为了预测聚烯烃弹性体(POE)与不同聚酰胺(PA6、PA11和PA1010)的相容性及共混物的力学性能和介观形貌,采用分子动力学(MD)和介观动力学(MesoDyn)模拟方法对不同种类的POE/PA共混物进行了研究.结果表明,3种共混体系中PA11/POE共混物的拉伸模量、体积模量及剪切模量都较小,韧性比较好,力学性能和结合能最好;MesoDyn模拟结果表明,PA11与POE相容性最好.本模拟方法可以作为预测聚合物共混物性能的有利工具,也可以为高聚物配方设计提供理论参考.
参考文献
[1] | Shu-Lin Bai;Gong-Tao Wang;Jean-Marie Hiver;Christian G'Sell .Microstructures and mechanical properties of polypropylene/polyamide 6/polyethelene-octene elastomer blends[J].Polymer: The International Journal for the Science and Technology of Polymers,2004(9):3063-3071. |
[2] | Christian G'Sell;Shu-lin Bai;Jean-Marie Hiver .Polypropylene/polyamide 6/polyethylene-octene elastomer blends.Part 2:volume dilatation during plastic deformation under uniaxial tension[J].Polymer: The International Journal for the Science and Technology of Polymers,2004(17):5785-5792. |
[3] | A. Das;R.N. Mahaling;K.W. St?ckelhuber;G. Heinrich .Reinforcement and migration of nanoclay in polychloroprene/ethylene-propylene-diene-monomer rubber blends[J].Composites science and technology,2011(3):276-281. |
[4] | Ling Qiu;Heming Xiao .Molecular Dynamics Study Of Binding Energies, Mechanical Properties, And Detonation Performances Of Bicyclo-hmx-based Pbxs[J].Journal of hazardous materials,2009(1):329-336. |
[5] | Wei Zhu;Jijun Xiao;Weihua Zhu;Heming Xiao .Molecular dynamics simulations of RDX and RDX-based plastic-bonded explosives[J].Journal of hazardous materials,2009(2/3):1082-1088. |
[6] | XU XiaoJuan,XIAO JiJun,HUANG Hui,LI JinShan,XIAO HeMing.Molecular dynamics simulations on the structures and properties of ε-CL-20-based PBXs——Primary theoretical studies on HEDM formulation design[J].中国科学B辑(英文版),2007(06):737-745. |
[7] | Xiao JJ;Huang H;Li JS;Zhang H;Zhu W;Xiao HM .A molecular dynamics study of interface interactions and mechanical properties of HMX-based PBXs with PEG and HTPB[J].Journal of Molecular Structure. Theochem: Applications of Theoretical Chemistry to Organic, Inorganic and Biological Problems,2008(1/3):242-248. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分:
-
10%
-
20%
-
30%
-
40%
-
50%