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聚碳酸酯立体复合物:从无定型到结晶型材料转变
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Crystalline Polyesters from CO2 and 2-Butyne via α-Methylene-β-butyrolactone Intermediate
双功能SalenCr(Ⅲ)Cl催化羰基硫与环氧烷烃共聚
Release time:2019-03-11
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Indexed by:
会议论文
First Author:
刘野
Co-author:
任伟民,吕小兵
Date of Publication:
2015-10-17
Document Type:
A
Page Number:
11-11
Key Words:
二氧化碳;立构规整性聚合;手性聚碳酸酯;自组装;结晶
Abstract:
由二氧化碳与环氧烷烃交替共聚合成降解性聚碳酸酯是重要的绿色聚合反应之一。然而，先前发展的二氧化碳基聚碳酸酯是非晶且玻璃化转变温度较低，存在高温强度迅速变差等问题。通过立构规整性聚合使碳酸酯单元在主链上有序排列是该类聚碳酸酯结晶的主要途径。
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