结果表明PET和PET（PHB60）在熔融时可发生分子链间酯交换，得到有一定嵌段性的共缩聚物；
The results show that the block PET-PET(PHB60) copolycondensate was obtained duto in melt blending exists transesterification reaction between molecular chains of PET and PET(PHB60).
对乙酰氧基苯甲酸与含磺酸基PET离聚物通过熔融共缩聚反应，获得一系列不同离子含量的液晶离聚物。
A series of polyester based liquid crystalline ionomers(LCI) with various sulfonate group content were prepared from p acetoxybenzoic acid and sulfonated PET ionomers through melt copolycondensation.
发现二氧化钛不仅对共缩聚反应具有良好的催化作用，且对提高共聚物的热稳定性亦有贡献。
It was found that titanium dioxide possesses not only good catalytic action, but also improves the thermal stability of the resulted copolymer.
用共缩聚的方法，由腰果酚、甲醛和多元胺合成腰果酚缩醛胺聚合物。
Condensation polymers from cardanol, formaldehyde and amine (PCX) are systhesized by copolycondensation, then are reacted with epoxy resin to form coating films.
用共缩聚的方法，由腰果酚、甲醛和多元胺合成腰果酚缩醛胺聚合物。
Condensation polymers from cardanol, formaldehyde and amine (PCX) are systhesized by copolycondensation, then are reacted with epoxy resin to form coating films.
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