聚丙烯基直流电缆绝缘材料的研究进展  

Research progress in polypropylene-based insulation materials for direct current power cables

作　　者：宋佳宁 杜斌[1] 张振莉[1] 高岗岗 荔栓红[1] 祝文亲 曹文斌 陈商涛[1] SONG Jianing;DU Bin;ZHANG Zhenli;GAO Ganggang;LI Shuanhong;ZHU Wenqin;CAO Wenbin;CHEN Shangtao(Petro China Petrochemical Research Institute,Beijing 102206,China;School of Materials Science and Engineering,University of Science and Technology Beijing,Beijing 100083,China;PetroChina Qing Yang Petrochemical Company,Qingyang 745100,China)

机构地区：[1]中国石油天然气股份有限公司石油化工研究院,北京102206 [2]北京科技大学材料科学与工程学院,北京100083 [3]中国石油庆阳石化公司,甘肃庆阳745100

出　　处：《中国塑料》2022年第11期174-182,共9页China Plastics

摘　　要：阐述了直流电缆绝缘的基本要求,介绍了聚丙烯(PP)材料用于直流电缆绝缘时在力学性能、耐老化性能、绝缘性能及导热性能等方面存在的问题,综述了PP共聚改性、纳米粒子改性、共混改性和接枝改性的研究进展,并对PP基直流电缆绝缘材料在电力电缆领域未来的研究方向提出了展望。This paper introduced the basic requirements of direct current(DC)cable insulation as well as the problems existing in mechanical properties,aging resistance,insulation properties and thermal conductivity when using polypropylene as a raw material for DC cable insulation. The research progress in the copolymerization modification,nanoparticle modification,blend modification and graft modification of polypropylene was reviewed. The future research direction of polypropylene-based materials for DC cable insulation was prospected.

关 键 词：电缆绝缘 直流输电 聚丙烯 纳米改性 空间电荷 

分 类 号：TQ325.14[化学工程—合成树脂塑料工业]