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溴化丁基橡胶/丁腈橡胶并用胶微观结构及性能研究
引用本文:纪玲慧,李京超,金振涣,李宇晟,卢咏来,张立群.溴化丁基橡胶/丁腈橡胶并用胶微观结构及性能研究[J].橡胶工业,2018,65(9):971-974.
作者姓名:纪玲慧  李京超  金振涣  李宇晟  卢咏来  张立群
作者单位:弹性体节能和资源化教育部工程研究中心;北京市新型高分子材料制备与加工重点实验室;北京化工大学先进弹性体材料研究中心;中策橡胶集团有限公司
摘    要:用改性沥青作相容剂,研究溴化丁基橡胶(BIIR)/丁腈橡胶(NBR)并用胶的微观结构和性能。结果表明:与未添加改性沥青CJ-100的BIIR/NBR并用胶相比,添加改性沥青CJ-100的BIIR/NBR并用胶的相容性较好,加工性能改善,气密性、耐屈挠和耐臭氧性能提高;添加5份改性沥青CJ-100的BIIR/NBR(并用比为80/20)并用胶物理性能、气密性、耐屈挠和耐臭氧性能较好,气密性接近全BIIR胶料,有望用于全钢载重子午线轮胎气密层。

关 键 词:丁腈橡胶  溴化丁基橡胶  并用胶  两相相容剂  气密性
收稿时间:2017/9/12 0:00:00
修稿时间:2017/9/12 0:00:00

Research on the microstructure and properties of brominated butyl rubber/ nitrile butadiene rubber blends
jilinghui,lijingchao,jinzhenhuan,liyusheng,luyonglai and zhangliqun.Research on the microstructure and properties of brominated butyl rubber/ nitrile butadiene rubber blends[J].China Rubber Industry,2018,65(9):971-974.
Authors:jilinghui  lijingchao  jinzhenhuan  liyusheng  luyonglai and zhangliqun
Abstract:Nitrile butadiene rubber(NBR) with good air tightness, was expected to become the ideal of inner liner raw rubber material of all steel radial tire. In order to obtain good performance of air barrier materials, the modified asphalt was selected as a two-phase compatibilizers and the relationship between the microstructure and the properties of nitrile butadiene rubber/brominized butyl rubber(BIIR) blends were investigated. Results show that the BIIR/NBR blends with compatilizer are dispersed phase small and uniform and have good processing performance and mechanical properties and its gas barrier property is equal to pure BIIR; the fatigue resistance performance is better and the best blend ratio is 80/20; resistant to ozone aging performance greatly improves after adding compatilizer.
Keywords:NBR  BIIR  blends  two-phase compatibilizers  gas barrier property
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