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1)  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。
2)  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。
3)  branched polystyrene
支化聚苯乙烯
4)  high-branched polyethylene
高支化度聚乙烯
1.
Preparation of high-branched polyethylene by in situ copolymerization of ethylene;
乙烯原位共聚制备高支化度聚乙烯
5)  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。
6)  star-shaped branched polystyrene
星形支化聚苯乙烯
补充资料:聚碳酸酯/高抗冲聚苯乙烯共混物
分子式:
CAS号:

性质: PS与PC具有部分相容性,共混物的冲击强度、拉伸强度随组分变化出现峰值,熔体黏度则随PS含量的增多而下降。改善缺口敏感性和降低流动性是对PC改性的主要目的,含6%重量份PS的共混物综合改性效果最理想。虽然热变形温度有所下降(约降低4~5℃),但一般对使用不致造成困难。用HIPS对PC改性得到的混合物与上述体系性能相似。

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