DE10058773A1 - Verfahren zur Rückgewinnung von Terephthalsäure aus dem pulverisierten Produkt von verbrauchtem Polyethylenterephthalat und System für die Verwendung in diesem Verfahren - Google Patents

Verfahren zur Rückgewinnung von Terephthalsäure aus dem pulverisierten Produkt von verbrauchtem Polyethylenterephthalat und System für die Verwendung in diesem Verfahren

Info

Publication number
DE10058773A1
DE10058773A1 DE10058773A DE10058773A DE10058773A1 DE 10058773 A1 DE10058773 A1 DE 10058773A1 DE 10058773 A DE10058773 A DE 10058773A DE 10058773 A DE10058773 A DE 10058773A DE 10058773 A1 DE10058773 A1 DE 10058773A1
Authority
DE
Germany
Prior art keywords
terephthalic acid
ethylene glycol
decomposition reaction
polyethylene terephthalate
acid salt
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.)
Withdrawn
Application number
DE10058773A
Other languages
German (de)
English (en)
Inventor
Jinichi Yazaki
Kozaburo Sakano
Nobuyuki Funakoshi
Kazuho Tanaka
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.)
Tsukishima Kikai Co Ltd
Original Assignee
Tsukishima Kikai Co Ltd
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 Tsukishima Kikai Co Ltd filed Critical Tsukishima Kikai Co Ltd
Publication of DE10058773A1 publication Critical patent/DE10058773A1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C07C51/43—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation
    • 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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/09—Preparation of carboxylic acids or their salts, halides or anhydrides from carboxylic acid esters or lactones
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/41—Preparation of salts of carboxylic acids
    • C07C51/412—Preparation of salts of carboxylic acids by conversion of the acids, their salts, esters or anhydrides with the same carboxylic acid part
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C07C51/47—Separation; Purification; Stabilisation; Use of additives by solid-liquid treatment; by chemisorption
    • 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
    • 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)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Sustainable Development (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
DE10058773A 1999-11-26 2000-11-27 Verfahren zur Rückgewinnung von Terephthalsäure aus dem pulverisierten Produkt von verbrauchtem Polyethylenterephthalat und System für die Verwendung in diesem Verfahren Withdrawn DE10058773A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP33590899A JP3808672B2 (ja) 1999-11-26 1999-11-26 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

Publications (1)

Publication Number Publication Date
DE10058773A1 true DE10058773A1 (de) 2001-08-16

Family

ID=18293724

Family Applications (1)

Application Number Title Priority Date Filing Date
DE10058773A Withdrawn DE10058773A1 (de) 1999-11-26 2000-11-27 Verfahren zur Rückgewinnung von Terephthalsäure aus dem pulverisierten Produkt von verbrauchtem Polyethylenterephthalat und System für die Verwendung in diesem Verfahren

Country Status (4)

Country Link
US (2) US6580005B1 (enExample)
JP (1) JP3808672B2 (enExample)
KR (1) KR100630847B1 (enExample)
DE (1) DE10058773A1 (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005079140A3 (en) * 2003-02-27 2006-05-04 Petrecycle Ltd A method for the decontamination of polyethylene terephthalate
WO2020053051A1 (de) * 2018-09-12 2020-03-19 Rittec Umwelttechnik Gmbh Verfahren, vorrichtung und verwendung zur wiederaufarbeitung von im wesentlichen polyalkylenterephthalat
WO2021121731A1 (de) * 2019-12-20 2021-06-24 Rittec Umwelttechnik Gmbh Verfahren, vorrichtung und verwendung zur wiederaufarbeitung von polyalkylenterephthalat

