Separately , tma can be used as the cross linking agent to make the polyester resin and epoxy resin for the making of thermoset powder coatings , binding agent , and intermedium of dyestuff , medicine , and resin . moreover , tma can be used to make polyester imido coatings which care special insulated paints for motors 另外,偏酐还可以作热固性粉末涂料聚脂树脂和环氧树脂的交联剂,可用于分散性氨基甲酸乙脂聚脂中,使其在环境温度为70时,性质稳定,并具有高光泽度快干耐磨等多种特性。