【摘要】 本文通过分子设计和固相力化学合成方法研究开发了一种具有负温度系数效应的新型智能火灾报警电缆复合材料。其电阻温度系数、材料常数等电气特性可以控制,可用作感温探测器、报警电缆、设备过热保护装置、温度控制器等,使用温度30~250℃。更多还原

【Abstract】 This paper presents the development of a new composite material with negative temperature coefficient used in intelligence fire alarm cables by the molecular design and chemical synthetics by the solid phase force.With controlled electrical properties such as resistance temperature coefficient and material constant,this material is suitable for use in temperature sensor,fire alarm cable,overheat protection,temperature controller etc with temperature range between 30(℃) and 250(℃).更多还原