聚氯乙烯树脂中杂质的产生原因及处理措施  

The causes of impurities in polyvinyl chloride resin and treatment measures

作　　者：赵乾祖 柳文军 周建华 赵雪婷 吴永德 高立宏 ZHAO Qianzu;LIU Wenjun;ZHOU Jianhua;ZHAO Xueting;WU Yongde;GAO Lihong(Jinchuan Group Chemical New Materials Co.,Ltd.,Jinchang 797100,China)

机构地区：[1]金川集团化工新材料有限责任公司,甘肃金昌737100

出　　处：《聚氯乙烯》2024年第8期1-2,共2页Polyvinyl Chloride

摘　　要：探讨了PVC树脂中杂质产生的主要原因。针对来自于原料、聚合工序、汽提工序、干燥工序的杂质提出了有针对性的管控措施。管控后,SG5型PVC树脂的杂质粒子数显著下降,提高了产品质量和市场竞争力。The main causes of impurities in PVC resin were explored.Targeted control measures were proposed for impurities from raw materials,polymerization process,stripping process,and drying process.After the implementation of control measures,the number of impurity particles in PVC SG5 resin was decreased significantly,product quality and market competitiveness were improved.

关 键 词：聚氯乙烯 杂质粒子数 原料 聚合 汽提 干燥 管控措施 

分 类 号：TQ325.3[化学工程—合成树脂塑料工业]