TR200201101T2 - Polyester atıktan dimetil terefitalat, etilen glikolün ayrıştırılması için yöntem - Google Patents

Polyester atıktan dimetil terefitalat, etilen glikolün ayrıştırılması için yöntem

Info

Publication number
TR200201101T2
TR200201101T2 TR200201101T TR200201101T TR200201101T2 TR 200201101 T2 TR200201101 T2 TR 200201101T2 TR 200201101 T TR200201101 T TR 200201101T TR 200201101 T TR200201101 T TR 200201101T TR 200201101 T2 TR200201101 T2 TR 200201101T2
Authority
TR
Turkey
Prior art keywords
distilled
dmt
ethylene glycol
polyester
methanol
Prior art date
Application number
TR200201101T
Other languages
English (en)
Inventor
Ishihara Kanichi
Ishida Kenji
Miyamoto Masanori
Nakashiwa Minoru
Sato Kazuhiro
Hasegawa Hideo
Original Assignee
Teijin Limited
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 Teijin Limited filed Critical Teijin Limited
Publication of TR200201101T2 publication Critical patent/TR200201101T2/tr

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C27/00—Processes involving the simultaneous production of more than one class of oxygen-containing compounds
    • 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
    • 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
    • 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
    • C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
    • C08G63/12—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
    • C08G63/16—Dicarboxylic acids and dihydroxy compounds
    • C08G63/18—Dicarboxylic acids and dihydroxy compounds the acids or hydroxy compounds containing carbocyclic rings
    • C08G63/181—Acids containing aromatic rings
    • C08G63/183—Terephthalic 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
    • 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
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D167/00—Coating compositions based on polyesters obtained by reactions forming a carboxylic ester link in the main chain; Coating compositions based on derivatives of such polymers
    • C09D167/08—Polyesters modified with higher fatty oils or their acids, or with natural resins or resin 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
    • 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)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Sustainable Development (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Polyesters Or Polycarbonates (AREA)

Abstract

Yabanci madde içeren bir polyesterden (polietilen terefitalat(PET)) dimetil terefitalat 'in (DMT) ve etilen glikol'ün (EG) ayrilmasi ve geri kazanilmasi için bir yöntem ile ilgilidir.
TR200201101T 1999-10-22 2000-10-19 Polyester atıktan dimetil terefitalat, etilen glikolün ayrıştırılması için yöntem TR200201101T2 (tr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP30061999 1999-10-22
JP36448099 1999-12-22
JP36447999 1999-12-22

Publications (1)

Publication Number Publication Date
TR200201101T2 true TR200201101T2 (tr) 2004-11-22

Family

ID=27338401

Family Applications (1)

Application Number Title Priority Date Filing Date
TR200201101T TR200201101T2 (tr) 1999-10-22 2000-10-19 Polyester atıktan dimetil terefitalat, etilen glikolün ayrıştırılması için yöntem

Country Status (11)

Country Link
US (1) US6706843B1 (tr)
EP (1) EP1227075B1 (tr)
JP (1) JP4067306B2 (tr)
KR (1) KR100648397B1 (tr)
CN (1) CN1203037C (tr)
AT (1) ATE437847T1 (tr)
DE (1) DE60042656D1 (tr)
MX (1) MXPA02003928A (tr)
TR (1) TR200201101T2 (tr)
TW (1) TWI261597B (tr)
WO (1) WO2001030729A1 (tr)

