DE60000414T2 - Glykolyseverfahren zur recyclierung von pet-abfall - Google Patents

Glykolyseverfahren zur recyclierung von pet-abfall

Info

Publication number
DE60000414T2
DE60000414T2 DE60000414T DE60000414T DE60000414T2 DE 60000414 T2 DE60000414 T2 DE 60000414T2 DE 60000414 T DE60000414 T DE 60000414T DE 60000414 T DE60000414 T DE 60000414T DE 60000414 T2 DE60000414 T2 DE 60000414T2
Authority
DE
Germany
Prior art keywords
reactor
polyester
lower layer
glycol
upper layer
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE60000414T
Other languages
German (de)
English (en)
Other versions
DE60000414D1 (de
Inventor
P. Ekart
S. Murdoch
M. Pell
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Eastman Chemical Co
Original Assignee
Eastman Chemical Co
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 Eastman Chemical Co filed Critical Eastman Chemical Co
Publication of DE60000414D1 publication Critical patent/DE60000414D1/de
Application granted granted Critical
Publication of DE60000414T2 publication Critical patent/DE60000414T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • C08J11/24—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 containing hydroxyl groups
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/88—Post-polymerisation treatment
    • C08G63/90—Purification; Drying
    • 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
    • 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)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Saccharide Compounds (AREA)
DE60000414T 1999-02-10 2000-02-04 Glykolyseverfahren zur recyclierung von pet-abfall Expired - Lifetime DE60000414T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US11944799P 1999-02-10 1999-02-10
US09/478,018 US6410607B1 (en) 1999-02-10 2000-01-05 Glycolysis process for recycling of post-consumer pet
PCT/US2000/002813 WO2000047659A1 (en) 1999-02-10 2000-02-04 A glycolysis process for recycling of post-consumer pet

Publications (2)

Publication Number Publication Date
DE60000414D1 DE60000414D1 (de) 2002-10-10
DE60000414T2 true DE60000414T2 (de) 2003-08-07

Family

ID=26817346

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60000414T Expired - Lifetime DE60000414T2 (de) 1999-02-10 2000-02-04 Glykolyseverfahren zur recyclierung von pet-abfall

Country Status (10)

Country Link
US (1) US6410607B1 (enExample)
EP (1) EP1153070B1 (enExample)
JP (1) JP4531988B2 (enExample)
CN (1) CN1149254C (enExample)
AT (1) ATE223456T1 (enExample)
BR (1) BR0008127A (enExample)
CA (1) CA2359727C (enExample)
DE (1) DE60000414T2 (enExample)
ES (1) ES2179021T3 (enExample)
WO (1) WO2000047659A1 (enExample)

