苯乙烯马来酸酐共聚物化学改性研究进展

Research Progress in Chemical Modification of Styrene-Maleic Anhydride Copolymer

苯乙烯-马来酸酐共聚物具有优异的乳化、成膜、增稠等特性,是一种重要的功能化聚合物.从酯化、胺化、苯环接枝、带上电荷、引入功能性基团和引入第三单体等方面对于苯乙烯-马来酸酐共聚物化学改性进行了全面的总结,简评了各种化学改性的方法及改性共聚物的优点,报道了化学改性方法近年来出现的新进展.

A review is provided of recent research progress about the chemical modification of styrene-maleic anhydride （SMA） copolymer.It is pointed out that SMA copolymer is a kind of important functional polymers and has excellent emulsifying properties,film formation ability,and thickening capability.An overall summary is made about the chemical modification of SMA copolymer in relation to esterification,amination,grafting,ionization,introduction of functional radicals and the third monomer.Various methods for chemical modification and advantages of modified SMA are briefed.The recent progress concerning the chemical modification methods is highlighted.