Families Citing this family (112)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2809727B1 (fr) 2000-05-31 2002-07-26 Galderma Res & Dev Nouveaux composes aminothiolesters, compositions pharmaceutiques et cosmetiques les contenant et utilisations
FR2811246B1 (fr) * 2000-07-06 2003-01-17 Electricite De France Procede de valorisation de materiaux composites
AU2002224082B2 (en) * 2000-11-27 2006-04-06 Teijin Limited Dimethyl terephthalate composition and process for producing the same
MXPA04003380A (es) 2001-10-16 2004-06-21 Teijin Ltd Metodo para el reciclaje de botellas pet.
US7193109B2 (en) * 2003-03-06 2007-03-20 Eastman Chemical Company Process for production of a carboxylic acid/diol mixture suitable for use in polyester production
AU2003221034A1 (en) * 2003-04-04 2004-11-01 Teijin Fibers Limited Method of caustic reduction treatment for polyester fiber
JP4419549B2 (ja) 2003-07-18 2010-02-24 東レ株式会社 極細短繊維不織布および皮革様シート状物ならびにそれらの製造方法
US8067493B2 (en) * 2003-12-30 2011-11-29 Sabic Innovative Plastics Ip B.V. Polymer compositions, method of manufacture, and articles formed therefrom
US7807745B2 (en) * 2006-01-27 2010-10-05 Sabic Innovative Plastics Ip B.V. Molding compositions containing polycarbonate and modified polybutylene terephthalate (PBT) random copolymers derived from polyethylene terephthalate (PET)
EP1775374B1 (en) 2004-08-02 2011-10-05 Toray Industries, Inc. Leather-like sheet and method for production thereof
JP4751042B2 (ja) * 2004-09-17 2011-08-17 帝人株式会社 テレフタル酸廃棄物からのテレフタル酸ジメチルの製造方法
JP4647271B2 (ja) * 2004-09-17 2011-03-09 帝人株式会社 テレフタル酸廃棄物からのテレフタル酸ジメチルの製造方法
US7469801B2 (en) 2005-04-14 2008-12-30 Ramirez-Delgado Roberto Alfred Automatic machine for dosing water and dental alginate
JP4773799B2 (ja) * 2005-11-09 2011-09-14 帝人株式会社 異種素材の分離方法
WO2007076384A2 (en) * 2005-12-29 2007-07-05 Bp Corporation North America Inc. Ethanolysis of pet to form det and oxidation thereof
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)
EP1979403B1 (en) * 2006-01-27 2009-12-30 General Electric Company Articles derived from compositions containing modified polybutylene terephthalate (pbt) random copolymers derived from polyethylene terephthalate (pet)
EP1994072A2 (en) * 2006-01-27 2008-11-26 General Electric Company Molding compositions containing polyalkylene terephthalates and modified polybutylene terephthalate (pbt) random copolymers derived from 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)
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)
US7799836B2 (en) * 2006-03-01 2010-09-21 Sabic Innovative Plastics Ip B.V. Process for making polybutylene terephthalate (PBT) from polyethylene terephthalate (PET)
US7799838B2 (en) * 2006-07-26 2010-09-21 Sabic Innovative Plastics Ip B.V. Elastomer blends of polyesters and copolyetheresters derived from polyethylene terephthalate, method of manufacture, and articles therefrom
JP5186479B2 (ja) * 2007-02-23 2013-04-17 帝人株式会社 ポリエステル繊維廃棄物から異種素材を分離除去する方法
JP2009120766A (ja) * 2007-11-16 2009-06-04 Teijin Fibers Ltd テレフタル酸ジメチル及びエチレングリコールの回収方法
JP5178211B2 (ja) * 2008-01-22 2013-04-10 帝人株式会社 ペットボトル廃棄物より色相を改善したテレフタル酸ジメチルを回収する方法
