超临界CO_(2)流体制备发泡聚氯乙烯塑料的研究进展  

Research progress on preparation of foamed polyvinyl chloride plastics by supercritical CO_(2)fluid

作　　者：聂婧思 单芙蓉 丁国军 李丽 童晓鹏 NIE Jingsi;SHAN Furong;DING Guojun;LI Li;TONG Xiaopeng(Xinjiang Tianye(Group)Co.,Ltd.,Shihezi,China)

机构地区：[1]新疆天业(集团)有限公司,新疆石河子

出　　处：《中国氯碱》2024年第8期15-18,共4页China Chlor-Alkali

基　　金：兵团“两区”建设计划(2023AB025)。

摘　　要：主要阐述了超临界CO_(2)流体制备发泡聚氯乙烯塑料的原理及发泡过程。根据生产工艺的不同,超临界CO_(2)发泡工艺可分为间歇成型、注塑成型和挤出成型等。同时探讨了影响发泡聚氯乙烯材料的泡孔结构因素,展望了超临界CO_(2)流体制备发泡材料的发展前景。This article mainly elaborates on the principle and foaming process of preparing foamed polyvinyl chloride plastics by supercritical CO_(2)fluid.According to different production processes,the supercritical CO_(2)foaming process can be divided into batch molding,injection molding,and extrusion molding,etc.At the same time,the factors affecting the cell structure of foamed polyvinyl chloride materials are discussed,and the development prospects of preparing foamed materials by supercritical CO_(2)fluid are prospected.

关 键 词：超临界CO_(2)流体 发泡材料 聚氯乙烯 发泡工艺 

分 类 号：TQ325.3[化学工程—合成树脂塑料工业]