂。

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