会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 2. 发明授权
    • Acrylic coating compositions
    • 丙烯酸涂料组合物
    • US4407990A
    • 1983-10-04
    • US348088
    • 1982-02-11
    • Derrard M. HallRoy A. KempChristopher H. Such
    • Derrard M. HallRoy A. KempChristopher H. Such
    • C08L1/12C08L1/00C08L1/14C08L33/00C08L33/04C08L33/12C09D4/06C09D133/04C09D133/06
    • C09D4/06C09D133/062C08L1/14
    • An acrylic coating composition suitable for use as an automotive refinish lacquer comprises a mixture of(a) a solution in volatile organic solvent of an acrylic copolymer of 75-90% methyl methacrylate, 1.5-6.0% dimethylaminoethyl methacrylate and 8-23.5% of butyl acrylate, butyl methacrylate or lauryl methacrylate, the copolymer having a Tg of 80.degree.-95.degree. C.;(b) a solution in volatile organic solvent of cellulose acetate butyrate, the cellulose acetate butyrate having a viscosity of 0.5-5 sec and a hydroxyl value of 2 maximum; and(c) a monomeric ester plasticizersuch that the non-volatile constituents of (a), (b) and (c) comprise respectively 43.5-64.0%, 15.0-25.5% and 21.0-31.5% of the total weight of non-volatile material of (a) plus (b) plus (c).
    • 适合用作汽车修补漆的丙烯酸涂料组合物包括(a)75-90%甲基丙烯酸甲酯,1.5-6.0%甲基丙烯酸二甲氨基乙酯和8-23.5%丁基丙烯酸酯的丙烯酸共聚物的挥发性有机溶剂中的溶液 丙烯酸酯,甲基丙烯酸丁酯或甲基丙烯酸月桂酯,所述共聚物的Tg为80〜-95℃。 (b)乙酸丁酸纤维素的挥发性有机溶剂中的溶液,醋酸丁酸纤维素的粘度为0.5-5秒,羟基值最大为2; 和(c)单体酯增塑剂,使得(a),(b)和(c)的非挥发性组分分别包含非离子表面活性剂的总重量的43.5-64.0%,15.0-25.5%和21.0-31.5% (a)加(b)加(c)的挥发性物质。