MX2023001634A - Proceso para purificacion del glicol recuperado del reciclaje quimico de residuos de poliester. - Google Patents

Proceso para purificacion del glicol recuperado del reciclaje quimico de residuos de poliester.

Info

Publication number
MX2023001634A
MX2023001634A MX2023001634A MX2023001634A MX2023001634A MX 2023001634 A MX2023001634 A MX 2023001634A MX 2023001634 A MX2023001634 A MX 2023001634A MX 2023001634 A MX2023001634 A MX 2023001634A MX 2023001634 A MX2023001634 A MX 2023001634A
Authority
MX
Mexico
Prior art keywords
stream
component
ethylene glycol
distillation column
purification
Prior art date
Application number
MX2023001634A
Other languages
English (en)
Inventor
Jason Smith
Michael Kowalske
Miguel Osornio
Matthiew Filanova
Original Assignee
Auriga Polymers Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Auriga Polymers Inc filed Critical Auriga Polymers Inc
Publication of MX2023001634A publication Critical patent/MX2023001634A/es

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/128—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by alcoholysis
    • C07C29/1285—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by alcoholysis of esters of organic acids
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J11/00—Recovery or working-up of waste materials
    • C08J11/04—Recovery or working-up of waste materials of polymers
    • C08J11/10—Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation
    • C08J11/18—Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by treatment with organic material
    • C08J11/22—Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by treatment with organic material by treatment with organic oxygen-containing compounds
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/74—Separation; Purification; Use of additives, e.g. for stabilisation
    • C07C29/76—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment
    • C07C29/80—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment by distillation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/09—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by hydrolysis
    • C07C29/095—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by hydrolysis of esters of organic acids
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C31/00—Saturated compounds having hydroxy or O-metal groups bound to acyclic carbon atoms
    • C07C31/18—Polyhydroxylic acyclic alcohols
    • C07C31/20—Dihydroxylic alcohols
    • C07C31/202—Ethylene glycol
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/03—Preparation of carboxylic acid esters by reacting an ester group with a hydroxy group
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
    • C07C69/76—Esters of carboxylic acids having a carboxyl group bound to a carbon atom of a six-membered aromatic ring
    • C07C69/80—Phthalic acid esters
    • C07C69/82—Terephthalic acid esters
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2367/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
    • C08J2367/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/62—Plastics recycling; Rubber recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)

Abstract

Un proceso para purificar etilenglicol de grado de poliéster a partir de etilenglicol bruto que contiene al menos un primer componente y un segundo componente que tienen un punto de ebullición por debajo de aquel del etilenglicol que incluye (a) proporcionar una corriente de etilenglicol bruto mediante la despolimerización del tereftalato de polietileno en un proceso de reciclaje químico; (b) introducir la corriente de etilenglicol bruto en una primera columna de destilación para destilar el primer componente y retirar el primer componente del proceso; (c) extraer una primera corriente de la porción inferior de la primera columna de destilación y alimentar la primera corriente a una segunda columna de destilación para destilar el segundo componente y retirar el segundo componente del proceso; (d) extraer una segunda corriente de la porción inferior de la segunda columna de destilación y alimentar la segunda corriente a una tercera columna de destilación; y (e) recuperar el etilenglicol del grado del poliéster de la tercera columna de destilación.
MX2023001634A 2020-08-10 2021-08-09 Proceso para purificacion del glicol recuperado del reciclaje quimico de residuos de poliester. MX2023001634A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US202063063479P 2020-08-10 2020-08-10
PCT/US2021/045147 WO2022035725A1 (en) 2020-08-10 2021-08-09 Process for purification of recovered glycol from chemical recycling of waste polyester

Publications (1)

Publication Number Publication Date
MX2023001634A true MX2023001634A (es) 2023-03-08

Family

ID=80247348

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2023001634A MX2023001634A (es) 2020-08-10 2021-08-09 Proceso para purificacion del glicol recuperado del reciclaje quimico de residuos de poliester.

Country Status (11)

Country Link
US (1) US20230312864A1 (es)
EP (1) EP4192805A4 (es)
JP (1) JP2023537393A (es)
KR (1) KR20230074720A (es)
CN (1) CN116033967A (es)
AU (1) AU2021325856A1 (es)
BR (1) BR112023002512A2 (es)
CA (1) CA3188894A1 (es)
GB (1) GB2612252B (es)
MX (1) MX2023001634A (es)
WO (1) WO2022035725A1 (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023193941A1 (de) * 2022-04-04 2023-10-12 Evonik Operations Gmbh Verbessertes verfahren zur depolymerisierung von polyethylenterephthalat
WO2023193942A1 (de) * 2022-04-04 2023-10-12 Evonik Operations Gmbh Verbessertes verfahren zur depolymerisierung von polyethylenterephthalat

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4830712A (en) * 1987-09-29 1989-05-16 Union Carbide Corporation Process for refining ethylene glycol
JPH062687B2 (ja) * 1988-12-09 1994-01-12 ユニオン、カーバイド、コーポレーション エチレングリコールを精製する方法
US5672780A (en) * 1995-08-11 1997-09-30 Eastman Kodak Company Purification of ethylene glycol recovered from polyester resins
DE19629042C2 (de) * 1996-07-19 1999-02-25 Cet Umwelttechnik Entwicklungs Verfahren zur Gewinnung von Terephthalsäure und Ethylenglykol, insbesondere aus Polyethylenterephthalat-Abfällen und Vorrichtung zur Durchführung des Verfahrens
CN1203037C (zh) * 1999-10-22 2005-05-25 帝人株式会社 从聚酯废料中分离和回收对苯二甲酸二甲酯和乙二醇的方法
JP3808672B2 (ja) * 1999-11-26 2006-08-16 東洋製罐株式会社 回収ポリエチレンテレフタレート粉砕品からのテレフタル酸の工業的回収方法
CN101928201B (zh) * 2009-06-26 2013-04-10 上海焦化有限公司 一种煤制乙二醇粗产品的提纯工艺
BR112018074095A2 (pt) * 2016-05-23 2019-03-06 Shell Internationale Research Maatschappij B.V. processo para separação de glicóis
GB201710508D0 (en) * 2017-06-30 2017-08-16 Johnson Matthey Davy Technologies Ltd Process
CN112638859B (zh) * 2018-06-25 2023-09-05 9449710加拿大公司 对苯二甲酸酯的形成

Also Published As

Publication number Publication date
GB2612252A (en) 2023-04-26
CN116033967A (zh) 2023-04-28
WO2022035725A1 (en) 2022-02-17
KR20230074720A (ko) 2023-05-31
BR112023002512A2 (pt) 2023-04-04
GB202301887D0 (en) 2023-03-29
EP4192805A4 (en) 2024-07-10
CA3188894A1 (en) 2022-02-17
JP2023537393A (ja) 2023-08-31
EP4192805A1 (en) 2023-06-14
US20230312864A1 (en) 2023-10-05
AU2021325856A1 (en) 2023-03-09
GB2612252B (en) 2024-09-18

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