用"熔融挤出-热拉伸-淬冷"方法制备了聚对苯二甲酸乙二醇酯(PET)/聚乙烯(PE)原位微纤化共混物(MCB),研究了热拉伸比恒定时组成对MCB形态和力学性能的影响.形态观察发现,MCB形成了良好的纤维结构.热拉伸比恒定时,纤维的形态特征(如直径及其分布等)主要受PET含量影响,MCB拉伸模量和强度较通常共混物有显著提高,但太低和太高PET含量,增强效果有所减弱.随着PET含量的提高,MCB经历了从韧性拉伸断裂到脆性拉伸断裂的转变.
参考文献
| [1] | XU Xi(徐僖),In Paper Preprint of 93'National Symposium on Special Engineering Plastics Application and Technology(93全国特种工程塑料应用技术研讨会论文预印集)(Chengdu,1994)p.4 |
| [2] | M.B.Yang, Z.M.Li, J.M.Feng, Studies on High Density Polyethylene/Polycarbonate Blend System Compatibilized with Low Density Polyethylene Grafted Diallyl Bisphenol A Ether, Polym. Eng. Sci., 36(6), 879(1998) |
| [3] | A.Leclair, B.D.Favis, Role of Interfacial Contact in Immiscible Binary Polymer Blends and its Influence on Mechanical Properties, Polymer, 37, 4723(1996) |
| [4] | S.H.Wu, Chain Structure, Phase Morphology, and Toughness Relationships in Polymers and Blends,Polym. Eng. Sci., 30, 753(1990) |
| [5] | P.M.Subramanian, Poly(Ethylene Terephthalate) Blends for Permeability Barrier Applications,Polym. Eng. Sci., 27, 1574(1987) |
| [6] | D.R.Paul, C.B.Bucknall, Polymer Blends (New York, John Wiley & Sons, 2000) |
| [7] | I.S.Miles, A.Zurek, Preparation, Structure, and Properties of Two-Phase Co-Continuous Polymers Blends,Polym. Eng. Sci., 28, 796(1988) |
| [8] | ZHANG Hongzhi(张洪志),ZHANG Jun(张军),HE Jiasong(何嘉松),Gradient Structure of TLCP/GF/PSF in-situ Hybrid Composites(聚砚基体原位混杂复合材料的梯度结构),Chinese Journal of Materials Research (材料研究学报),15(6),659(2001) |
| [9] | XIE Xiaolin(解孝林),R.K.Y.LI,S.C.TJONG,In-situ Composites Based on Liquid Crystalline Copolymer/PA6/RSMA Blends,2.Mechanical Properties and Fracture Behavior(热致液晶共聚酯/PA6/RSMA 原位复合材料2.力学性质与破坏行为),Chinese Journal of Material Research(材料研究学报),15(5),510(2001) |
| [10] | XIE Xiaoling(解孝林),R.K.Y.LI,S.C.TJONG,In-situ Composites Based on Liquid Crystalline Copolymer/PA6/RSMA blends,1.Compatibilizing Effect of RSMA on Liquid Crystalline Copolyester/PA6 Blends (热致液晶共聚酯/PA6/RSMA原位复合材料 1.RSMA对热致液晶共聚酯/PA6共混体系的增容作用),Chinese Journal of Material Research(材料研究学报),15(3),348(2001) |
| [11] | F.Boyaud, A.Ait-Kadi, M.Bousmina, A.Michel, P.Cassagnau, Organic Short Fibre/Thermoplastic Composites: Morphology and Thermorheological Analysis, Polymer, 42, 6515(2001) |
| [12] | Monticciolo, P.Cassagnau, A.Michel, Fibrillar Morphology Development of PE/PBT Blends: Rheology and Solvent Permeability, Polym. Eng. Sci., 38, 1882(1998) |
| [13] | Z.M.Li, M.B.Yang, W.Yang, J.M.Feng, R.Huang, Poly(Ethylene Terephthalate)/Polyethylene Composite Based on in-situ Microfiber Formation, Polym.-Plast.Tech. Eng., 41, 19(2002) |
| [14] | Z.M.Li, M.B.Yang, A.Lu, R.Huang, In-situ Composite Based on Poly (Ethylene Terephthalate), Polyamide and Polyethylene with Microfibres Formed through Extrusion and Hot Stretching, J.Mater. Sci.Tech., 18(5),419(2002) |
| [15] | Z.M.Li, M.B.Yang, W.Yang, R.Huang, Tensile Properties of Poly(Ethylene Terephthalate) and PolyEthylene in-situ Microfiber Reinforced Composite Formed via Slit Die Extrusion and Hot-Stretching,Mater. Lett., 56(5), 756(2002) |
| [16] | Z.M.Li, M.B.Yang, W.Yang, R.Huang, Morphology of in situ Poly(Ethylene Terephthalate) Polyethylene Microfiber Reinforced Composite Formed via Slit-Die Extrusion and Hot-Stretching, Mater. Res. Bull., 37(13),2185(2002) |
| [17] | G.Crevecoeur, G.Groeninckx, Morphology and Mechanical Properties of Thermoplastic Composites Containing a Thermotropic Liquid Crystalline Polymer, Polym. Eng. Sci., 30, 532(1990) |
| [18] | P.M.Thangamathesvaran, X.Hu, K.C.Tam, C.Y.Yue, In situ Composites: Effect of Elongational Flow Velocity on Thermotropic Liquid Crystalline Co-Polyester Fibrillation in Thermoplastic/TLCP Systems, Compos. Sci.Tech., 61(7), 941(2001) |
| [19] | A.G.C.Machiels, K.F.Denys, J.J.Van Dam, A.Posthuma De Boer, Effect of Processing History on the Morphology and Properties of Polypropylene/Thermotropic Liquid Crystalline Polymer Blends, Polym. Eng. Sci.,37, 59(1997) |
| [20] | T.Kurauchi, T.Ohita, Energy Absorption in Blends of Polycarbonate with ABS and SAN, J.Mater. Sci., 19,1699(1984) |
| [21] | K.K.Koo, T.Inoue, K.Miyasaka, Toughened Plastics Consisting of Brittle Particles and Ductile Matrix,Polym. Eng. Sci., 25, 741(1985) |
| [22] | Z.M.Li, M.B.Yang, J.M.Feng, R.Huang, Fibre Formation Based Toughening in Polycarbonate/PolyEthylene Alloy Compatibilized with Diallyl Bisphenol A Ether Grafted Polyethylene, J.Mater. Sci., 36,2013(2001) |
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%