Cationic electrodeposition paint compositions
    61.
    发明授权
    Cationic electrodeposition paint compositions 有权
    阳离子电沉积涂料组合物

    公开(公告)号:US08729196B2

    公开(公告)日:2014-05-20

    申请号:US12230316

    申请日:2008-08-27

    摘要: This invention discloses cationic electrodeposition paint compositions which comprise specific amino group-containing modified epoxy resin, specific xylene-formaldehyde resin-modified, amino group-containing epoxy resin and blocked polyisocyanate curing agent at specific blend ratios, and which can form coating film of excellent film thickness retention, finished appearance and electrocoatability on galvanized alloy steel sheet and of good corrosion resistance, even when the amount of volatile organic compound in the cationic electrodeposition paint is reduced.

    摘要翻译: 本发明公开了具有特定氨基的改性环氧树脂,特定的二甲苯 - 甲醛树脂改性的含氨基的环氧树脂和封闭的多异氰酸酯固化剂的特定混合比例的阳离子电沉积涂料组合物,其可以形成优异的涂膜 即使当阳离子电沉积涂料中的挥发性有机化合物的量减少时,镀锌合金钢板上的膜厚度保持,成品外观和电泳性也具有良好的耐腐蚀性。