线性低密度聚乙烯人造草丝专用料制备与表征  

Preparation and characterization of artificial grass silk special material for linear low density polyethylene

作　　者：安彦杰 姜艳峰 李瑞 吴双 姜泽钰 王宇 刘海峰 AN Yan-jie;JIANG Yan-feng;LI Rui;WU Shuang;JIANG Ze-yu;WANG Yu;LIU Hai-feng(Daqing Petrochemical Research Center,Petrochemical Research Institute,PetroChina,Daqing 163714,China;Daqing Zhonglan Petrochemical Co Ltd,Daqing 163714,China)

机构地区：[1]中国石油石油化工研究院大庆化工研究中心,黑龙江大庆163714 [2]大庆中蓝石化有限公司,黑龙江大庆163714

出　　处：《石化技术与应用》2023年第5期340-344,共5页Petrochemical Technology & Application

摘　　要：在50 kg/h气相法聚乙烯中试装置上进行了线性低密度聚乙烯草丝专用料的生产,并开展了加工应用试验。结果表明:所生产草丝专用料的熔体流动速率为0.22 g/min,密度为0.926 g/cm^(3),各项性能达到指标设计要求;制备的人造草丝的耐磨转数达到25000转,断裂平均力为26.5 N,断裂伸长率为48%,达到运动草坪的性能指标要求。The production of the grass silk special material for linear low density polyethylene was carried out on the 50 kg/h gas phase polyethylene pilot plant,and the processing and application test was completed.The results showed that the melt flow rate and density of the grass silk special material were 0.22 g/min and 0.926 g/cm^(3),and the performance met the design requirements.The wear-resisting rotation of the artificial grass silk was 25000 r;the average breaking force was 26.5 N;and the elongation at break was 48%.All the properties of the artificial grass silk reached the index requirements of sports lawn.

关 键 词：人造草丝 线性低密度聚乙烯 熔体流动速率 耐磨转数 运动草坪 

分 类 号：TQ325.12[化学工程—合成树脂塑料工业]