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
US20100168317A1 (en) * 2008-12-30 2010-07-01 Cahoon-Brister Kristen Poly(butylene terephthalate) compositions, methods of manufacture, and articles thereof
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
US20100168321A1 (en) * 2008-12-30 2010-07-01 Cahoon-Brister Kristen Poly(butylene terephthalate) compositions, methods of manufacture, 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
KR101099009B1 (ko) * 2009-10-09 2011-12-28 충남대학교산학협력단 폴리에스터 폐기물의 재생방법 및 그 재생장치
MX2012009264A (es) * 2010-02-09 2012-11-23 Kristopher M Felice Productos oligomericos de tereftalato de polietileno y metodos de fabricación y uso de los mismos.
CN101906218B (zh) * 2010-07-26 2012-08-01 四川理工学院 聚酯废料常压醇解回收利用方法
US8440762B2 (en) 2011-01-14 2013-05-14 Sabic Innovative Plastics Ip B.V. Polymer compositions, method of manufacture, and articles formed therefrom
WO2012115984A2 (en) 2011-02-21 2012-08-30 Felice Kristopher M Polyurethane dispersions and methods of making and using same
CN102219924B (zh) * 2011-06-01 2012-08-08 中国人民解放军总后勤部军需装备研究所 一种涤棉混纺织物分离及涤纶再聚合装置
EP2718383A4 (en) 2011-06-10 2015-05-20 Kristopher M Felice CLEAR VARNISH, ACRYLIC COATINGS
US9334360B2 (en) 2011-07-15 2016-05-10 Sabic Global Technologies B.V. Color-stabilized biodegradable aliphatic-aromatic copolyesters, methods of manufacture, and articles thereof
US8877862B2 (en) 2011-07-15 2014-11-04 Saudi Basic Industries Corporation Method for color stabilization of poly(butylene-co-adipate terephthalate
US8933162B2 (en) 2011-07-15 2015-01-13 Saudi Basic Industries Corporation Color-stabilized biodegradable aliphatic-aromatic copolyesters, methods of manufacture, and articles thereof
US20130029068A1 (en) 2011-07-28 2013-01-31 Eastman Chemical Company Extrusion blow molded articles
US10000588B2 (en) 2011-07-28 2018-06-19 Eastman Chemical Company Coating for the inner surface of plastic bottles for protection against degradation from volatile organic compounds
WO2013025186A1 (en) 2011-08-12 2013-02-21 Eastman Chemical Company Process for the preparation of polyesters with high recycle content
US8946345B2 (en) 2011-08-30 2015-02-03 Saudi Basic Industries Corporation Method for the preparation of (polybutylene-co-adipate terephthalate) through the in situ phosphorus containing titanium based catalyst
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
US8889820B2 (en) 2012-02-15 2014-11-18 Saudi Basic Industries Corporation Amorphous, high glass transition temperature copolyester compositions, methods of manufacture, and articles thereof
US8969506B2 (en) 2012-02-15 2015-03-03 Saudi Basic Industries Corporation Amorphous, high glass transition temperature copolyester compositions, methods of manufacture, and articles thereof
US8901273B2 (en) 2012-02-15 2014-12-02 Saudi Basic Industries Corporation Amorphous, high glass transition temperature copolyester compositions, methods of manufacture, and articles thereof
US8895660B2 (en) 2012-03-01 2014-11-25 Saudi Basic Industries Corporation Poly(butylene-co-adipate terephthalate), method of manufacture, and uses thereof
