采用原位聚合法制备PA6/MMT纳米复合材料.利用超薄切片法制备原子力显微镜观测样品,实现了对复合材料中纳米蒙脱土分散情况的原位观测.对复合材料进行了扫描电镜、差示扫描量热、热重、X射线衍射、单轴拉伸、缺口冲击等实验,结果表明,超薄切片法制备的PA6/MMT纳米复合材料原子力实验样品较好地实现了对纳米蒙脱土分散情况的原位观测.插层过程扩大了蒙脱土片层的间距,蒙脱土在基体中分散均匀.蒙脱土在基体中起到了异相形核作用,复合材料的结晶速率升高,热分解温度有所下降.拉伸强度与弹性模量随蒙脱土含量的增加而增加.相比于纯尼PA6,复合材料的冲击强度有不同程度的增加.
参考文献
| [1] | Ganss, M;Satapathy, BK;Thunga, M;Staudinger, U;Weidisch, R;Jehnichen, D;Hempel, J;Rettenmayr, M;Garcia-Marcos, A;Goertz, HH .Morphology and mechanical response of S-B star block copolymer - Layered silicate nanocomposites[J].European Polymer Journal,2009(9):2549-2563. |
| [2] | S.Varghese;J.Karger-Kocsis;K.G.Gatos .Melt compounded epoxidized natural rubber/layered silicate nanocomposites: structure-properties relationships[J].Polymer: The International Journal for the Science and Technology of Polymers,2003(14):3977-3983. |
| [3] | Zhong Y;Zhu ZY;Wang SQ .Synthesis and rheological properties of poly styrene/layered silicate nanocomposite[J].Polymer: The International Journal for the Science and Technology of Polymers,2005(9):3006-3013. |
| [4] | Tan, HL;Han, J;Ma, GP;Xiao, M;Nie, J .Preparation of highly exfoliated epoxy-clay nanocomposites by sol-gel modification[J].Polymer Degradation and Stability,2008(2):369-375. |
| [5] | Shi X;Gan Z .Preparation and characterization of poly(propylene carbonate)/montmorillonite nanocomposites by solution intercalation[J].European Polymer Journal,2007,43(12):4852. |
| [6] | Longchao Du;Baojun Qu;Ming Zhang .Thermal properties and combustion characterization of nylon 6/MgAl-LDH nanocomposites via organic modification and melt intercalation[J].Polymer Degradation and Stability,2007(3):497-502. |
| [7] | Urbanczyk, L;Ngoundjo, F;Alexandre, M;Jerome, C;Detrembleur, C;Calberg, C .Synthesis of polylactide/clay nanocomposites by in situ intercalative polymerization in supercritical carbon dioxide[J].European Polymer Journal,2009(3):643-648. |
| [8] | Arimitsu Usuki et al.Synthesis of nylon 6-clay hybrid[J].Journal of Materials Research,1993,8(05):1179. |
| [9] | 赵竹第;李强.尼龙6/蒙脱土纳米复合材料的制备、结构与力学性能的而研究[J].高分子学报,1997(05):519. |
| [10] | Orietta Monticelli;Zenfira Musina;Alberto Frache;Federica Bellucci;Giovanni Camino;Saverio Russo .Influence of compatibilizer degradation on formation and properties of PA6/organoclay nanocomposites[J].Polymer Degradation and Stability,2007(3):370-378. |
| [11] | Fermeglia M.;Ferrone M.;Pricl S. .Computer simulation of nylon-6/organoclay nanocomposites: prediction of the binding energy[J].Fluid Phase Equilibria,2003(1/2):315-329. |
| [12] | Wilkinson A N et al.Tensile properties of melt intercalated polyamide 6-Montmorillonite nanocomposites[J].Computer Science and Technology,2007,67(15-16):3360. |
| [13] | Africa Yebra-Rodriguez;Pedro Alvarez-Lloret;Carolina Cardell;Alejandro B. Rodriguez-Navarro .Crystalline Properties Of Injection Molded Polyamide-6 And Polyamide-6/montmorillonite Nanocomposites[J].Applied clay science,2009(1):91-97. |
| [14] | Gonzalez I;Eguiazabal JI;Nazabal J .Exfoliated PA6,6 nanocomposites by modification with PA6[J].Polymer: The International Journal for the Science and Technology of Polymers,2005(9):2978-2985. |
| [15] | Yibing Cai;Fenglin Huang;Qufu Wei;Enci Wu;Weidong Gao .Surface Functionalization, Morphology And Thermal Properties Of Polyamide6/o-mmt Composite Nanofibers By Fe_2o_3 Sputter Coating[J].Applied Surface Science: A Journal Devoted to the Properties of Interfaces in Relation to the Synthesis and Behaviour of Materials,2008(17):5501-5505. |
| [16] | Jiyun Feng;Lu-Tao Weng;Chi-Ming Chan;Jie Xhie;Lin Li .Imaging of sub-surface nano particles by tapping-mode atomic force microscopy[J].Polymer: The International Journal for the Science and Technology of Polymers,2001(5):2259-2262. |
| [17] | Carsten Zilg;Rolf Mulhaupt;Jurgen Finter .Morphology and toughness/stiffness balance of nanocomposites based upon anhydride-cured epoxy resins and layered silicates[J].Macromolecular chemistry and physics,1999(3):661-670. |
| [18] | Wang Z et al.Enhanced exfoliation of montmorillonite prepared by hydrothermal method[J].Applied Clay Science,2008,42(1-2):146. |
| [19] | Phang IY;Liu TX;Mohamed A;Pramoda KP;Chen L;Shen L;Chow SY;He CB;Lu XH;Hu X .Morphology, thermal and mechanical properties of nylon 12/organoclay nanocomposites prepared by melt compounding[J].Polymer international,2005(2):456-464. |
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%