Families Citing this family (55)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPWO2003101929A1 (ja) * 2002-06-04 2005-09-29 株式会社アイエス ビス（２−ヒドロキシエチル）テレフタレートの精製方法
US7297721B2 (en) * 2003-06-20 2007-11-20 Futura Polyesters Limited Process for controlled polymerization of a mixed polymer
US8034870B2 (en) * 2003-12-17 2011-10-11 Sabic Innovative Plastics Ip B.V. Flame-retardant polyester composition
US8067493B2 (en) * 2003-12-30 2011-11-29 Sabic Innovative Plastics Ip B.V. Polymer compositions, method of manufacture, and articles formed therefrom
US7247742B2 (en) * 2004-05-20 2007-07-24 Bp Corporation North America Inc. Recycling polyethylene naphthalate containing materials in a process to produce diesters
CA2595089C (en) * 2005-01-18 2012-09-11 M & G Polimeri Italia S.P.A. Compartmentalized pellet for improved contaminant removal
US8680167B2 (en) * 2006-01-27 2014-03-25 Sabic Innovative Plastics Ip B.V. Molding compositions containing fillers and modified polybutylene terephthalate (PBT) random copolymers derived from polyethylene terephthalate (PET)
US7902264B2 (en) * 2006-01-27 2011-03-08 Sabic Innovative Plastics Ip B.V. Polytrimethylene terephthalate (PTT) derived from polyethylene terephthalate (PET) and containing PET residues
US7923506B2 (en) * 2006-01-27 2011-04-12 Sabic Innovative Plastics Ip B.V. Molding compositions containing modified polybutylene terephthalate (PBT) random copolymers derived from polyethylene terephthalate (PET)
US7902263B2 (en) * 2006-01-27 2011-03-08 Sabic Innovative Plastics Ip B.V. Process for making polybutylene terephthalate (PBT) from polyethylene terephthalate (PET)
DE602007004072D1 (de) * 2006-01-27 2010-02-11 Gen Electric Artikel aus zusammensetzungen mit modifizierten polybutylen-terephthalat-statistik-copolymeren aus polyethylen-terephthalat
US7795320B2 (en) * 2006-01-27 2010-09-14 Sabic Innovative Plastics Ip B.V. Copolyetheresters derived from polyethylene terephthalate
US7799836B2 (en) * 2006-03-01 2010-09-21 Sabic Innovative Plastics Ip B.V. Process for making polybutylene terephthalate (PBT) from polyethylene terephthalate (PET)
US8309656B2 (en) 2006-07-26 2012-11-13 Sabic Innovative Plastics Ip B.V. Elastomer blends containing polycarbonates and copolyetheresters derived from polyethylene terephthalate, method of manufacture, and articles therefrom
US7928150B2 (en) * 2008-05-06 2011-04-19 Sabic Innovative Plastics Ip B.V. Process for the manufacture of lonomeric polybutylene terephthalate from polyethylene terephthalate, and compositions and articles thereof
CN105778150A (zh) * 2008-09-12 2016-07-20 住友电木株式会社 分解聚合物材料的方法、制备再生树脂的方法以及回收无机填料的方法
US20100168328A1 (en) * 2008-12-30 2010-07-01 Ganesh Kannan Process for the manufacture of polycyclohexane dimethylene terephthalate copolymers from polyethylene terephthalate, and compositions and articles thereof
US7910657B2 (en) * 2008-12-30 2011-03-22 Sabic Innovative Plastics Ip B.V. Process for the manufacture of polybutylene terephthalate copolymers from polyethylene terephthalate, and compositions and articles thereof
US20100168321A1 (en) * 2008-12-30 2010-07-01 Cahoon-Brister Kristen Poly(butylene terephthalate) compositions, methods of manufacture, and articles thereof
US20100168317A1 (en) * 2008-12-30 2010-07-01 Cahoon-Brister Kristen Poly(butylene terephthalate) compositions, methods of manufacture, and articles thereof
US8138244B2 (en) * 2008-12-30 2012-03-20 Sabic Innovative Plastics Ip B.V. Reinforced polyester compositions, method of manufacture, and articles thereof
CN102482429B (zh) * 2009-07-02 2014-11-26 博派克斯国际有限公司 气相辅助用后聚合物处理装置和方法
US8716378B2 (en) 2010-06-29 2014-05-06 Sabic Innovative Plastics Ip B.V. Flame resistant polyester compositions, method of manufacture, and articles thereof
US8686072B2 (en) 2010-06-29 2014-04-01 Sabic Innovative Plastics Ip B.V. Flame resistant polyester compositions, method of manufacture, and articles therof
US20120046411A1 (en) 2010-08-20 2012-02-23 Becton, Dickinson And Company Recycled Resin Compositions And Disposable Medical Devices Made Therefrom
WO2012115984A2 (en) 2011-02-21 2012-08-30 Felice Kristopher M Polyurethane dispersions and methods of making and using same
CA2838825A1 (en) 2011-06-10 2012-12-13 Kristopher M. Felice Clear coatings acrylic coatings
CN102250449B (zh) * 2011-06-27 2012-11-28 沈阳化工大学 利用回收的对苯二甲酸合成饱和聚酯树脂的方法
CN102532815B (zh) * 2011-12-06 2013-09-25 上海聚友化工有限公司 一种废聚酯纺织品回收再利用的方法
CN102731760B (zh) * 2012-07-17 2014-03-26 龙福环能科技股份有限公司 一种将回收聚酯瓶片料熔体醇解后再聚合的方法
PL2719529T3 (pl) 2012-10-10 2017-08-31 Armacell Enterprise Gmbh & Co. Kg Zapobieganie depolimeryzacji politereftalanu alkilenowego w strukturach laminowanych
DE102012220498A1 (de) * 2012-11-09 2014-05-15 Aquafil Engineering Gmbh Verfahren und Vorrichtung zur Behandlung von Polymeren
EP2784110B1 (en) 2013-03-26 2017-03-29 Oxxynova GmbH Method and apparatus for colour removal from shredded pet-flakes
US9255194B2 (en) 2013-10-15 2016-02-09 International Business Machines Corporation Methods and materials for depolymerizing polyesters
WO2015069662A1 (en) 2013-11-06 2015-05-14 The Board Of Trustees Of The Leland Stanford Junior University Methods for modifying a hydrophobic polymer surface and devices thereof
US20170335057A1 (en) * 2014-10-29 2017-11-23 Resinate Materials Group, Inc. High recycle content polyester polyols from hydroxy-functional ketal acids, esters or amides
ITUB20151922A1 (it) * 2015-07-06 2017-01-06 Gianni Monte Procedimento per la produzione di polietilene tereftalato modificato glicole da materie prime di riciclo
US9550713B1 (en) 2015-07-09 2017-01-24 Loop Industries, Inc. Polyethylene terephthalate depolymerization
WO2019053392A1 (en) 2017-09-14 2019-03-21 Petróleo Brasileiro S.A. - Petrobras ENZYMATIC PROCESS FOR DEPOLYMERIZATION OF POLY (ETHYLENE TEREPHTHALATE) POSTCONSOMMUNICATION BY GLYCOLYSIS REACTION, METHOD OF RECYCLING POLY (ETHYLENE TEREPHTHALATE) POSTCONSUMING, AND RECYCLED POLY (ETHYLENE) TERTOPHTHALATE
US12071519B2 (en) 2017-09-15 2024-08-27 9449710 Canada Inc. Terephthalic acid esters formation
US10252976B1 (en) 2017-09-15 2019-04-09 9449710 Canada Inc. Terephthalic acid esters formation
CN112638859B (zh) 2018-06-25 2023-09-05 9449710加拿大公司 对苯二甲酸酯的形成
WO2020085912A1 (en) 2018-10-26 2020-04-30 Dsm Ip Assets B.V. Polyester powders and the use thereof in three-dimensional printing processes
EP3938431B1 (en) 2019-03-15 2025-01-29 Polyplex Corporation Limited A process and an apparatus for manufacturing bi-axially oriented polyester film from rpet
US11248103B2 (en) 2019-03-20 2022-02-15 9449710 Canada Inc. Process for the depolymerization of polyethylene terephthalate (PET)
NL2024181B1 (en) * 2019-11-07 2021-07-20 Ioniqa Tech B V Reactor system and method of separating a first contaminant from a feed stream
CN110845761B (zh) * 2019-11-25 2022-05-20 浙江海利环保科技股份有限公司 一种醇解液中杂质去除的方法
WO2021151071A1 (en) * 2020-01-23 2021-07-29 Premirr Plastics Inc. Process and system for depolymerizing waste plastic
US11639431B2 (en) * 2020-01-23 2023-05-02 Premirr Plastics Inc. Process and system for depolymerizing plastic
EP4136195A4 (en) * 2020-04-13 2024-07-17 Eastman Chemical Company VITRIFICATION MATERIALS FOR PARTIAL OXIDATION GASIFIER
BR112022026753A2 (pt) * 2020-07-02 2023-01-24 Cure Tech B V Método para permitir reciclagem de material de despejo de poliéster e sistema para aplicação do método
NL2026273B1 (en) 2020-08-14 2022-04-13 Ioniqa Tech B V Depolymerization method of a waste polymer material and system therefore
CN112225661B (zh) * 2020-10-16 2022-11-18 艾凡佳德(上海)环保科技有限公司 一种废旧聚酯连续醇解后醇解物的除杂方法及设备
WO2023044018A1 (en) * 2021-09-16 2023-03-23 Circ, LLC Method of forming a polyester from a regenerated diacid formed from depolymerization of a waste material
IT202200016851A1 (it) 2022-08-05 2024-02-05 Chempet Srl Processo per purificare bis(2-idrossietil)tereftalato ottenuto da depolimerizzazione di rifiuti contenenti polietilene tereftalato.

