浅析线型低密度聚乙烯(LLDPE)树脂及工艺技术  

Analysis of Linear Low Density Polyethylene(LLDPE)Resin and Process Technology

作　　者：胡井强 赵飞 张鑫 HU Jing-qiang;ZHAO Fei;ZHANG Xin(Zhejiang Hengyi Group Co.,Ltd.,Zhejiang Hangzhou 311200;Shenhua Baotou Coal Chemical Co.,Ltd.,Inner Mongolia Baotou 014010,China)

机构地区：[1]浙江恒逸集团有限公司,浙江杭州311200 [2]神华包头煤化工有限责任公司,内蒙古包头014010

出　　处：《广州化工》2021年第2期99-102,共4页GuangZhou Chemical Industry

摘　　要：文章以线型低密度聚乙烯树脂为分析对象,阐述其分子结构、应用分类、聚合机理等基础知识。通过比较不同专利商的线型低密度聚乙烯工艺技术和工艺特点,并结合多年来的生产经验及新建线型低密度聚乙烯装置的选型经历,提出关于线型低密度聚乙烯树脂应用及工艺技术选型的想法,期望可以为线型低密度聚乙烯工艺技术的选型和产品方案的选择提供指导和借鉴。The basic knowledge of linear low density polyethylene resin,including its molecular structure,application classification and polymerization mechanism,was discussed.By comparing the process technology and process characteristics of different LLDPE patent vendors,combining process experience accumulated in the production process and the selection experience of the newly built LLDPE process device,thoughts and ideas were put forward hoping to provide guidance and reference for the selection of linear low-density polyethylene process technology and scope basis product mix.

关 键 词：LLDPE 线型 气相法 UNIPOL ZIEGLER-NATTA催化剂 茂金属聚乙烯 双峰 

分 类 号：TQ325.12[化学工程—合成树脂塑料工业]