白炭黑分散剂在甲基乙烯基硅橡胶/丁苯橡胶 并用胶中的应用 |
Application of Silica Dispersing Agents in MVQ/SBR Blend |
投稿时间:2018-12-11 修订日期:2018-12-11 |
DOI:10.12136/j.issn.1000-890X.2019.08.0592 |
中文关键词: 白炭黑分散剂 甲基乙烯基硅橡胶 丁苯橡胶 并用胶 动态力学性能 |
英文关键词: silica dispersing agent MVQ SBR blend dynamic mechanical property |
基金项目:国家重点研发计划资助项目(2017YFB0307002);省院省校合作项目(2017JZ0018) |
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中文摘要: |
研究白炭黑分散剂HST和H60EF对甲基乙烯基硅橡胶(MVQ)/丁苯橡胶(SBR)并用胶性能的影响。结果表明:在MVQ/SBR并用胶中加入白炭黑分散剂HST和H60EF,可加快胶料的硫化速度,改善分散性和加工性能,提高混炼效率;白炭黑分散剂HST对MVQ/SBR并用胶的动态力学性能无明显影响,可提高撕裂强度和耐老化性能,可用作MVQ/SBR并用胶的功能性助剂。 |
英文摘要: |
The effects of silica dispersing agent HST and H60EF on the properties of methyl vinyl silicone rubber(MVQ)/styrene butadiene rubber(SBR) blend were studied.The results showed that,by adding silica dispersing agent HST and H60EF in the MVQ/SBR blend,the curing rate of compound increased,the dispersion,processability and mixing efficiency were improved.Silica dispersing agent HST had no obvious effect on the dynamic mechanical properties of MVQ/SBR blend,and could improve the tear strength and aging resistance.It could be used as a functional agent for MVQ/SBR blend. |
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