CN1110515C - 用于循环聚酯的解聚方法 - Google Patents
用于循环聚酯的解聚方法 Download PDFInfo
- Publication number
- CN1110515C CN1110515C CN98810184A CN98810184A CN1110515C CN 1110515 C CN1110515 C CN 1110515C CN 98810184 A CN98810184 A CN 98810184A CN 98810184 A CN98810184 A CN 98810184A CN 1110515 C CN1110515 C CN 1110515C
- Authority
- CN
- China
- Prior art keywords
- polyester
- reactor
- acid
- recycled
- esters
- 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 - Fee Related
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
- 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
- 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)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
- Polyesters Or Polycarbonates (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
| 阶段 | 时间(分) | 温度(℃) | 真空(托) | 搅拌(转/分) |
| 1 | 0 | 195 | 760 | 50 |
| 2 | 10 | 190 | 760 | 200 |
| 3 | 70 | 190 | 760 | 200 |
| 4 | 10 | 220 | 760 | 200 |
| 5 | 60 | 220 | 760 | 200 |
| 6 | 15 | 270 | 760 | 200 |
| 7 | 1 | 270 | 400 | 200 |
| 8 | 1 | 270 | 100 | 200 |
| 9 | 30 | 270 | 100 | 200 |
| 10 | 1 | 270 | 10 | 200 |
| 11 | 10 | 270 | 10 | 200 |
| 12 | 15 | 285 | 10 | 200 |
| 13 | 10 | 285 | 0.5 | 200 |
| 14 | 90 | 285 | 0.5 | 200 |
Claims (26)
Applications Claiming Priority (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US6254097P | 1997-10-17 | 1997-10-17 | |
| US60/062540 | 1997-10-17 | ||
| US60/062,540 | 1997-10-17 | ||
| US09/167248 | 1998-10-06 | ||
| US09/167,248 | 1998-10-06 | ||
| US09/167,248 US6136869A (en) | 1997-10-17 | 1998-10-06 | Depolymerization process for recycling polyesters |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1275995A CN1275995A (zh) | 2000-12-06 |
| CN1110515C true CN1110515C (zh) | 2003-06-04 |
Family
ID=26742401
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN98810184A Expired - Fee Related CN1110515C (zh) | 1997-10-17 | 1998-10-15 | 用于循环聚酯的解聚方法 |
Country Status (10)
| Country | Link |
|---|---|
| US (2) | US6136869A (zh) |
| EP (1) | EP1023369B1 (zh) |
| JP (1) | JP4294859B2 (zh) |
| CN (1) | CN1110515C (zh) |
| AR (1) | AR013697A1 (zh) |
| BR (1) | BR9814973B1 (zh) |
| CA (1) | CA2298551C (zh) |
| DE (1) | DE69803212T2 (zh) |
| ES (1) | ES2166621T3 (zh) |
| WO (1) | WO1999020684A1 (zh) |
Families Citing this family (49)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AUPP261498A0 (en) * | 1998-03-27 | 1998-04-23 | Swig Pty Ltd | Improved conversion of contaminated polyethylene terephthalate to polybutylene terephthalate |
| JP3413366B2 (ja) | 1999-02-17 | 2003-06-03 | 独立行政法人産業技術総合研究所 | 芳香族ポリエステルからのモノマーの連続製造方法 |
| JP4067306B2 (ja) * | 1999-10-22 | 2008-03-26 | 帝人ファイバー株式会社 | ポリエステル廃棄物からテレフタル酸ジメチル及びエチレングリコールを分離回収する方法 |
| EP1372643A1 (en) * | 2001-03-30 | 2004-01-02 | Smithkline Beecham Corporation | Pyrazolopyridines, process for their preparation and use as therapeutic compounds |
| FR2825701B1 (fr) * | 2001-06-08 | 2003-09-12 | Ct D Etudes Sur Le Recyclage D | Procede de synthese de diols par alcoolyse de polyesters en milieu fondu en reacteur discontinu ou continu, application au recyclage des polyesters |
