stannosiloxane polymers

The kinetics of(R,S) β-butyrolactone polymerization initiated with a new distannoxane compound were investigated at various monomer/initiator ratios and reaction temperatures with dilatometer.

采用膨胀计法研究环烷氧锡引发β-丁内酯开环聚合动力学,表明链增长反应对单体浓度和引发剂浓度的反应级数分别为1和0。

In this paper,a distannoxane compound with well-defined structure was synthesized from the reaction of di-n-butyltin oxide with 2,3-butanediol.

合成一种环烷氧锡化合物,用氢谱、元素分析和质谱对其结构进行表征确认,并以其作为β-丁内酯开环聚合的引发剂制备聚-3-羟基丁酸酯,考察了单体引发剂配比、聚合时间和聚合温度等聚合条件对聚合产物特性粘度的影响。

Acetalization of Crotonaldehyde and Glycol to Acetal Catalyzed by Tetraorganodistannoxane;

四烃基二锡氧烷的催化缩醛化性能研究