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3703488A (en) 1968-03-22 1972-11-21 Goodyear Tire & Rubber Process for reuse of polyester resin
US3884850A (en) 1970-02-13 1975-05-20 Fiber Industries Inc Continuous atmospheric depolymerization of polyester
JPS60248646A (ja) 1984-05-25 1985-12-09 Toray Ind Inc ポリエステル屑の解重合方法
US5223544A (en) 1992-03-31 1993-06-29 Shell Oil Company Process for the removal of foreign materials from a post-consumer plyethylene terephthalate feed stream
US5298530A (en) * 1992-11-25 1994-03-29 Eastman Kodak Company Process of recovering components from scrap polyester
WO1994025517A1 (en) * 1993-05-04 1994-11-10 Ashland Oil, Inc. Cured unsaturated polyesters glycolysis for recycle reactant
AU683896B2 (en) * 1993-07-05 1997-11-27 Du Pont Teijin Films U.S. Limited Partnership Production of dicarboxylic acids and diols from polyester materials
US5620665A (en) * 1994-06-21 1997-04-15 Miyaso Chemical Co. Method of recycling unsaturated polyester resin waste and recycling apparatus
JP2701012B2 (ja) * 1994-06-21 1998-01-21 和歌山県 不飽和ポリエステル樹脂廃棄物の再利用法および再利用装置
US5635584A (en) * 1995-12-07 1997-06-03 Eastman Chemical Company Process including glycolysis and subsequent purification for recycling polyester materials
JP3739170B2 (ja) * 1997-05-12 2006-01-25 日本エステル株式会社 スクラップ利用ポリエステルの製造法
US6048907A (en) * 1998-09-25 2000-04-11 Peterson; Don Apparatus and method for converting polyethylene terephthalate into polyester polyols
US5981672A (en) * 1998-09-25 1999-11-09 Peterson; Donny L. Apparatus and method for converting polyethylene terephthalate into polyester polyols

