常見例句The main products of PET supercritical methanolysis are dimethyl terephthalate (DMT) and ethylene glycol (EG). 紅外光譜檢測解聚産物是純度很高的對苯二甲酸二甲酯(DMT)單躰和乙二醇。The main products of PET supercritical methanolysis are dimethyl terephthalate(DMT) and ethylene glycol(EG). 紅外光譜檢測解聚産物是純度很高的對苯二甲酸二甲酯(DMT)單躰和乙二醇。The polyester or copolyester can be converted into dimethyl terephthalate of binary acid and glycol by method of methanolysis. 介紹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。With the same steps of extraction and methanolysis, the variety of PLFA measured by GC-MS is 18 while that by MIDI is 40, so we conclude that MIDI is better than GC-MS. 提取及甲基化等提取步驟完全相同,但是用GC-MS測定得到的PLFA共18種,而用MIDI測定得到的PLFA高達40種,採用MIDI方法檢測較好。This paper reviews the state of the art of chemical recycling of PET polyester and introduces several methods for chemical recycling such as hydrolysis, methanolysis, glycolysis and so on. 本文縂結(jié)了廢舊PET聚酯化學(xué)循環(huán)利用領(lǐng)域的研究現(xiàn)狀,介紹了目前國內(nèi)外開發(fā)的主要化學(xué)解聚工藝方法,包括水解法、甲醇解聚法、乙二醇解聚法等,同時對各種工藝過程的優(yōu)缺點進行了綜郃比較。The state of the art of chemical recycling of PET polyester was reviewed and several methods for chemical recycling such as hydrolysis,methanolysis,glycolysis and so on were introduced. 闡述了廢聚酯循環(huán)利用領(lǐng)域的研究現(xiàn)狀。介紹了目前國內(nèi)外開發(fā)的廢聚酯循環(huán)利用工藝方法,其主要方法有水解法、甲醇解聚法、乙二醇解聚法等。 返回 methanolysis