The depolymerization mechanism of polybutylene terephthalate in supercritical methanol

Gao Xiao Hua Xue Gong Cheng Xue Bao/Journal of Chemical Engineering of Chinese Universities

Volumn 21, Issue 1, 2007, Pages 48-53

  Huang, Jie ^a   Qi, Wen Jie ^a   Huang, Ke ^a   Wu, Yong Qiang ^a   Zhu, Zi Bin ^a  

^a EAST CHINA UNIVERSITY OF SCIENCE AND TECHNOLOGY   (China)

Author keywords

Depolymerization; Mechanism; Polybutylene terephthalate; Supercritical methanol

Indexed keywords

DEGRADATION; METHANOL; MOLECULAR WEIGHT; POLYMERS; SOLUBILITY; SUPERCRITICAL FLUIDS; TEMPERATURE;

BUTYLENE GLYCOL (BG); DEPOLYMERIZATION REACTION; DIMETHYL TEREPHTHALATE (DMT); POLYBUTYLENE TEREPHTHALATE; SUPERCRITICAL METHANOL;

DEPOLYMERIZATION;

EID: 34147210360     PISSN: 10039015     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (12)

1. Campanelli R, Kamal M R, Cooper D C. A kinetic study of the hydrolytic degradation of polyethylene terephthalate at high temperatures[J]. Journal of Applied Polymer Science, 1993, 48: 443-451.
2. Hedeyuki Tagaya, Kazuya Katoh, Jun-ichi Kadokawa et al. Decomposition of polycarbonate in subcritical and supercriticalwater[J]. Polymer Degradation and Stability, 1999, 64: 289-292.
3. CHEN Lei, WU Yong-qiang et al. Degradation of polyethylene terephthalate in supercritical methanol[J]. J Chem Eng of Chinese Univ, 2004, 18(5): 585-589.
4. Yang Yong, Lu Yi-jun, Xiang Hong-wei. Study on methanolytic depolymerization of PET with supercritical methanol for chemical recycling[J]. Polymer Degradation and Stability, 2002, 75: 185-191.
5. MENG Ling-hui, ZHANG Yan, HUANG Yu-dong. Kinetic analysis of the decomposition of poly(butylenes terephthalate in supercritical methanol[J]. J Chem Eng of Chinese Univ, 2004, 18(2): 156-161.
6. Mitsuhiro Shibata. Taiji Masuda. Depolymerization of poly (butylenes terephthalalte) using high-temperature and high-pressure methanol[J]. Journal of Applied Polymer Science, 2000, 77: 3228-3233.
7. FENG De-xin. The Progress of Acta Polymeries Science[M]. Beijing: Beijing Science Press. 1986.
8. HUANG Jie, LIU Xia, CAI Ming-zhi et al. Analysis the products on depolymerization of polybutylene terephthalate by liquid chromatography[J]. Journal of East China University of Science and Technology, 2005, 31(6): 556-558.
9. HUANG Jie, QI Wen-jie, WU Yong-qiang et al. Depolymerization of polybutylene terephthalate in supercritical methanol[J]. Acta Polymerica Sinica, 2005, 4(2): 309-312.
10. YANG Yong, ZHANG Chang-ming, XIANG Hong-wei. Determination of depolymerization products in supercritical methanolysis of poly (ethylene terephthalate) polyester by reversed phase high performance liquid chromatography[J]. Chinese Journal of Analytical Chemistry, 2001, 29(6): 676-678.
11. Oku A, Tanaka S, Hata S. Chemical conversion of poly (carbonate) to bis (hydroxyethyl) ether of bisphenol A an approach to the chemical recycling of plastic wastes as monomers[J]. Polymer, 2000, 41: 6749-6753.
12. Kehlen H, Ratzsch M T, Bergmann J. Continuous kinetics of first order degradation reaction in polydisperse mixtures[J]. Chem Eng Sci, 1988, 43(3): 609-616.