本文以丁二酸酐(SAA)、2-羟基-4-(2-羟基乙氧基)-2-甲基苯丙酮(D2959)和环氧油酸(EOA)为原料,合成了一种具有感光性的脂肪酸S-2-E,并用于碳酸钙的改性.然后以油酸(OA)改性碳酸钙为对比,通过吸油量测试、差动光照热分析仪(DPC)、动态力学分析(DMA)、扫描电镜(SEM)等测试手段讨论了S-2-E对碳酸钙的改性效果、相应改性碳酸钙S-2-E-CaCO3的光活性及S-2-E-CaCO3对UV涂料的性能影响.结果显示,S-2-E对碳酸钙的改性效果与OA相当.碳酸钙经S-2-E改性后具有一定的光活性,能参与UV涂料的固化,固化膜的硬度、耐水性等性能有所改善.
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