Degradation of poly(ethylene terephthalate) catalyzed by metal-free choline-based ionic liquids

2020 ◽  
Vol 22 (10) ◽  
pp. 3122-3131 ◽  
Author(s):  
Yachan Liu ◽  
Xiaoqian Yao ◽  
Haoyu Yao ◽  
Qing Zhou ◽  
Jiayu Xin ◽  
...  
Keyword(s):  
Ionic Liquids ◽  
Ethylene Terephthalate ◽  
Metal Free ◽  
Poly Ethylene Terephthalate ◽  
Free Choline ◽  
Poly Ethylene

Glycolysis of PET is a prospective way for degradation of PET to its monomer bis(hydroxyethyl)terephthalate (BHET) which can be polymerized again to form new qualified PET materials, and hence provides possibilities for a permanent loop recycling.

Mechanistic Insight toward the Roles of Anions and Cations in the Degradation of Poly (ethylene terephthalate) Catalyzed by Ionic Liquids

2021 ◽  
Author(s):  
Zhaoyang Ju ◽  
Lei Zhou ◽  
Xingmei Lu ◽  
Yao Li ◽  
Xiaoqian Yao ◽  
...  
Keyword(s):  
Catalytic Activity ◽  
Ionic Liquids ◽  
Ethylene Terephthalate ◽  
High Catalytic Activity ◽  
Mechanistic Insight ◽  
Poly Ethylene Terephthalate ◽  
Anions And Cations ◽  
Poly Ethylene

Ionic liquids (ILs) have shown high catalytic activity in the degradation of poly (ethylene terephthalate) (PET), but the effects of anions and cations as well as the mechanism remain ambiguous....

scholarly journals Theoretical studies on glycolysis of poly(ethylene terephthalate) in ionic liquids

RSC Advances ◽  
2018 ◽  
Vol 8 (15) ◽  
pp. 8209-8219 ◽  
Author(s):  
Zhaoyang Ju ◽  
Weihua Xiao ◽  
Xingmei Lu ◽  
Xiaomin Liu ◽  
Xiaoqian Yao ◽  
...  
Keyword(s):  
Ionic Liquids ◽  
Ethylene Terephthalate ◽  
Theoretical Studies ◽  
Π Stacking ◽  
Poly Ethylene Terephthalate ◽  
Poly Ethylene

Co-interaction lead to glycolysis of ethylene terephthalate (PET) in ionic liquids (ILs): H-bonds and π-stacking.

Efficient glycolysis of PET catalyzed by a metal-free phosphazene base: the important role of EG-

2022 ◽  
Author(s):  
Chumeng Fan ◽  
Lei Zhang ◽  
Chenxi Zhu ◽  
Jingjing Cao ◽  
Yunlong Xu ◽  
...  
Keyword(s):  
Ethylene Glycol ◽  
Ethylene Terephthalate ◽  
High Quality ◽  
Metal Free ◽  
Poly Ethylene Terephthalate ◽  
Poly Ethylene

Developing efficient metal-free catalyst for the glycolysis of waste poly(ethylene terephthalate) (PET) with ethylene glycol (EG) has attracted increasing attention due to the demanding require for high-quality monomer used in...

Cu- and Zn-acetate-containing ionic liquids as catalysts for the glycolysis of poly(ethylene terephthalate)

2014 ◽  
Vol 110 ◽  
pp. 364-377 ◽  
Author(s):  
A.M. Al-Sabagh ◽  
F.Z. Yehia ◽  
A.M.F. Eissa ◽  
M.E. Moustafa ◽  
Gh. Eshaq ◽  
...  
Keyword(s):  
Ionic Liquids ◽  
Ethylene Terephthalate ◽  
Poly Ethylene Terephthalate ◽  
Poly Ethylene ◽  
Cu And Zn

Synthesis of poly(ethylene terephthalate) in benzyl imidazolium ionic liquids

2012 ◽  
Vol 61 (9) ◽  
pp. 1470-1476 ◽  
Author(s):  
Junyan Dou ◽  
Zhengping Liu ◽  
Khalid Mahmood ◽  
Yuntao Zhao
Keyword(s):  
Ionic Liquids ◽  
Ethylene Terephthalate ◽  
Imidazolium Ionic Liquids ◽  
Poly Ethylene Terephthalate ◽  
Poly Ethylene

The Depolymerization of Poly(ethylene terephthalate) (PET) Using N-Heterocyclic Carbenes from Ionic Liquids

2010 ◽  
Vol 87 (5) ◽  
pp. 519-521 ◽  
Author(s):  
Nahrain E. Kamber ◽  
Yasuhito Tsujii ◽  
Kate Keets ◽  
Robert M. Waymouth ◽  
Russell C. Pratt ◽  
...  
Keyword(s):  
Ionic Liquids ◽  
Ethylene Terephthalate ◽  
Heterocyclic Carbenes ◽  
Poly Ethylene Terephthalate ◽  
Poly Ethylene

Glycolysis of poly(ethylene terephthalate) catalyzed by ionic liquids

2009 ◽  
Vol 45 (5) ◽  
pp. 1535-1544 ◽  
Author(s):  
Hui Wang ◽  
Yanqing Liu ◽  
Zengxi Li ◽  
Xiangping Zhang ◽  
Suojiang Zhang ◽  
...  
Keyword(s):  
Ionic Liquids ◽  
Ethylene Terephthalate ◽  
Poly Ethylene Terephthalate ◽  
Poly Ethylene
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