V2EX terephthalate

Terephthalate

定义 Definition

对苯二甲酸盐 / 对苯二甲酸酯:由对苯二甲酸(terephthalic acid)形成的盐或酯类化合物;在材料语境中常指对苯二甲酸酯结构单元,最常见于塑料与纤维,如 PET(polyethylene terephthalate,聚对苯二甲酸乙二醇酯)

发音 Pronunciation (IPA)

/trfθl.et/

例句 Examples

Terephthalate is used to make PET plastic.
对苯二甲酸酯用于制造 PET 塑料。

The researchers analyzed terephthalate residues to evaluate how efficiently the polymer had been broken down during recycling.
研究人员分析了对苯二甲酸酯残留物,以评估回收过程中聚合物被分解的效率。

词源 Etymology

terephthalate 来自 terephthalic(对苯二甲酸的)+ 化学后缀 -ate(表示“盐/酯/阴离子”)。其中 phthal- 与“邻苯二甲酸(phthalic acid)”同源;而 tere- 源自早期化学命名,借自与松节油/松脂(turpentine)相关的词根,用来区分不同结构的苯二甲酸衍生物(如邻/间/对位异构)。

相关词Related Words

文学与著作出现 Works & Literature

  • Ullmann's Encyclopedia of Industrial Chemistry(涉及对苯二甲酸酯与聚酯工业生产)
  • Kirk-Othmer Encyclopedia of Chemical Technology(聚酯、PET 与相关对苯二甲酸酯条目中常见)
  • Introduction to Polymers(聚合物教材中讨论 PET/聚酯时常出现 “terephthalate”)
  • Plastics: Materials and Processing(材料工程语境下介绍 PET 等时常出现)
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