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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
FR2809727B1 (fr) * 2000-05-31 2002-07-26 Galderma Res & Dev Nouveaux composes aminothiolesters, compositions pharmaceutiques et cosmetiques les contenant et utilisations
AU2002224082B2 (en) * 2000-11-27 2006-04-06 Teijin Limited Dimethyl terephthalate composition and process for producing the same
ATE458714T1 (de) * 2001-05-15 2010-03-15 Mitsubishi Chem Corp Verfahren zur herstellung einer verbindung
WO2004090220A1 (ja) * 2003-04-04 2004-10-21 Teijin Fibers Limited ポリエステル繊維の減量加工方法
JP4210222B2 (ja) * 2004-01-15 2009-01-14 乕 吉村 廃プラスチックの油化還元装置
AU2004316446B2 (en) * 2004-01-27 2010-12-23 Universidad Iberoamericana, A.C. Chemical method for recycling polyethylene terephtalate (PET) wastes
JP4285323B2 (ja) * 2004-05-19 2009-06-24 日立電線株式会社 高分子化合物の処理方法及びその装置
CN1314652C (zh) * 2005-01-14 2007-05-09 东华大学 粗对苯二甲酸的提纯方法
JP4937521B2 (ja) * 2005-03-31 2012-05-23 三井化学株式会社 ポリエステルより高純度モノマーを回収する方法及び高純度モノマー、ポリエステル
US7469801B2 (en) * 2005-04-14 2008-12-30 Ramirez-Delgado Roberto Alfred Automatic machine for dosing water and dental alginate
US7448515B2 (en) * 2005-04-14 2008-11-11 Ramirez-Delgado Roberto Alfred Automatic machine for dosing water and dental alginate
US8173835B2 (en) * 2006-03-01 2012-05-08 Grupo Petrotemex, S.A. De C.V. Method and apparatus for drying carboxylic acid
US8697906B2 (en) * 2006-03-01 2014-04-15 Grupo Petrotemex, S.A. De C.V. Methods and apparatus for producing a low-moisture carboxylic acid wet cake
WO2008102896A1 (ja) * 2007-02-23 2008-08-28 Teijin Fibers Limited 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
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
KR101130453B1 (ko) 2009-09-11 2012-04-12 삼성석유화학(주) 폐 테레프탈산으로부터 테레프탈산을 회수하는 방법
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
US9732026B2 (en) 2012-12-14 2017-08-15 Resinate Technologies, Inc. Reaction products containing hydroxyalkylterephthalates and methods of making and using same
JP2018510225A (ja) 2015-01-30 2018-04-12 レジネート マテリアルズ グループ、インコーポレイテッド Ｐｅｔ及びｐｔｔのリサイクル流の統合処理方法
PL411679A1 (pl) 2015-03-20 2016-09-26 Rs Pet Spółka Z Ograniczoną Odpowiedzialnością Instalacja do ciągłej przeróbki odpadów politereftalanu etylenu PET
TWI602860B (zh) * 2016-02-05 2017-10-21 遠東新世紀股份有限公司 由聚酯製備環己烷二甲酸的方法
ITUB20160843A1 (it) * 2016-02-18 2017-08-18 Recyclinnova S R L S Processo di conversione di rifiuti in Polietilene Tereftalato (PET) in prodotti chimici di valore
RU2616299C1 (ru) * 2016-05-19 2017-04-14 Общество с ограниченной ответственностью "ХИМТЕХ-ИНЖИНИРИНГ" Способ щелочного гидролиза отходов ПЭТФ с получением терефталевой кислоты
CN108658758B (zh) * 2018-07-18 2021-05-11 南京道港贸易有限公司 对苯二甲酰氯的制备方法、对苯二甲酰氯和应用、对苯二胺的制备方法和对苯二胺
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
TWI708761B (zh) * 2019-09-26 2020-11-01 遠東新世紀股份有限公司 製造對苯二甲酸的方法
CN110862520A (zh) * 2019-10-24 2020-03-06 江苏聚杰微纤科技集团股份有限公司 一种利用碱减量废水中的对苯二甲酸制备pet的方法
KR20210067555A (ko) * 2019-11-29 2021-06-08 롯데케미칼 주식회사 결정화를 포함하는 폐플라스틱의 화학적 재활용 방법
AU2021325856A1 (en) * 2020-08-10 2023-03-09 Auriga Polymers, Inc. Process for purification of recovered glycol from chemical recycling of waste polyester
KR102676709B1 (ko) * 2021-01-14 2024-06-18 코오롱인더스트리 주식회사 폴리에스테르의 탈색 방법 및 이를 포함하는 폴리에스테르의 해중합 방법
CN112898630B (zh) * 2021-01-26 2022-06-17 佛山科学技术学院 一种聚酯类塑料的机械化学绿色降解方法
DE102021105970A1 (de) 2021-03-11 2022-09-15 Rittec Umwelttechnik Gmbh Verfahren zur Gewinnung aromatischer Dicarbonsäuren aus ihren Metallsalzen
EP4316621A4 (en) * 2021-03-26 2024-10-16 Tsukishima Kikai Co., Ltd. CRYSTALLIZATION DEVICE, CRYSTALLIZATION SYSTEM AND CRYSTALLIZATION METHOD
JP7531056B2 (ja) * 2021-07-19 2024-08-08 エルジー・ケム・リミテッド リサイクルプラスチック合成用単量体組成物、その製造方法、およびそれを用いたリサイクルプラスチック、成形品および可塑剤組成物
KR102381508B1 (ko) * 2021-09-28 2022-04-01 김 영 범 고유점도가 0.75㎗/g 이상인 고중합도의 폴리에틸렌테레프탈레이트를 이용한 테레프탈산의 제조방법
KR20250109687A (ko) * 2022-11-16 2025-07-17 디폴리 에스에이 테레프탈산 정제 방법
WO2025003817A1 (en) * 2023-06-26 2025-01-02 Use Waste Prosta Spółka Akcyjna Method for recycling of items comprising poly(ethylene terephthalate), particularly of polyester garments waste
DE102023134489A1 (de) 2023-12-08 2025-06-12 Rittec 8.0 Umwelttechnik GmbH Verfahren zur Gewinnung aromatischer Dicarbonsäuren

