Styrolux+ and Styroflex+ -: From transparent high impact polystyrene to new thermoplastic elastomers -: Syntheses, applications and blends with other styrene based polymers

被引:154
作者
Knoll, K [1 ]
Niessner, N
机构
[1] BASF AG, Polymer Lab ZKTIB 1, D-67056 Ludwigshafen, Germany
[2] BASF AG, ZKTCB 1, D-67056 Ludwigshafen, Germany
关键词
D O I
10.1002/masy.19981320122
中图分类号
O63 [高分子化学(高聚物)];
学科分类号
070305 ; 080501 ; 081704 ;
摘要
Styrolux and Styroflex are styrene and butadiene based block copolymers prepared by butyllithium initiated anionic polymerization. Styrolux is a transparent, tough and stiff thermoplastic material for high speed processing. Its specially designed molecular structure allows homogeneous mixing with general purpose polystyrene maintaining the transparency. Styroflex is a newly commercialized product with the mechanical behavior of a thermoplastic elastomer, e.g. low modulus and yield strength, high elongation and excellent recovery. High transparency and thermal stability give the competitive edge over conventional styrene-butadiene elastomers. Styroflex, Styrolux and general purpose polystyrene form a unit construction system e.g. for transparent film materials and injection molded parts with fine-tunable hardness and toughness.
引用
收藏
页码:231 / 243
页数:13
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