Title:
MONOMER COMPOSITION FOR SYNTHESIZING RECYCLED PLASTICS, METHOD FOR MANUFACTURING SAME, AND RECYCLED PLASTICS AND MOLDED ARTICLES USING SAME
Document Type and Number:
WIPO Patent Application WO/2023/200244
Kind Code:
A1
Abstract:
The present invention relates to a monomer composition for synthesizing recycled plastics, a method for manufacturing same, and recycled plastics and molded articles using same, wherein the monomer composition comprises an aromatic diol compound, the percentage of impurities of an aromatic diol compound derivative according to formula 1 is 0.5% or less, the purity of the aromatic diol compound is 99.25% or more, and the aromatic diol compound is recovered from a polycarbonate-based resin.
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Inventors:
PARK JUN BEOM (KR)
LEE HYUNYOUNG (KR)
KIM HYUN CHEOL (KR)
LEE HYUNYOUNG (KR)
KIM HYUN CHEOL (KR)
Application Number:
PCT/KR2023/004929
Publication Date:
October 19, 2023
Filing Date:
April 12, 2023
Export Citation:
Assignee:
LG CHEMICAL LTD (KR)
International Classes:
C08J11/18; C07C37/00; C07C39/16; C07D317/38; C08J11/16; C08J11/28
Domestic Patent References:
| WO2021171311A1 | 2021-09-02 |
Other References:
IANNONE FRANCESCO; CASIELLO MICHELE; MONOPOLI ANTONIO; COTUGNO PIETRO; SPORTELLI MARIA CHIARA; PICCA ROSARIA ANNA; CIOFFI NICOLA; : "Ionic liquids/ZnO nanoparticles as recyclable catalyst for polycarbonate depolymerization", JOURNAL OF MOLECULAR CATALYSIS A CHEMICAL, ELSEVIER, AMSTERDAM., NL, vol. 426, 1 January 1900 (1900-01-01), NL , pages 107 - 116, XP029825941, ISSN: 1381-1169, DOI: 10.1016/j.molcata.2016.11.006
LIU MENGSHUAI, GUO JIAO, GU YONGQIANG, GAO JUN, LIU FUSHENG: "Versatile Imidazole-Anion-Derived Ionic Liquids with Unparalleled Activity for Alcoholysis of Polyester Wastes under Mild and Green Conditions", ACS SUSTAINABLE CHEMISTRY & ENGINEERING, AMERICAN CHEMICAL SOCIETY, US, vol. 6, no. 11, 5 November 2018 (2018-11-05), US , pages 15127 - 15134, XP093098187, ISSN: 2168-0485, DOI: 10.1021/acssuschemeng.8b03591
QUARANTA EUGENIO, MINISCHETTI CLARA CASTIGLIONE, TARTARO GIUSEPPE: "Chemical Recycling of Poly(bisphenol A carbonate) by Glycolysis under 1,8-Diazabicyclo[5.4.0]undec-7-ene Catalysis", ACS OMEGA, ACS PUBLICATIONS, US, vol. 3, no. 7, 31 July 2018 (2018-07-31), US , pages 7261 - 7268, XP055844580, ISSN: 2470-1343, DOI: 10.1021/acsomega.8b01123
DO TAEYANG; BARAL EK RAJ; KIM JEUNG GON: "Chemical recycling of poly(bisphenol A carbonate): 1,5,7-Triazabicyclo[4.4.0]-dec-5-ene catalyzed alcoholysis for highly efficient bisphenol A and organic carbonate recovery", POLYMER, ELSEVIER, AMSTERDAM, NL, vol. 143, 4 April 2018 (2018-04-04), AMSTERDAM, NL, pages 106 - 114, XP085385694, ISSN: 0032-3861, DOI: 10.1016/j.polymer.2018.04.015
LIU MENGSHUAI, GUO JIAO, GU YONGQIANG, GAO JUN, LIU FUSHENG: "Versatile Imidazole-Anion-Derived Ionic Liquids with Unparalleled Activity for Alcoholysis of Polyester Wastes under Mild and Green Conditions", ACS SUSTAINABLE CHEMISTRY & ENGINEERING, AMERICAN CHEMICAL SOCIETY, US, vol. 6, no. 11, 5 November 2018 (2018-11-05), US , pages 15127 - 15134, XP093098187, ISSN: 2168-0485, DOI: 10.1021/acssuschemeng.8b03591
QUARANTA EUGENIO, MINISCHETTI CLARA CASTIGLIONE, TARTARO GIUSEPPE: "Chemical Recycling of Poly(bisphenol A carbonate) by Glycolysis under 1,8-Diazabicyclo[5.4.0]undec-7-ene Catalysis", ACS OMEGA, ACS PUBLICATIONS, US, vol. 3, no. 7, 31 July 2018 (2018-07-31), US , pages 7261 - 7268, XP055844580, ISSN: 2470-1343, DOI: 10.1021/acsomega.8b01123
DO TAEYANG; BARAL EK RAJ; KIM JEUNG GON: "Chemical recycling of poly(bisphenol A carbonate): 1,5,7-Triazabicyclo[4.4.0]-dec-5-ene catalyzed alcoholysis for highly efficient bisphenol A and organic carbonate recovery", POLYMER, ELSEVIER, AMSTERDAM, NL, vol. 143, 4 April 2018 (2018-04-04), AMSTERDAM, NL, pages 106 - 114, XP085385694, ISSN: 0032-3861, DOI: 10.1016/j.polymer.2018.04.015
Attorney, Agent or Firm:
YOU ME PATENT AND LAW FIRM (KR)
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