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Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005079140A3 (en) * 2003-02-27 2006-05-04 Petrecycle Ltd A method for the decontamination of polyethylene terephthalate
US7214723B2 (en) 2003-02-27 2007-05-08 Petrecycle Ltd. Method for the decontamination of polyethylene terephthalate
WO2020053051A1 (de) * 2018-09-12 2020-03-19 Rittec Umwelttechnik Gmbh Verfahren, vorrichtung und verwendung zur wiederaufarbeitung von im wesentlichen polyalkylenterephthalat
KR20210043018A (ko) * 2018-09-12 2021-04-20 리텍 움벨트테크닉 게엠베하 실질적으로 폴리알킬렌 테레프탈레이트를 재가공하기 위한 방법, 장치 및 용도
AU2019340817B2 (en) * 2018-09-12 2021-07-22 Rittec Umwelttechnik Gmbh Method, device and use for reprocessing substantially polyalkylene terephthalate
KR102352612B1 (ko) 2018-09-12 2022-01-17 리텍 움벨트테크닉 게엠베하 실질적으로 폴리알킬렌 테레프탈레이트를 재가공하기 위한 방법, 장치 및 용도
JP7217352B1 (ja) 2018-09-12 2023-02-02 リトテク ウムヴェルテクニク ゲーエムベーハー 実質的にポリアルキレンテレフタレートを再処理するための方法、装置、および使用
JP2023512607A (ja) * 2018-09-12 2023-03-28 リトテク ウムヴェルテクニク ゲーエムベーハー 実質的にポリアルキレンテレフタレートを再処理するための方法、装置、および使用
DE102018122210B4 (de) 2018-09-12 2023-06-29 Rittec Umwelttechnik Gmbh Verfahren und Verwendung einer Vorrichtung zur Wiederaufarbeitung von Polyalkylenterephthalat enthaltenden Abfällen
US12071521B2 (en) 2018-09-12 2024-08-27 Rittec Umwelttechnik Gmbh Method, device and use for reprocessing substantially polyalkylene terephthalate
WO2021121731A1 (de) * 2019-12-20 2021-06-24 Rittec Umwelttechnik Gmbh Verfahren, vorrichtung und verwendung zur wiederaufarbeitung von polyalkylenterephthalat

Also Published As

Publication number Publication date
KR100630847B1 (ko) 2006-10-09
US7173150B2 (en) 2007-02-06
JP2001151709A (ja) 2001-06-05
JP3808672B2 (ja) 2006-08-16
US6580005B1 (en) 2003-06-17
US20030225299A1 (en) 2003-12-04
KR20010051935A (ko) 2001-06-25

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