LYD-1型高效防冻剂的试验研制

The Development of LYD-1 Model Antifreeze Agent

分析了目前国内混凝土防冻剂的使用生产情况，介绍了通过大量试验研制的LYD—1型高效防冻剂的作用机理、合成工艺及其性能，阐述了这种外加剂的特点。

In this paper the uses and productions of the antifreeze agent in our nation is dis-cussed and the authers introduces his high-effective antifreeze agent's actien mechanism, tech-nology of composition and index of performance(LYD-1 model),Which is developed according to amount of tests. Finally,the features of this new-type admixture are setforth.