| CN1273524C (zh) * | 2001-10-16 | 2006-09-06 | 帝人株式会社 | Pet瓶的再循环方法 |
| US20050174337A1 (en) * | 2004-02-11 | 2005-08-11 | Nielsen Paul S. | Electronic handheld drawing and gaming system using television monitor |
| US7247742B2 (en) * | 2004-05-20 | 2007-07-24 | Bp Corporation North America Inc. | Recycling polyethylene naphthalate containing materials in a process to produce diesters |
| WO2006109662A1 (ja) * | 2005-04-08 | 2006-10-19 | Toyo Boseki Kabushiki Kaisha | 熱収縮性ポリエステル系フィルムおよび熱収縮性ラベル |
| EP2752446A1 (en) * | 2005-12-29 | 2014-07-09 | BP Corporation North America Inc. | Method of production of acetic acid |
| EP1975146B1 (en) * | 2006-01-13 | 2018-03-14 | Ube Industries, Ltd. | Process for production of 1,6-hexanediol |
| JP5280656B2 (ja) * | 2007-07-30 | 2013-09-04 | 帝人株式会社 | ポリ乳酸の解重合方法 |
| US8367796B2 (en) * | 2009-07-01 | 2013-02-05 | International Business Machines Corporation | Catalytic polymerization of polymers containing electrophilic linkages using nucleophilic reagents |
| US8309618B2 (en) * | 2009-07-01 | 2012-11-13 | International Business Machines Corporation | Catalytic depolymerization of polymers containing electrophilic linkages using nucleophilic reagents |
| WO2011003088A1 (en) * | 2009-07-02 | 2011-01-06 | Bepex International, Llc | Vapor phase assisted post-consumer polymer processing apparatus and method |
| CN102158643B (zh) * | 2010-12-17 | 2013-04-17 | 上海合合信息科技发展有限公司 | 自动开关摄像单元的方法及系统 |
| CN103145958B (zh) * | 2013-03-21 | 2015-08-26 | 宁波大发化纤有限公司 | 甲醇降解生产皮芯型聚酯用低熔点再生聚酯的方法 |
| US9981902B2 (en) | 2015-10-23 | 2018-05-29 | Columbia Insurance Company | Process for production of an ester and diol from reclaimed carpet material |
| PL3377569T3 (pl) | 2015-11-20 | 2020-01-31 | The University Of North Carolina At Chapel Hill | Recykling chemiczny politereftalanu etylenu poprzez napromieniowywanie mikrofalami |
| US9815808B2 (en) | 2016-02-29 | 2017-11-14 | Regents Of The University Of Minnesota | Recovery of monomer from polyurethane materials by depolymerization |
| JP7094229B2 (ja) | 2016-05-23 | 2022-07-01 | サン ケミカル コーポレイション | 平版印刷インキ用液体変性petポリエステル |
| US10808084B2 (en) | 2016-09-23 | 2020-10-20 | Regents Of The University Of Minnesota | Methods for making renewable and chemically recyclable crosslinked polyester elastomers |
| CN107523892B (zh) * | 2017-07-20 | 2019-01-15 | 东华大学 | 一种再生聚酯纤维及其制备方法 |
| CN107459788B (zh) * | 2017-07-20 | 2019-05-24 | 东华大学 | 一种聚酯回收料的再生利用方法 |
| CN107523895B (zh) * | 2017-07-20 | 2019-01-11 | 东华大学 | 一种有色再生聚酯短纤维及其制备方法 |
| CN107459635B (zh) * | 2017-07-20 | 2019-05-24 | 东华大学 | 一种生物可降解再生聚酯及其制备方法 |
| US11396588B2 (en) * | 2018-09-21 | 2022-07-26 | Premirr Plastics Inc. | Process and system for depolymerizing plastic |
| US11518865B2 (en) | 2019-05-20 | 2022-12-06 | Octal Saoc Fzc | Process for reclamation of polyester by reactor addition |
| EP4004094A1 (en) * | 2019-07-29 | 2022-06-01 | Eastman Chemical Company | Process for the preparation of polyesters with recycled monomers from pyrolysis and methanolysis |