US8901243B2 (en) 2012-03-30 2014-12-02 Saudi Basic Industries Corporation Biodegradable aliphatic-aromatic copolyesters, methods of manufacture, and articles thereof
EP2928948A1 (de) * 2012-12-04 2015-10-14 Uhde Inventa-Fischer GmbH Verfahren zur selektiven chemischen extraktion von milchsäure aus polymerblends
FR3030541B1 (fr) * 2014-12-19 2017-02-03 Ifp Energies Now Procede de glycolyse du poly(terephtalate d'ethylene) en deux etapes reactionnelles
US9550713B1 (en) 2015-07-09 2017-01-24 Loop Industries, Inc. Polyethylene terephthalate depolymerization
CN106045858A (zh) * 2015-08-18 2016-10-26 江苏景宏新材料科技有限公司 一种常压醇解petg废弃薄膜制备对苯二甲酸二甲酯的方法
CN106279759A (zh) * 2016-08-15 2017-01-04 宁波大发化纤有限公司 乙二醇醇解去除废聚酯纺织品中含有的聚氨酯制备聚酯纺丝熔体的方法
CN106283228A (zh) * 2016-08-15 2017-01-04 宁波大发化纤有限公司 一种醇解去除废聚酯纺织品中含有的聚氨酯进行聚酯纺丝的方法
CN106279756A (zh) * 2016-08-15 2017-01-04 宁波大发化纤有限公司 二甘醇醇解去除废聚酯纺织品中含有的聚氨酯制备聚酯纺丝熔体的方法
CN106279755A (zh) * 2016-08-15 2017-01-04 宁波大发化纤有限公司 醇解去除废聚酯纺织品中含有的聚氨酯制备聚酯纺丝熔体的方法
EP3363852A1 (en) 2017-02-20 2018-08-22 Swerea IVF AB Polyester textile waste recycling
CN107417897A (zh) * 2017-05-25 2017-12-01 江南大学 一种乙二醇降解废弃涤纶面料制备水溶性聚酯的方法
CN107254021A (zh) * 2017-06-20 2017-10-17 江苏锐康新材料科技有限公司 一种热固性不饱和聚酯树脂废料的再生改性方法
CN107189044B (zh) * 2017-06-28 2019-03-15 树业环保科技股份有限公司 一种将废弃纺织物制备可应用于纺织品加工的纤维级聚酯切片的方法
US10252976B1 (en) 2017-09-15 2019-04-09 9449710 Canada Inc. Terephthalic acid esters formation
CN107879895A (zh) * 2017-11-20 2018-04-06 浙江佳人新材料有限公司 一种eg釜残和提纯eg再利用的方法
CN107696332A (zh) * 2017-11-20 2018-02-16 浙江佳人新材料有限公司 采用摩擦料代替废布料或泡泡料的再生聚酯的生产方法
CN107814975A (zh) * 2017-12-11 2018-03-20 洛阳乐森石化新材料有限公司 一种聚酯聚合釜反应物料回收装置
CN108004759B (zh) * 2017-12-21 2020-05-22 福建荔枝新材料有限公司 一种聚酯材料回收及利用激光进行表面处理方法
CN108003380A (zh) * 2017-12-21 2018-05-08 福建荔枝新材料有限公司 一种聚酯材料回收及利用超声进行表面处理方法
CN108018709A (zh) * 2017-12-21 2018-05-11 福建荔枝新材料有限公司 一种聚酯材料回收及利用等离子进行表面处理方法
CN108103613B (zh) * 2017-12-21 2020-09-11 福建赛隆科技有限公司 一种聚酯材料回收及表面机械刻蚀方法
TN2020000250A1 (en) * 2018-06-25 2022-07-01 9449710 Canada Inc Terephthalic acid esters formation
TWI694064B (zh) * 2018-09-26 2020-05-21 遠東新世紀股份有限公司 對苯二甲酸的製造方法及其系統
CN109503818A (zh) * 2018-10-19 2019-03-22 浙江佳人新材料有限公司 一种无锑再生聚酯切片的生产工艺
WO2020173961A1 (en) * 2019-02-27 2020-09-03 Ecole Polytechnique Federale De Lausanne (Epfl) Degradation of plastic materials into terephthalic acid (tpa), ethylene glycol and/or other monomers that form the plastic materials
US11248103B2 (en) 2019-03-20 2022-02-15 9449710 Canada Inc. Process for the depolymerization of polyethylene terephthalate (PET)
CN110339785A (zh) * 2019-06-21 2019-10-18 桐昆集团股份有限公司 一种回用乙二醇搅拌混合罐
CN110343637B (zh) * 2019-06-28 2021-06-08 浙江工业大学 肠杆菌hy1及在降解对苯二甲酸双羟乙酯中的应用
CN110527138B (zh) 2019-07-10 2020-07-03 艾凡佳德(上海)环保科技有限公司 一种废旧聚酯的连续醇解回收方法
CN110511137B (zh) * 2019-07-10 2020-06-26 艾凡佳德(上海)环保科技有限公司 一种废旧聚酯材料连续醇解连续酯交换回收方法
CN110483279B (zh) 2019-07-10 2020-08-14 艾凡佳德(上海)环保科技有限公司 一种废旧聚酯材料的回收方法
EP4004094A1 (en) 2019-07-29 2022-06-01 Eastman Chemical Company Process for the preparation of polyesters with recycled monomers from pyrolysis and methanolysis
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
