CURABLE POLYURETHANE COATING COMPOSITION AND METHOD OF PREPARING THE SAME
    3.
    发明申请
    CURABLE POLYURETHANE COATING COMPOSITION AND METHOD OF PREPARING THE SAME 审中-公开
    可固化的聚氨酯涂料组合物及其制备方法

    公开(公告)号:US20160272845A1

    公开(公告)日:2016-09-22

    申请号:US15035634

    申请日:2013-11-27

    Inventor: Yue Shen Fu Zhan Yan Wu

    Abstract: A curable coating composition having satisfactory low temperature curing property and fast drying speed while maintaining the flexibility and impact resistance of coating films, and also providing the coating films with good anti-corrosion property and good adhesion to a steel substrate; and a process of preparing the curable coating composition.

    Abstract translation: 一种具有令人满意的低温固化性能和快速干燥速度同时保持涂膜的柔软性和耐冲击性的可固化涂料组合物,并且还提供具有良好的防腐蚀性能和对钢基材的良好粘附性的涂膜; 以及制备可固化涂料组合物的方法。

    Aqueous Dispersion Comprising a Multistage Polymer and Process of Making the Same

    公开(公告)号:US20250154306A1

    公开(公告)日:2025-05-15

    申请号:US19022473

    申请日:2025-01-15

    Abstract: A coating composition comprising an aqueous dispersion of a multistage polymer. The multistage polymer comprises a first polymer, a second polymer, and a third polymer. The first polymer has a Tg less than 0° C. and comprises structural units of a carbonyl-containing functional monomer. The second polymer has a Tg less than 0° C. and comprises from 0.1% to 10% by weight of the second polymer of a multifunctional monomer containing two or more different ethylenically unsaturated polymerizable groups. The third polymer having a Tg higher than 50° C. comprises structural units of an ethylenically unsaturated nonionic monomer. A coating formed from the coating composition has a 600 gloss retention >50% after the QUV testing for 1,100 hours or longer and/or impact resistance of at least 40 cm-kg.

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