Based on the analysis of the dissolution and crystallization behaviors of polyethylene in solvent via solution DSC, the solution fractionations for HDPE are conducted by stepwise controlling both the temperature and the amount of precipitant.
本文在溶液DSC分析聚乙烯的溶解行为和溶液结晶行为的基础上，对高密度聚乙烯进行了溶液分级研究，并对级分样品进行DSC结晶度测定。
