Influence of maleic anhydride grafted polypropylene on the miscibility of polypropylene/polyamide-6 blends using ATR-FTIR mapping

被引:45
作者
Zhou, Xin [1 ]
Zhang, Pudun [1 ]
Jiang, Xiaoting [1 ]
Rao, Guoying [1 ]
机构
[1] Beijing Univ Chem Technol, Sch Sci, Beijing 100029, Peoples R China
关键词
ATR-FTIR; Mapping; Miscibility; Maleic anhydride grafted polypropylene; Polypropylene; Polyamide-6; MECHANICAL-PROPERTIES; MORPHOLOGY; PHASE; COMPATIBILIZATION; SPECTROMETRY; BEHAVIOR; CELLS;
D O I
10.1016/j.vibspec.2008.04.004
中图分类号
O65 [分析化学];
学科分类号
070302 ; 081704 ;
摘要
In this work we describe an approach to study the influence of the compatibilizer, maleic anhydride grafted polypropylene (PP-g-MAH), on the miscibility of polypropylene/polyamide-6 blends (PP/PA6) using attenuated total reflectance-Fourier transform infrared (ATR-FTIR) spectroscopic mapping. In measurement, the image area for each blend was 100 mu m x 100 mu m. Different amounts of PP-g-MAH were introduced into the polymer blends, and the miscibility was characterized by the spatial distribution of PA6 in the image based on the corrected absorbance at 1640 cm(-1). It was found that small quantities of the compatibilizer Could significantly improve the miscibility of the two immiscible polymers. Furthermore, our results proved that blend with 6 parts of PP-g-MAH by weight exhibited an optimal miscibility behavior. This paper demonstrates that ATR-FTIR mapping is a direct method to visualize the miscibility of polymer blends. (C) 2008 Elsevier B.V. All rights reserved.
引用
收藏
页码:17 / 21
页数:5
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