申请人:BASF SE
公开号:US10604675B2
公开(公告)日:2020-03-31
The present invention relates to fast-drying, hard-elastic, scratch-resistant, and robust two-component polyurethane coating compositions, to their use, and to coating methods. Synthesis components in the coating compositions comprise polyisocyanate, hydroxyl-containing poly(meth)acrylate polyol, and certain branched polyester polyols, obtainable by polycondensation of hexahydrophthalic anhydride, trimethylolpropane, and optionally further components.
本发明涉及快干、硬弹性、抗划伤和坚固的双组分聚氨酯涂料组合物、其用途和涂覆方法。涂料组合物中的合成组分包括聚异氰酸酯、含羟基的聚(甲基)丙烯酸酯多元醇和某些支链聚酯多元醇,可通过六氢邻苯二甲酸酐、三羟甲基丙烷和可选的其他组分缩聚而获得。