A new type of methylacrylate monomer, which is used to prepare anaerobic sealant used in metal piples, is synthesized by methylacrylic acid reacted respectively with the epoxy? compound of high boiling point and TDI.

• 采用甲基丙烯酸与高沸点的环氧化合物形成甲基丙烯酸羟烷酯,再与甲苯二异氰酸酯反应制得一种新型的甲基丙烯酸酯单体,该单体主要用于制备金属管道用丙烯酸酯厌氧密封胶。