The effect of zinc stearate on melt-processable ionomeric blends based on zinc salts of maleated high-density polyethylene and maleated EPDM rubber

被引:33
作者
Antony, P [1 ]
De, SK [1 ]
机构
[1] Indian Inst Technol, Ctr Rubber Technol, Kharagpur 721302, W Bengal, India
关键词
ionomer; zinc salt of maleated HDPE; zinc salt of maleated EPDM;
D O I
10.1016/S0032-3861(98)00362-0
中图分类号
O63 [高分子化学(高聚物)];
学科分类号
070305 ; 080501 ; 081704 ;
摘要
An ionomeric blend of maleated ethylene-propylene-diene monomers (mEPDM) and maleated high-density polyethylene (mHDPE) exhibits higher melt viscosity than the corresponding non-ionomeric polyblend. The addition of zinc stearate decreases the melt viscosity of the ionomeric polyblend. The ionomeric polyblend shows superior physical properties to the corresponding non-ionomeric polyblend. The addition of zinc stearate causes an increase in tensile strength of the ionomeric polyblend. Infra-red studies show that an interionic interaction exists between the zinc stearate and ionomeric polyblend. Reprocessability studies reveal the thermoplastic elastomeric nature of the blend. (C) 1998 Elsevier Science Ltd. All rights reserved.
引用
收藏
页码:1487 / 1493
页数:7
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