本发明公开了三羟甲基丙烷三丙烯酸酯在制备聚羧酸减水剂中的应用。本发明提供了三羟甲基丙烷三丙烯酸酯的一种新用途,具体为三羟甲基丙烷三丙烯酸酯在制备聚羧酸减水剂中的应用;在聚羧酸减水剂中加入三羟甲基丙烷三丙烯酸酯,提高了减水剂的初始砂浆流动度,且能在较长的时间内保持稳定的砂浆流动度,有效地降低了坍落度的经时 The invention discloses the application of trimethylolpropane triacrylate in preparing polycarboxylic superplasticizer. The present invention provides a new use of trimethylolpropane triacrylate, in particular trimethylolpropane triacrylate in the preparation of polycarboxylate superplasticizer; polycarboxylate superplasticizer added to the three The methylol propane triacrylate improves the initial mortar fluidity of the water reducer and can maintain a stable fluidity of the mortar for a long period of time and effectively reduce the time lapse of the slump