...了解，目前，我国内地生产塑料杯的材质分别为PC(聚碳酸酯)和PP(聚丙烯)，而韩国、美国等地原产的柠檬杯上所标称的Tritan(共聚酯)是一种混合物质。目前，国内并没有相关生产和检测标准，也很容易被仿造。
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With the rapid development of composite fiber indusrty, it’s urgent to develop a variety of low melting point copolyester used for hot-melting adhesive fibers.
随着我国的复合纤维工业迅速发展，粘接纤维用低熔点共聚酯的研究开发已成为急待解决的问题。
参考来源 - 从废聚酯合成多组分共聚酯的研究It can be widedly used in clothes and industries. The modified co-polyester PETG and the industry of fibers is a problem which need to be solved radically in polyester fiber industry.
该改性共聚酯PETG及其纤维的工业化一直是聚酯纤维工业急待解决的课题。
参考来源 - 1，4·2,447,543篇论文数据，部分数据来源于NoteExpress
在一定的组成范围内，共聚酯熔体有很好的液晶性。
The melted copolyesters exhibit good liquid crystallinity in some range of the copolyester compositions.
用溶液缩聚法合成了含柔性间隔基的嵌段热致液晶共聚酯。
The thermotropic liquid crystalline block copolyesters with flexible space group in main chain were synthesized via solution polycondensation.
介绍用甲醇醇解法把聚酯或共聚酯解聚成二元酸二甲酯和二元醇。
The polyester or copolyester can be converted into dimethyl terephthalate of binary acid and glycol by method of methanolysis.
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