The thermal stability of cross-linked polymers: methyl methacrylate with divinylbenzene and styrene with dimethacrylates

被引:74
作者
Uhl, FM
Levchik, GF
Levchik, SV
Dick, C
Liggat, JJ
Snape, CE
Wilkie, CA
机构
[1] Marquette Univ, Dept Chem, Milwaukee, WI 53201 USA
[2] Belarusian State Univ, Phys Chem Problems Res Inst, Minsk 220050, BELARUS
[3] Univ Strathclyde, Dept Pure & Appl Chem, Glasgow G1 1XL, Lanark, Scotland
关键词
thermal stability; cross-linking; methyl methacrylate; styrene; divinylbenzene; dimethacrylates;
D O I
10.1016/S0141-3910(00)00181-6
中图分类号
O63 [高分子化学(高聚物)];
学科分类号
070305 ; 080501 ; 081704 ;
摘要
Cross-linking of polymers is frequently presumed to enhance the thermal stability of polymer systems. Methyl methacrylate has been reacted with divinylbenzene and styrene with various dimethacrylates. These systems have been characterized by gel content, swelling ratio, infrared spectroscopy, thermal analysis, TGA/FT-IR, and solid state NMR. Both systems show enhanced thermal stability and char formation. This is most pronounced in the cases of methyl methacrylate with divinylbenzene and styrene with bisphenol A dimethacrylate. (C) 2001 Elsevier Science Ltd. All rights reserved.
引用
收藏
页码:317 / 325
页数:9
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