高分子基PTC导电材料研究开发进展  

Advances in the R & D of polymer based PTC conducting materials

作　　者：罗延龄[1] 

机构地区：[1]中国石油兰州石化公司研究院塑料加工应用所,730060

出　　处：《现代化工》2000年第4期9-13,共5页Modern Chemical Industry

摘　　要：高分子基导电材料是经过特殊设计的高分子导电体 ,具有热敏开关特性 ,已被广泛用于保护元件和加热元件。本文介绍了近 10多年来高分子基 PTC(正温度系数 )导电材料在基础研究、加工制备技术、应用开发诸方面的最新成果 ,指出了高分子基Polymer based conducting materials are specially designed polymeric conductors with a thermo sensitive switch characteristic. They are widely used in to protect elements and heating elements. Latest achievements made in the past dozen years in basic research, processing & manufacturing technology and application development of polymer based PTC conducting materials are reviewed. The development prospect of polymer based PTC materials is also described.

关 键 词：高分子导电材料 PTC 过热保护元件 

分 类 号：TM243.051[一般工业技术—材料科学与工程] TM772[电气工程—电工理论与新技术]