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    • 4. 发明授权
    • Coating agent based on a branched hydroxyl group-containing
polyester-modified polyacrylate resin and use thereof
    • 基于含支链羟基的聚酯改性聚丙烯酸酯树脂的涂料及其用途
    • US6120851A
    • 2000-09-19
    • US230532
    • 1999-01-25
    • Harald BorgholteHeinz-Peter RinkWerner-Alfons JungMichael Brunnemann
    • Harald BorgholteHeinz-Peter RinkWerner-Alfons JungMichael Brunnemann
    • C08G18/40C08G18/63C09D133/04C09D151/08C09D167/00C08L67/00
    • C09D151/08C08G18/4063C08G18/631C09D167/00
    • The present invention relates to a coating composition comprising(A) at least one hydroxyl-containing component which [lacuna] of(A1) from 5 to 60% by weight of at least one polyester and(A2) from 40 to 95% by weight of at least one polyacrylate resin which has been prepared at least partially in the presence of component (A1) and(B) at least one crosslinking agent, characterized in that component (A2) is obtainable from the monomer units:(a) a cycloaliphatic ester of (meth)acrylic acid,(b) a hydroxyl-containing alkyl ester of (meth)acrylic acid,(c) a monomer which is different from (a) and (b) and has at least two polymerizable, olefinically unsaturated double bonds,(d) optionally a further hydroxyl-containing, ethylenically unsaturated monomer which is different from (a), (b) and (c),(e) an aliphatic ester of (meth)acrylic acid which is different from (a), (b), (c) and (d),(f) a vinyl-aromatic hydrocarbon which is different from (a), (b), (c), (d) and (e), and(g) a further ethylenically unsaturated monomer which is different from (a), (b), (c), (d), (e) and (f).
    • PCT No.PCT / EP97 / 03661 Sec。 371日期1999年1月25日 102(e)1999年1月25日PCT PCT 1997年7月10日PCT公布。 公开号WO98 / 03598 日本公开日1998年1月29日本发明涉及一种涂料组合物,其包含(A)至少一种含羟基成分,其中(A1)为5至60重量%的至少一种聚酯和(A2)40 至少一种在组分(A1)和(B)存在下至少部分制备的至少一种交联剂的至少一种聚丙烯酸酯树脂,其特征在于组分(A2)可从单体单元获得: (a)(甲基)丙烯酸的脂环族酯,(b)(甲基)丙烯酸的含羟基烷基酯,(c)不同于(a)和(b)的单体,并具有至少两个 可聚合的烯属不饱和双键,(d)任选的另外的含羟基的烯属不饱和单体,其不同于(a),(b)和(c),(e)(甲基)丙烯酸的脂族酯, 与(a),(b),(c),(d)和(e)不同的(a),(b),(c)和(d) 和(g)不同于(a),(b),(c),(d),(e)和(f)的另外的烯属不饱和单体。