56 research outputs found
Synthesis and Properties of polyimides derived from isomeric diphenylsulfonetetracarboxylic dianhydrides. (invited)
No full textEffect of dianhydride structures on properties of polyimides from isomeric diphenylsulfonetetracarboxylic dianhydrides
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高性能聚酰亚胺热塑性树脂的工业化进展
No full text介绍了40多年来国内外开发的高性能热塑性聚酰亚胺(Ployimide，简称PI)树脂的主要品种，如Vespel，Torlon，Ultem，Aurum，Ultem，Aurum 等。如何使得这类材料同时具有优异的综合性能和熔融加工性是人们的研究焦点。本文还介绍了GE公司新近报道的新品种Extem 和最近引起国内外同行关注的异构聚酰亚胺树脂。异构的聚酰亚胺是近几年新兴起的结构材料之一，与传统结构的聚酰亚胺比较，具有更高的玻璃化温度，良好的溶解性能，低的熔融粘度，宽的加工窗口，和相当的机械性能和热稳定性，是一种较有发展前景的结构材
Synthesis and characterization of isomeric poly(thioether ether imide)s with good processability and hydrolytic stability
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Synthesis and properties of transparent polyimides derived from trans- and cis-1,4-bis(3,4-dicarboxyphenoxy) cyclohexane dianhydrides
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