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本文运用溶解度参数理论,对非晶态聚氯乙烯在73种有机溶剂中的耐蚀性进行了统计分析,提出以△δ_A=|(δ_(ds)—δ_(dp))|~(1/2)+|(δ_(PS)—δ_(PP)|~(1/2)+|(δ_(hs)—δ_(hp)|~(1/2) △δ_B=[|(δ_(ds)—δ_(dp)|+|(δ_(pe—δ_(pp)|+|(δ_(hs)—_(hp)|]~(1/2)两式来计算△δ_A和△δ_B,并以此作为判断聚合物耐有机溶剂的标准。绘出了聚氯乙烯的△δ_A~(△δ_(hs—△δ_(hp)和△δ_B~(δ_(hs)