copolyesters

常見例句

• In comparision with PET,the crystallization rate of both copolyesters are also decreased.
  共聚酯的結(jié)晶速率也慢于純PET的結(jié)晶速率。
• Abstract： A series of thermotropic liquid crystal aromatic copolyesters with different length of flexible chain spacer have been investigated by FTIR.
  摘要： 本文用富里葉紅外光譜方法研究了一系列柔性間隔鏈段長度不等的芳香共聚酯熱致性液晶高分子。
• Thermotropic liquid crystalline copolyesters of BHET and PHB were firstly synthesized by melting polycondensation using BHET and PHB as coponents.
  本實(shí)驗(yàn)第一次以對(duì)苯二甲酸乙二醇酯(BHET)和對(duì)羥基苯甲酸(PHB)為原料,采用熔融縮聚的方法合成了BHET-PHB熱致液晶共聚酯。
• Progress on biodegradable aliphatic-aromatic copolyesters based on aliphatic and aromatic diacids,diols and ester monomers was reviewed.
  綜述了以脂肪族酯和芳香族酯為單體制備生物可降解脂肪族-芳香族共聚酯的研究進(jìn)展。
• Besides these, the tensile strength and notch impact strength of the alloy of these copolyesters with PC was also concerned.
  研究了該共聚酯與聚碳酸酯合金體系的相容性,測試了合金的沖擊強(qiáng)度和拉伸強(qiáng)度。
• The melt behaviour and crystallization rate of two kind copolyesters(additive monomer:IPA and AA)prepared by solid state polycondensation were studied.
  通過固相縮聚合成了兩種不同結(jié)構(gòu)的高分子量共聚酯，研究了樣品的熔融行為和結(jié)晶速率。
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