含螺环原碳酸酯齐聚物的合成表征及与环氧树脂的固化反应

Synthesis of Prepolymers Containing Spiro Ortkocarbonate and Their Curing Reactions with Epoxy Resin

摘要: 合成了一种新的带羟基的螺环原碳酸酯，根据它与ＭＤＩ或ＨＤＩ的不同配比，制备了分子量不同的预聚物，其结构得到了核磁和红外数据的证实。用示差扫描量热仪和红外跟踪环氧树脂及其与预聚物混合后的固化反应过程。

Abstract: his paper described the Synthesis of a new spiro orthocarbonate 3,9-dihydroxymetthylene-3', 9'-diethyl--1,5,7,11-tetraoxaspiro5,5 undecane. Upon the mole ratio of spiro ortho carbonate to MDI (HDI), the prepolymers with various molecular weights were pr