CN110804207B (zh) * 2019-11-13 2022-06-28 无锡中天固废处置有限公司 一种含丙烯酸类粘胶剂的丁酮残渣的处理方法
BR102019027314A2 (pt) * 2019-12-19 2021-06-29 Edson Joaquim Antunes Quevedo Processo para reciclagem de embalagens poliméricas laminadas por meio de etilenoglicol
US20230087754A1 (en) * 2020-02-10 2023-03-23 Eastman Chemical Company Treated waste plastic materials
MX2022009637A (es) * 2020-02-10 2022-09-19 Eastman Chem Co Reciclaje quimico de corrientes de coproductos de purga del reactor de solvolisis.
KR20220141323A (ko) * 2020-02-10 2022-10-19 이스트만 케미칼 컴파니 가용매분해 부산물 스트림의 화학적 재활용
TR202002388A1 (tr) * 2020-02-17 2021-08-23 Setas Kimya San A S Polyester esaslı tekstil ve/veya ambalaj atıkları için kimyasal geri dönüşüm metodu
CA3174911A1 (en) 2020-04-13 2021-10-21 Bruce Roger Debruin Chemical recycling of plastic dry fines
JP6986813B1 (ja) 2020-06-29 2021-12-22 株式会社シンテック ビス−（２−ヒドロキシエチル）テレフタレートの製造方法および再生ポリエチレンテレフタレートの製造方法
JP6960709B1 (ja) 2020-06-29 2021-11-05 株式会社シンテック 高純度ビス−（２−ヒドロキシエチル）テレフタレートの製造方法、再生ポリエチレンテレフタレート、脱色溶媒およびビス−（２−ヒドロキシエチル）テレフタレートの精製方法
US20230312864A1 (en) * 2020-08-10 2023-10-05 Auriga Polymers, Inc. Process for purification of recovered glycol from chemical recycling of waste polyester
CN112076790B (zh) * 2020-08-27 2021-07-23 中国科学院青岛生物能源与过程研究所 一种应用聚酯材料可控解聚的锌催化剂及其催化方法
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
CN112174781A (zh) * 2020-11-05 2021-01-05 艾凡佳德(上海)环保科技有限公司 一种乙二醇的脱色方法及设备
CN112321394A (zh) * 2020-11-06 2021-02-05 艾凡佳德(上海)环保科技有限公司 一种从回收液中得到乙二醇和二甘醇的方法及设备
WO2022211581A1 (ko) * 2021-04-02 2022-10-06 주식회사 디아이씨 폴리에스테르계 수지 분해용 촉매 및 그 제조방법, 그리고 상기 촉매를 이용한 폴리에스테르계 수지 분해방법 및 분해 장치
KR102531887B1 (ko) * 2021-04-02 2023-05-26 주식회사 디아이씨 폴리에스테르계 수지 분해용 촉매의 제조방법
KR102604653B1 (ko) 2021-04-08 2023-11-23 (주) 시온텍 폴리에틸렌테레프탈레이트의 비스테레프탈레이트 분리 및 회수방법
CN115301210B (zh) * 2021-05-07 2024-05-28 中国石油化工股份有限公司 吸附剂及其制备和在聚酯生产过程中回收乙二醇中的应用
WO2023044005A1 (en) * 2021-09-16 2023-03-23 Circ, LLC Method of depolymerizing a polyester in a waste material
WO2023059579A1 (en) 2021-10-06 2023-04-13 Eastman Chemical Company Production of virgin-quality pet and copolyester raw materials from polyester carpet fibers
WO2023076209A1 (en) 2021-10-25 2023-05-04 Eastman Chemical Company Processes for recovering dialkyl terephthalates from tetramethyl cyclobutanediol (tmcd)-containing polymers
CN114196249B (zh) * 2021-12-24 2022-08-09 福建华峰运动用品科技有限公司 废旧聚酯纤维在制备粉末涂料中的应用及其粉末涂料
WO2023190102A1 (ja) * 2022-03-29 2023-10-05 帝人フロンティア株式会社 芳香族ジカルボン酸ビス（ヒドロキシアルキル）の製造方法および再生芳香族ポリエステルの製造方法
WO2023194442A1 (fr) 2022-04-06 2023-10-12 Recyc'elit Procede de depolymerisation de polyesters terephtaliques en esters de terephtalate a temperature ambiante
FR3134392A1 (fr) 2022-04-06 2023-10-13 Recyc'elit Procede de depolymerisation du pet en ester de terephtalate et monoethylene glycol a temperature ambiante
CN114989011A (zh) * 2022-05-11 2022-09-02 沈阳工业大学 一种制取对苯二甲酸二乙酯的方法
WO2024091896A1 (en) * 2022-10-25 2024-05-02 Eastman Chemical Company Process for recycling poly(alkylene terephthalate)
SE2350824A1 (en) * 2023-06-30 2024-05-10 Rewin Textiles AB Process for mixed fabric rejuvination
CN117486720A (zh) * 2023-11-06 2024-02-02 浙江佳人新材料有限公司 一种废旧纺织品化学法循环再生过程中dmt再熔回收工艺

