采用聚醚酰亚胺(PEI)对T700/环氧复合材料进行增韧改性.实验结果表明,PEI改性后环氧树脂复合材料的韧性得到显著提高,力学性能和Tg都稍有下降;在强度满足要求的前提下,PEI含量在20wt％时,所得复合材料的韧性最好,GⅠC达到593.6 J/m2.
参考文献
| [1] | 宣兆龙;易建政;杜仕国.环氧树脂增韧改性研究进展[J].材料导报,2006(z2):443-446. |
| [2] | 王晓洁;张炜;谢群炜.热塑性树脂改性环氧基体配方研究[J].宇航材料工艺,1999(2):21-23. |
| [3] | 丁江平;廖栋;范欣愉.非等温DSC法研究复合材料用环氧树脂的固化反应[J].材料导报,2011(14):139-143. |
| [4] | 张竞;李全步;蒋英;王晓东;黄培.非等温DSC法研究高韧性低收缩环氧体系固化动力学[J].高分子材料科学与工程,2009(6):99-102,106. |
| [5] | Peng M;Li DS;Chen Y;Zheng Q.Effect of an organoclay on the reaction-induced phase-separation kinetics and morphology of a poly(ether imide)/epoxy mixture[J].Journal of Applied Polymer Science,20072(2):1205-1214. |
| [6] | Wenjun Gan;Yingfeng Yu;Xiaoyun Liu.Kinetics of phase separation at the early stage of spinodal decomposition in epoxy resin modified with PEI blends[J].Colloid and polymer science,20091(1):23-28. |
| [7] | Alfarraj AA;Nauman EB.Spinodal decomposition in ternary systems with significantly different component diffusivities[J].Macromolecular theory and simulations,20076(6):627-631. |
| [8] | Vyazovkin S;Sbirrazzuoli N.Isoconversional kinetic analysis of thermally stimulated processes in polymers[J].Macromolecular rapid communications: Publishing the newsletters of the European Polymer Federation,200618(18):1515-1532. |
| [9] | Giannotti MI.;Solsona MS.;Galante MJ.;Oyanguren PA..Morphology control in polysulfone-modified epoxy resins by demixing behavior[J].Journal of Applied Polymer Science,20032(2):405-412. |
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