摘要
用DSC方法研究了羧化聚苯醚(CPPO)/磺化聚苯乙烯(SPS)、以及它们对应的碱金属离子(Li+、Na+、Cs+)中和的离聚物共混体系的相容性.结果表明,这一体系具有较宽的相容范围,金属离子的引入使共混体系的相容性有所变化,Li+和Cs+能促进相容性,而Na+则使相溶性略有减弱.
A broad range of miscibility was observed in blends of carboxylated poly (phenylene oxide) ionomers/sulfonated polystyrene ionomers,Compared with blends containing only one component ionomers,compared with blends containing only one component ionomers.It was suggested that it was because the different ionic groups in different components aggregate miscellaneouslly rather than respectively,which acts as one of driving forces to mix more evenly the components.In addition,the types of cation influence the miscibility.
出处
《高分子学报》
SCIE
CAS
CSCD
北大核心
1997年第6期658-663,共6页
Acta Polymerica Sinica
基金
国家自然科学基金
国家重大关键基础研究项目