热老化对不同硬度氢化丁腈密封胶性能的影响  

Effect of heat ageing on performance of sealants based on hydrogenated nitrile rubber with different hardness

作　　者：刘刚 张昱旻 张爱波[2] 唐蒙[2] 曹秀芬[2] 

机构地区：[1]中航工业西安第一飞机设计研究所,陕西西安7100722 [2]西北工业大学理学院应化系,陕西西安710072

出　　处：《粘接》2013年第10期68-71,共4页Adhesion

摘　　要：氢化丁腈橡胶具有高强度、高抗撕裂性、高耐磨性等特点,是综合性能极为出色的橡胶之一。本文研究分析了热老化对氢化丁腈橡胶硬度、拉伸强度及玻璃化转变温度等性能的影响,为实际应用提供理论依据。Hydrogenated nitrile rubber （HNBR） is one of the rubbers having outstanding overall performance and has following character such as high strength,high tear resistance and high abrasion resistance.This paper analyzed the effects of heat ageing on the hardness,tensile strength and glass transition temperature of HNBRs,which provided the theoretical basis for the pratical application of this material.

关 键 词：氢化丁腈橡胶 热空气老化 拉伸性能 交联度 玻璃化温度 

分 类 号：TQ436.6[化学工程]