张艳芬,劳俊杰,肖建斌.EPDM/PP/POE热塑性弹性体性能的研究[J].橡胶科技,2015,13(3):19-22. |
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EPDM/PP/POE热塑性弹性体性能的研究 |
Properties of EPDM/PP/POE Thermoplastic Elastomer |
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DOI: |
中文关键词: 三元乙丙橡胶 聚丙烯 聚烯烃弹性体 热塑性弹性体 酚醛硫化树脂 动态硫化 |
英文关键词: EPDM PP POE thermoplastic elastomer phenolic curing resin dynamic vulcanization |
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中文摘要: |
研究三元乙丙橡胶(EPDM)/聚丙烯(PP)/聚烯烃弹性体(POE)热塑性弹性体的性能。结果表明:随着溴化辛基酚醛硫化树脂SP-1055用量增大,EPDM/PP/POE的硫化程度增大,硬度呈上升趋势,拉断伸长率、拉断永久变形和压缩永久变形呈减小趋势,定伸应力和拉伸强度先提高后降低;使用POE810,EPDM/PP/POE热塑性弹性体的100%定伸应力、拉伸强度和拉断永久变形较大,压缩永久变形较低,综合物理性能较好。 |
英文摘要: |
The properties of EPDM/PP/POE thermoplastic elastomer were investigated in this study.Firstly,the addition level of brominated octyl phenolic curing resin SP-1055 was studied.It was found that with the increase of addition level of SP-1055,the cross-link degree of EPDM/PP/POE increased,the hardness also increased,while the elongation at break,permanent tensile set and compression set all decreased.Secondly,the experimental test results showed that by using POE810,the EPDM/PP/POE possessed good overall physical properties,such as large tensile modulus at 100% elongation,tensile strength and permanent tensile set,and low compression set. |
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