Also Published As

Publication number Publication date
ES2179021T3 (es) 2003-01-16
EP1153070A1 (en) 2001-11-14
EP1153070B1 (en) 2002-09-04
CN1340077A (zh) 2002-03-13
ATE223456T1 (de) 2002-09-15
CA2359727A1 (en) 2000-08-17
JP4531988B2 (ja) 2010-08-25
BR0008127A (pt) 2001-11-06
US6410607B1 (en) 2002-06-25
JP2002536519A (ja) 2002-10-29
DE60000414D1 (de) 2002-10-10
CN1149254C (zh) 2004-05-12
WO2000047659A1 (en) 2000-08-17
CA2359727C (en) 2008-03-25

Similar Documents

Publication Publication Date Title
DE60000414T2 (de) Glykolyseverfahren zur recyclierung von pet-abfall
DE69917773T2 (de) Verbesserte umsetzung von verunreinigtem polyethylenterephthalat in unverunreinigtem polyethylenterephthalat
EP0575847B1 (de) Verfahren zur Herstellung von Polybutylenterephthalat aus Polyethylenterephthalat-Abfall
DE69613142T2 (de) Verfahren zur verwertung von polyestermaterialien durch glykolyse und nachtägliche reinigung
DE69803212T2 (de) Depolymerisationsverfahren zur wiedergewinnung von polyestern
EP1737904B1 (de) Verfahren zum recycling von polyestern oder polyestergemischen aus polyesterhaltigen abfällen
JP3510885B2 (ja) 使用ずみｐｅｔの資源からのポリエチレンテレフタレートの再生方法
EP0483665B1 (de) Verfahren zur Aufbereitung thermisch beanspruchter Polyester-Abfälle
DE60103641T2 (de) Das verfahren zum chemischen recycling von poly(ethylenterephthalat)-abfallströmen
EP1084171A1 (en) Food quality polyester recycling
DE69807201T2 (de) Verfahren zum entfernen von verunreinigungen aus polyestern und der kontrolle des molekulargewichtes
WO1995027753A1 (en) Improved polyethylene terephthalate decontamination
JPH10513220A (ja) 食品接触用途に再使用するための使用後のポリエステルからの夾雑物の浸出
US5504121A (en) Polyethylene terephthalate decontamination
DE69402171T2 (de) Kontinuierliches Verfahren zur Gewinnung von Terephthalsäure aus Abfällen oder gebrauchten Produkten aus Polyalkylenterephthalat Polymeren
US7214723B2 (en) Method for the decontamination of polyethylene terephthalate
RU2137787C1 (ru) Способ переработки материалов, содержащих полиэтилентерефталат, с удалением загрязнений из полиэтилентерефталата (варианты)
RU2826627C1 (ru) Оптимизированный способ деполимеризации сложного полиэфира, содержащего полиэтилентерефталат
MXPA01007948A (es) Un proceso de glicolisis para reciclaje de pet post-consumidor
DE102023134489A1 (de) Verfahren zur Gewinnung aromatischer Dicarbonsäuren

Legal Events

Date Code Title Description
8364 No opposition during term of opposition