高分子PTC材料及其器件电阻稳定性研究概况  

DEVELOPMENT STATUS OF POLYMER PTC CONDUCTING MATERIAL AND ITS ELECTRICAL RESISTANCE STABILITY

作　　者：罗延龄[1] 

机构地区：[1]中国石油天然气集团公司兰州石油化工公司研究院聚合物加工应用研究所,兰州730060

出　　处：《现代塑料加工应用》2000年第4期41-44,共4页Modern Plastics Processing and Applications

基　　金：中国石油天然气集团公司资助项目

摘　　要：综述了高分子基PTC(正温度系数 )导电材料及其器件开发中最关键的技术———电阻稳定性的研究现状及进展 ,分析了影响电阻稳定性和重复性的因素 ,提出了辐照交联等方法 。The development status and progress of technology about electrical resistance stability which was a key to study polymer PTC(positive temperature coefficient) conducting material and its application were reviewed. The effect factors of the electrical resistance stability were analyzed. The resoluble methods were given, and the basic principle was introduced.

关 键 词：高分子导电材料 PTC效应 电阻稳定性 辐射交联 

分 类 号：TB324[一般工业技术—材料科学与工程]