DE602008003455D1 - Verfahren zur chemischen depolymerisation von alt-polyethylenterephthalat - Google Patents

Verfahren zur chemischen depolymerisation von alt-polyethylenterephthalat

Info

Publication number
DE602008003455D1
DE602008003455D1 DE200860003455 DE602008003455T DE602008003455D1 DE 602008003455 D1 DE602008003455 D1 DE 602008003455D1 DE 200860003455 DE200860003455 DE 200860003455 DE 602008003455 T DE602008003455 T DE 602008003455T DE 602008003455 D1 DE602008003455 D1 DE 602008003455D1
Authority
DE
Germany
Prior art keywords
microwave radiation
solvolysis
stage
atmospheric pressure
polyethylene terephthalate
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.)
Active
Application number
DE200860003455
Other languages
English (en)
Inventor
Milan Hajek
Jiri Sobek
Jaroslav Brustman
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.)
Institute of Chemical Process Fundamentals CAS
Original Assignee
Institute of Chemical Process Fundamentals CAS
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 Institute of Chemical Process Fundamentals CAS filed Critical Institute of Chemical Process Fundamentals CAS
Publication of DE602008003455D1 publication Critical patent/DE602008003455D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • 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
    • 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)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
DE200860003455 2007-07-13 2008-07-09 Verfahren zur chemischen depolymerisation von alt-polyethylenterephthalat Active DE602008003455D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CZ20070469A CZ2007469A3 (cs) 2007-07-13 2007-07-13 Zpusob chemické depolymerace odpadního polyethylentereftalátu
PCT/EP2008/058917 WO2009010435A2 (en) 2007-07-13 2008-07-09 Method for the chemical depolymerization of waste polyethylene terephthalate

Publications (1)

Publication Number Publication Date
DE602008003455D1 true DE602008003455D1 (de) 2010-12-23

Family

ID=40120188

Family Applications (1)

Application Number Title Priority Date Filing Date
DE200860003455 Active DE602008003455D1 (de) 2007-07-13 2008-07-09 Verfahren zur chemischen depolymerisation von alt-polyethylenterephthalat

Country Status (7)

Country Link
US (1) US20100133088A1 (de)
EP (1) EP2176327B1 (de)
CN (1) CN101688015B (de)
AT (1) ATE487759T1 (de)
CZ (1) CZ2007469A3 (de)
DE (1) DE602008003455D1 (de)
WO (1) WO2009010435A2 (de)

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CN104387928A (zh) * 2014-10-22 2015-03-04 罗海军 一种利用废聚碳酸酯制备粉末乳胶漆的方法
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CN104892422B (zh) * 2015-05-05 2017-06-13 芜湖职业技术学院 聚酯纤维的降解方法
CN104878598B (zh) * 2015-06-11 2017-07-14 中原工学院 一种表面亲水涤纶的微波辅助氨解方法
CN112940344A (zh) * 2015-11-20 2021-06-11 北卡罗来纳大学教堂山分校 采用微波辐射化学回收聚对苯二甲酸乙二醇酯
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EP3853298B1 (de) * 2018-09-21 2023-02-22 Premirr Plastics Inc. Verfahren und system zur depolymerisation von kunststoff
CN109734573A (zh) * 2019-01-11 2019-05-10 中国科学院过程工程研究所 一种离子液体复合催化剂催化水解pet制备pta的方法
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CN114008211B (zh) * 2019-04-08 2024-06-14 高丽大学校产学协力团 由聚对苯二甲酸乙二醇酯产生高附加值化合物的方法
CN110172140B (zh) * 2019-05-19 2023-11-24 福建师范大学 一种用微波水解废弃涤纶纺织物制备不饱和聚酯树脂的方法
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
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
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
CN110368971B (zh) * 2019-08-09 2022-01-28 陕西科技大学 一种固体废弃物微波辅助解聚用SiC基复合催化剂及其制备方法
CN110368972B (zh) * 2019-08-09 2022-01-28 陕西科技大学 一种固体废弃物微波辅助催化解聚用核壳式SiC@C催化剂及其制备方法
JP2023515778A (ja) * 2020-02-10 2023-04-14 イーストマン ケミカル カンパニー ポリオレフィン含有廃プラスチック流および加溶媒分解副産物流の化学的再生
WO2021211499A1 (en) * 2020-04-13 2021-10-21 Eastman Chemical Company Chemical recycling of waste plastics from various sources, including wet fines
CA3174911A1 (en) * 2020-04-13 2021-10-21 Bruce Roger Debruin Chemical recycling of plastic dry fines
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
CN113173856A (zh) * 2021-03-29 2021-07-27 中国科学院青岛生物能源与过程研究所 一种锌催化剂催化降解废弃聚酯材料的方法
CN113149825B (zh) * 2021-04-02 2023-02-14 华中科技大学 一种聚对苯二甲酸乙二醇酯催化降解的方法
CN113897628B (zh) * 2021-08-27 2023-04-18 中国科学院理化技术研究所 一种电催化解聚pet的方法
CN114031756B (zh) * 2021-10-13 2022-08-26 国高材高分子材料产业创新中心有限公司 一种具有典型绿色低碳特点的闭环回收废旧聚酯制备再生聚酯的方法
KR20230127720A (ko) * 2022-02-25 2023-09-01 에스케이케미칼 주식회사 다단 해중합을 통한 비스-2-히드록시에틸테레프탈레이트의 제조방법
CN116102782A (zh) * 2023-02-24 2023-05-12 西湖大学 一种pet塑料废料的回收处理方法、再生pet塑料及应用

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Also Published As

Publication number Publication date
WO2009010435A2 (en) 2009-01-22
WO2009010435A3 (en) 2009-03-12
EP2176327B1 (de) 2010-11-10
US20100133088A1 (en) 2010-06-03
EP2176327A2 (de) 2010-04-21
ATE487759T1 (de) 2010-11-15
CN101688015B (zh) 2012-09-19
CZ299908B6 (cs) 2008-12-29
CZ2007469A3 (cs) 2008-12-29
CN101688015A (zh) 2010-03-31

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