Characterization of electron beam irradiated natural rubber/modified starch composites

被引:33
作者
Senna, Magdy M. [1 ,2 ]
Mohamed, Rasha M. [1 ]
Shehab-Eldin, Amira N. [3 ]
El-Hamouly, Sabrnal [3 ]
机构
[1] Natl Ctr Radiat Res & Technol, Radiat Chem Dept, Nasr City, Cairo, Egypt
[2] King Saud Univ, Fac Sci, Dept Chem, Catalyt Chem Chair, Riyadh, Saudi Arabia
[3] Menoufia Univ, Dept Chem, Fac Sci, Shibin Al Kawm, Egypt
关键词
Natural rubber; Modified starch; Electron beam irradiation; STARCH/RUBBER COMPOSITES; MECHANICAL-PROPERTIES; RUBBER; STYRENE; POLYMERS; BLENDS; LATEX;
D O I
10.1016/j.jiec.2012.03.004
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
The effects of electron beam irradiation on thermal, mechanical and morphological properties of natural rubber/starch blends were investigated. The results of thermogravimetric analysis indicated that the thermal stability of natural rubber was improved by the addition of modified starch and by irradiation. On the other hand, thermal stability of irradiated natural rubber and natural rubber/unmodified starch blends is lower than that of pure natural rubber. The tensile strength of natural rubber (2.01 MPa) was improved to 3.82 MPa with the addition of 5 phr unmodified starch. There was a further increase from 2.01 MPa to 6.44 MPa when 5 phr modified starch was used. (C) 2012 The Korean Society of Industrial and Engineering Chemistry. Published by Elsevier B.V. All rights reserved.
引用
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页码:1654 / 1661
页数:8
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