二氧化碳(CO2)刺激响应性聚合物是近年来新发展的一类智能型聚合物.它是指在向聚合物体系内部引入或排出CO2气体后,聚合物的结构与性质能够发生可逆变化的新型大分子.由于在调控的过程中只向体系内部引入了CO2气体刺激源,使得在多次可逆的循环过程中避免了传统刺激方式(酸碱、氧化还原剂、离子、酶等)的杂质积累,因此具有极高的应用潜力和价值.利用聚合物响应CO2的特性,可以在多个方面对其进行开发和应用.文中对近年来各种新型CO2刺激响应性聚合物的合成、组装及应用进行总结与归纳,并对这类智能大分子的应用前景和发展方向进行了合理展望.
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