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS432088B1 (tr) * 1963-08-26 1968-01-25
GB1296785A (tr) * 1970-05-05 1972-11-15
US3907868A (en) * 1974-02-15 1975-09-23 Du Pont Polyester waste recovery
US5236959A (en) * 1992-03-12 1993-08-17 Hoechst Celanese Corporation Process for recycling polyester/cotton blends
US5504121A (en) * 1992-05-18 1996-04-02 Swig Pty Ltd. Polyethylene terephthalate decontamination
DE4227299C1 (de) * 1992-08-18 1994-01-27 Hoechst Ag Verfahren zur Herstellung von monomeren Terephthalsäurediestern und Diolen aus Polyestern
JP2825733B2 (ja) 1993-06-16 1998-11-18 帝人株式会社 ナフタレンジカルボン酸ジメチルエステルとテレフタル酸ジメチルエステルとの分別回収方法
US5414106A (en) 1994-02-14 1995-05-09 Hoechst Celanese Corporation Process for recovering dimethyl terephthalate
JP3499599B2 (ja) * 1994-05-17 2004-02-23 帝人ファイバー株式会社 テレフタル酸ジメチルの回収方法
IT1278166B1 (it) * 1995-01-24 1997-11-17 Ars Ing Srl Processo per la preparazione di bis (2-idrossietil) teraftalato
JPH08259728A (ja) 1995-03-22 1996-10-08 Mitsui Petrochem Ind Ltd 芳香族ジカルボン酸およびアルキレングリコールの製造方法
US5504122A (en) 1995-04-11 1996-04-02 E. I. Du Pont De Nemours And Company Recovery of dimethyl terephthalate from polymer mixtures
DE19646378C2 (de) * 1996-11-09 1999-11-11 Brown John Deutsche Eng Gmbh Verfahren und Vorrichtung zur Rückgewinnung von Dicarbonsäuren und Diolen aus Polyesterabfällen, insbesondere aus Polyethylenterephthalat(PET)-Abfällen beliebigen Polymerisationsgrades
US5712410A (en) 1997-03-03 1998-01-27 Eastman Kodak Company Gas phase crystallization of dimethyl terephthalate
JPH1121374A (ja) 1997-07-07 1999-01-26 Unitika Ltd Ｐｅｔ樹脂廃棄物の化学的処理方法
US6136869A (en) * 1997-10-17 2000-10-24 Eastman Chemical Company Depolymerization process for recycling polyesters
JPH11302208A (ja) 1998-04-22 1999-11-02 Akira Oku ポリエチレンテレフタレートからテレフタル酸およびエチレングリコールを回収する方法
JP3715812B2 (ja) 1998-12-10 2005-11-16 株式会社アイエス ポリエチレンテレフタレート廃棄物のケミカルリサイクル方法
US6472557B1 (en) * 1999-02-10 2002-10-29 Eastman Chemical Company Process for recycling polyesters

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EP1227075B1 (en) 2009-07-29
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MXPA02003928A (es) 2002-10-23
WO2001030729A1 (fr) 2001-05-03
JP4067306B2 (ja) 2008-03-26
EP1227075A4 (en) 2004-08-25
US6706843B1 (en) 2004-03-16
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KR20020041829A (ko) 2002-06-03
CN1203037C (zh) 2005-05-25

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