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    • 2. 发明授权
    • Unsaturated polyester resin coating composition
    • 不饱和聚酯树脂涂料组合物
    • US4745141A
    • 1988-05-17
    • US2284
    • 1987-01-12
    • Mamoru AkiyamaSadao ShigematsuAkira Matsumura
    • Mamoru AkiyamaSadao ShigematsuAkira Matsumura
    • C08G63/52C08F283/01C08F299/04C09D155/00C09D167/06C08L67/06
    • C09D167/06C08F299/0478
    • An unsaturated polyester resin coating composition comprises (A) 10 to 45 parts by weight of air dryable unsaturated polyester resin comprising a polybasic acid and a polyhydric alcohol, (B) 50 to 70 parts by weight of a filler and (C) 5 to 50 parts by weight of a vinyl monomer, the total amount of the components (A), (B) and (C) being 100 parts by weight; said unsaturated polyester resin (A) having (1) 10 to 50% of units of at least one member selected from the group consisting of cyclopentadiene and dicyclopentadiene and (2) 2 to 40% by units of an acyclic ether having allyl group and hydroxyl group, said % being % by mole based on said polybasic acid. The composition has an improved drying property and provides a coating film having an improved adhesion property to substrates, particularly in the wet state, and also to top coats, and having improved gloss and sharpness, and is particularly useful as a putty.
    • 不饱和聚酯树脂涂料组合物包含(A)10至45重量份的包含多元酸和多元醇的可空气干燥的不饱和聚酯树脂,(B)50至70重量份的填料和(C)5至50 乙烯基单体重量份,组分(A),(B)和(C)的总量为100重量份; 所述不饱和聚酯树脂(A)具有(1)10〜50%的选自环戊二烯和二环戊二烯中的至少一种的单元和(2)含有烯丙基和羟基的无环醚的2〜40% 所述%为基于所述多元酸的摩尔%。 该组合物具有改进的干燥性能,并且提供了具有改进的与基材的粘附性,特别是在湿润状态下以及顶涂层,并且具有改善的光泽和清晰度的涂膜,并且特别可用作油灰。