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1)  Randomly branched polystyrene
无规支化聚苯乙烯
1.
Randomly branched polystyrene model compounds of known structure,which have branchedchain not only at its backbone chain but also at their branched chain are prepared for the firsttime,by coupling graft method in twice,Fifteen samplca thus obtained are characterized bymeans of the apparatus of GPC combined with a viscometer.
本文首次用两次偶合接枝的方法制备了不但在主链上有支链,而且在支链上也有支链的结构明确的无规支化聚苯乙烯模型化合物,并对所制备的15个试样用CPC-粘度计联用装置进行了表征。
2)  atactic polystyrene
无规聚苯乙烯
1.
In order to learn the influence of entanglements and other factors on the structural changes of atactic polystyrene, freeze-dried single-chain samples were prepared from dilute solutions of atactic poly- styrene (a-PS) in benzene at different concentrations (1×10-4 and 2×10-5 g/mL).
用冷冻升华法制备了浓度为1×10-4和2×10-5g/mL的单链无规聚苯乙烯(a-PS)。
3)  Atactic Polystyrene(aPS)
无规聚苯乙烯(aPS)
4)  ethylene styrene random interpolymer
乙烯/苯乙烯无规共聚物
5)  highly branched polystyrene
高支化聚苯乙烯
1.
Rheological characteristics of polycarbonate and highly branched polystyrene blends were studied by advanced rotational rheological instruments.
采用高级扩展旋转流变仪研究了聚碳酸酯/高支化聚苯乙烯(PC/HBPS)共混物的流变特性。
6)  hyperbranched polystyrenes
超支化聚苯乙烯
1.
In present work,we took the advantages of anionic polymerizations in the design of polymers,and synthesized hyperbranched polystyrenes and come-on-comb graft (co)polymers,and studied their dilute solution properties.
在本论文中,我们围绕阴离子活性聚合在高分子结构设计方面的优势,合成了超支化聚苯乙烯,以及更为结构更为复杂的comb-on-comb形接枝共聚物,并研究了聚合物结构与溶液性质之间的关系。
补充资料:聚苯乙烯/聚乙烯共混物
分子式:
CAS号:

性质:由聚苯乙烯与聚乙烯系列为主组成的共混物,添加少量第三组分,如氢化丁苯嵌段共聚物或接枝共聚物等作增容剂,既有聚苯乙烯良好的成型加工性和刚性,又改善其脆性、应力开裂及耐油性,例如:80份聚苯乙烯与20份聚乙烯共混,加入10份氢化丁苯热塑性弹性体,冲击强度可达36.7kJ/m2,拉伸强度为20.8MPa,可通过机械共混或反应挤出共混制备,用于含油脂较多的食品包装容器,如乳制品包装等方面。

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