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用试验的方法研究了一种新型PVC稳定剂──碱式丙醇二酸稀土盐的合成,并对产物的含稀土量、红外光谱等物化指标进行了测试。结果表明,产物为C3H5O9RE2,稀土的质量分数为 59.11%;产率为 93%。
A new type of PVC stabilizer named ──galacetylalkanoate rare earth salt was synthesized by the experimental method. The results show that the product is C3H5O9RE2, the mass fraction of rare earth is 59.11%; The yield is 93%.