| CN114787233B (zh) | 2019-10-08 | 2024-08-27 | 伊士曼化工公司 | 用于具有回收料含量的可结晶反应器级树脂的催化剂体系 |
| WO2021126939A1 (en) | 2019-12-19 | 2021-06-24 | Eastman Chemical Company | Method for producing dimethyl terephthalate from polyester methanolysis depolymerization systems |
| EP4077468A1 (en) * | 2019-12-19 | 2022-10-26 | Eastman Chemical Company | Method for manufacture of polyesters with recycle content |
| TW202200693A (zh) * | 2020-06-19 | 2022-01-01 | 美商億諾斯美國化學公司 | 用於聚酯回收領域之改良催化劑性能 |
| CN113214458B (zh) * | 2021-04-30 | 2022-02-08 | 东华大学 | 一种废旧聚酯高效醇解制备再生聚酯的方法 |
| JP2024533624A (ja) | 2021-09-16 | 2024-09-12 | サーク、エルエルシー | 廃棄材料の解重合により形成された再生二酸からポリエステルを形成する方法 |
| DE102021212695A1 (de) * | 2021-11-11 | 2023-05-11 | Thyssenkrupp Ag | Vorrichtung und verfahren zur herstellung eines polyester-depolymerisats sowie vorrichtung und verfahren zur herstellung eines polyesters |
| EP4342945B1 (en) | 2022-09-20 | 2024-07-17 | revalyu Resources GmbH | Process for recycling polyethylene terephthalate using different mono-ethylene glycol levels |
| EP4342946B1 (en) | 2022-09-20 | 2024-07-17 | revalyu Resources GmbH | Process for recycling polyethylene terephthalate using a washing reactor |
| EP4342942B1 (en) | 2022-09-20 | 2024-07-10 | revalyu Resources GmbH | Process for recycling polyethylene terephthalate determined by intrinsic viscosity of polyethylene terephthalate |
| ES2987865T3 (es) | 2022-09-20 | 2024-11-18 | Revalyu Resources Gmbh | Proceso para reciclar tereftalato de polietileno utilizando coordenadas de color específicas para el procesamiento de oligómeros |
| EP4342943B1 (en) | 2022-09-20 | 2024-07-17 | revalyu Resources GmbH | Process for recycling polyethylene terephthalate using a selected feedstock |
| EP4342939B1 (en) | 2022-09-20 | 2024-07-10 | revalyu Resources GmbH | Process for recycling polyethylene terephthalate using porous particulated filter material |
| CN119947824A (zh) * | 2022-09-23 | 2025-05-06 | 弗门尼舍有限公司 | 酯交换方法 |
| DE102022003858A1 (de) | 2022-10-18 | 2024-04-18 | WeylChem Performance Products GmbH | Verfahren zur Herstellung von Polyestern |
| CN120091991A (zh) * | 2022-10-25 | 2025-06-03 | 伊士曼化工公司 | 用于回收聚(对苯二甲酸亚烷基酯)的方法 |
| KR20240116300A (ko) * | 2023-01-20 | 2024-07-29 | 에스케이케미칼 주식회사 | 폐 공중합 폴리에스테르를 이용한 재생 원료의 제조방법 및 재생 원료 조성물 |
| WO2024156567A1 (en) * | 2023-01-23 | 2024-08-02 | Evonik Operations Gmbh | Process for depolymerization of polyalkylene terephthalates in an extruder |
| IT202300012321A1 (it) | 2023-06-15 | 2024-12-15 | Main Tech Srl | Processo per la purificazione di materiali a base polimerica |
| CN119331228B (zh) * | 2024-11-06 | 2025-10-24 | 东华大学 | 一种基于中聚体的废旧功能化pet醇解再生方法 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3488298A (en) * | 1966-12-01 | 1970-01-06 | Eastman Kodak Co | Polyester scrap recovery processes |
| US5635584A (en) * | 1995-12-07 | 1997-06-03 | Eastman Chemical Company | Process including glycolysis and subsequent purification for recycling polyester materials |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3037050A (en) * | 1955-08-05 | 1962-05-29 | Glanzstoff Ag | Regeneration of terephthalic acid dimethyl ester from polyethylene terephthalate |
