气相色谱法检测聚乙烯中芥酸酰胺的含量  

Determination of Erucylamide in Polyethylene by Gas Chromatography

作　　者：陈冬梅[1] 徐大智 吉豪杰 CHEN Dongmei;XU Dazhi;JI Haojie(Research Institute of Fushun Petrochemical Company,CNPC,Fushun Liaoning 113001,China)

机构地区：[1]中国石油天然气股份有限公司抚顺石化分公司研究院,辽宁抚顺113001

出　　处：《当代化工》2025年第1期248-252,共5页Contemporary Chemical Industry

基　　金：中国石油天然气股份有限公司抚顺石化分公司地区级项目(项目编号:F-720022A3)。

摘　　要：介绍了使用气相色谱法检测聚乙烯中芥酸酰胺含量的方法,并对影响检测结果的因素如萃取时间、溶剂与样品体积比等分别进行考察,通过优化设计得出最优的样品处理条件。对不同的定量方法进行考察,确定使用相对校正因子的公式化方法更方便快捷。结果表明:针对不同的聚乙烯基料,将样品进行相应的预处理,能够高效、准确地检测出聚乙烯中芥酸酰胺的含量。应用建立的方法对工业聚乙烯产品进行分析,检测数据均达到了误差要求。A method for determination of erucylamidein polyethylene by gas chromatography was introduced.The factors affecting the detection results,such as extraction time,solvent to sample ratio,were examined respectively,and the optimal sample processing conditions wereobtained by optimal design.Different quantitative methods are investigated,and itwasdeterminedthatthe method using relative correction factor was more convenient and quick.The experiment result showed that the content of erucylamide in polyethylene could be detected efficiently and accurately by pretreating the samples according to different polyethylene base materials.The established method was applied to the analysis of industrial polyethylene products,and the test data all met the error requirements.

关 键 词：气相色谱 聚乙烯 芥酸酰胺 优化设计 定量检测 公式化 

分 类 号：TQ014[化学工程]