食品级包装PCR塑料的再利用工艺优化研究  

Optimization of reuse process for PCR plastics in food grade packaging

作　　者：赵宏泽 黄齐飞 王栓紧 ZHAO Hong-ze;HUANG Qi-fei;WANG Shuan-jin(Guangzhou Liying Plastic Co.,Ltd.,Guangzhou 510000,China;School of Petrochemical Engineering,Fuzhou University,Fuzhou 350108,China;School of Chemistry,Sun Yat sen University,Guangzhou 510006,China)

机构地区：[1]广州丽盈塑料有限公司,广东广州510000 [2]福州大学石油化工学院,福建福州350108 [3]中山大学化学学院,广东广州510006

出　　处：《聚酯工业》2024年第4期70-72,共3页Polyester Industry

基　　金：广东省塑料包装容器工程技术研究中心建设项目课题(20160920)。

摘　　要：本文介绍了PCR再生塑料在食品级包装中的应用现状,计算了分子量调节对PCR材料性能的影响,并经计算验证了增韧技术的效果。同时,介绍了优化PCR材料的环境友好性和法规遵从的重要性,推荐了一系列提升PCR再生塑料在食品级包装应用中性能和安全性的技术方案。This article introduces the current application status of PCR recycled plastics in food grade packaging,calculates the effect of molecular weight regulation on the properties of PCR materials,and verifies the effect of toughening technology through calculation.At the same time,the importance of optimizing the environmental friendliness and regulatory compliance of PCR materials was introduced,and a series of technical solutions were recommended to improve the performance and safety of PCR recycled plastics in food grade packaging applications.

关 键 词：PCR再生塑料 食品级包装 分子量调节 增韧技术 环境友好性 

分 类 号：TQ315[化学工程—高聚物工业]