| NL296330A (zh) * | 1962-08-17 | 1900-01-01 | ||
| US3884850A (en) * | 1970-02-13 | 1975-05-20 | Fiber Industries Inc | Continuous atmospheric depolymerization of polyester |
| CH550753A (it) * | 1970-11-26 | 1974-06-28 | Sir Soc Italiana Resine Spa | Procedimento per la depolimerizzazione di polietilentereftalato. |
| US4620032A (en) * | 1984-12-11 | 1986-10-28 | Celanese Corporation | Depolymerization of condensation polymers involving a pre-molecular weight reduction step |
| US5051528A (en) * | 1990-04-24 | 1991-09-24 | Eastman Kodak Company | Recovery process for ethylene glycol and dimethylterephthalate |
| US5298530A (en) * | 1992-11-25 | 1994-03-29 | Eastman Kodak Company | Process of recovering components from scrap polyester |
| US5414022A (en) * | 1994-03-10 | 1995-05-09 | Eastman Kodak Company | Process of recovering components from polyester resins |
| US5576456A (en) * | 1996-01-22 | 1996-11-19 | Eastman Kodak Company | Recovery of components from polyester resins |
-
1998
- 1998-10-06 US US09/167,248 patent/US6136869A/en not_active Expired - Lifetime
- 1998-10-15 JP JP2000517013A patent/JP4294859B2/ja not_active Expired - Fee Related
- 1998-10-15 BR BRPI9814973-3A patent/BR9814973B1/pt not_active IP Right Cessation
- 1998-10-15 DE DE69803212T patent/DE69803212T2/de not_active Expired - Lifetime
- 1998-10-15 EP EP19980953536 patent/EP1023369B1/en not_active Expired - Lifetime
- 1998-10-15 ES ES98953536T patent/ES2166621T3/es not_active Expired - Lifetime
- 1998-10-15 CN CN98810184A patent/CN1110515C/zh not_active Expired - Fee Related
- 1998-10-15 WO PCT/US1998/021758 patent/WO1999020684A1/en not_active Ceased
- 1998-10-15 CA CA 2298551 patent/CA2298551C/en not_active Expired - Fee Related
- 1998-10-16 AR ARP980105171 patent/AR013697A1/es active IP Right Grant
-
2000
- 2000-06-30 US US09/607,213 patent/US6191177B1/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3488298A (en) * | 1966-12-01 | 1970-01-06 | Eastman Kodak Co | Polyester scrap recovery processes |
| US5635584A (en) * | 1995-12-07 | 1997-06-03 | Eastman Chemical Company | Process including glycolysis and subsequent purification for recycling polyester materials |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1275995A (zh) | 2000-12-06 |
| ES2166621T3 (es) | 2002-04-16 |
| CA2298551A1 (en) | 1999-04-29 |
| CA2298551C (en) | 2003-12-23 |
| DE69803212D1 (de) | 2002-02-21 |
| BR9814973A (pt) | 2000-10-03 |
| DE69803212T2 (de) | 2002-07-25 |
| AR013697A1 (es) | 2001-01-10 |
| EP1023369A1 (en) | 2000-08-02 |
| EP1023369B1 (en) | 2002-01-16 |
| BR9814973B1 (pt) | 2009-01-13 |
| US6136869A (en) | 2000-10-24 |
| JP2002514661A (ja) | 2002-05-21 |
| US6191177B1 (en) | 2001-02-20 |
| JP4294859B2 (ja) | 2009-07-15 |
| WO1999020684A1 (en) | 1999-04-29 |
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Granted publication date: 20030604 Termination date: 20131015 |