EA201890164A1 - Деполимеризация полиэтилентерефталата - Google Patents

Деполимеризация полиэтилентерефталата

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Publication number
EA201890164A1
EA201890164A1 EA201890164A EA201890164A EA201890164A1 EA 201890164 A1 EA201890164 A1 EA 201890164A1 EA 201890164 A EA201890164 A EA 201890164A EA 201890164 A EA201890164 A EA 201890164A EA 201890164 A1 EA201890164 A1 EA 201890164A1
Authority
EA
Eurasian Patent Office
Prior art keywords
polyethylene terephthalate
depolymerisation
depolymerization
regeneration
relates
Prior art date
Application number
EA201890164A
Other languages
English (en)
Other versions
EA034835B1 (ru
Inventor
Хатем Эссаддам
Original Assignee
Луп Индастрис, Инк.
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 Луп Индастрис, Инк. filed Critical Луп Индастрис, Инк.
Publication of EA201890164A1 publication Critical patent/EA201890164A1/ru
Publication of EA034835B1 publication Critical patent/EA034835B1/ru

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    • 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
    • C07C29/09—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by hydrolysis
    • C07C29/095—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by hydrolysis of esters of organic acids
    • 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
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C31/00—Saturated compounds having hydroxy or O-metal groups bound to acyclic carbon atoms
    • C07C31/18—Polyhydroxylic acyclic alcohols
    • C07C31/20—Dihydroxylic alcohols
    • C07C31/202—Ethylene glycol
    • 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
    • C07C63/00—Compounds having carboxyl groups bound to a carbon atoms of six-membered aromatic rings
    • C07C63/14—Monocyclic dicarboxylic acids
    • C07C63/15—Monocyclic dicarboxylic acids all carboxyl groups bound to carbon atoms of the six-membered aromatic ring
    • C07C63/26—1,4 - Benzenedicarboxylic acid
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/475—Preparation of carboxylic acid esters by splitting of carbon-to-carbon bonds and redistribution, e.g. disproportionation or migration of groups between different molecules
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
    • C07C69/76—Esters of carboxylic acids having a carboxyl group bound to a carbon atom of a six-membered aromatic ring
    • C07C69/80—Phthalic acid esters
    • C07C69/82—Terephthalic acid esters
    • 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
    • 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
    • C08G63/78—Preparation processes
    • 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
    • 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
    • C08J11/20—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 hydrocarbons or halogenated hydrocarbons
    • 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
    • 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
    • C08J11/26—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 carboxylic acid groups, their anhydrides or esters
    • 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
    • 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
    • C08J2367/03—Polyesters derived from dicarboxylic acids and dihydroxy compounds the dicarboxylic acids and dihydroxy compounds having the hydroxy and the carboxyl groups directly linked to aromatic rings
    • 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)
  • Polyesters Or Polycarbonates (AREA)

Abstract

Настоящее изобретение относится к деполимеризации полимеров и регенерации исходных веществ для получения полимера. Настоящее изобретение относится также к деполимеризации полиэтилентерефталата (PET) и регенерации терефталевой кислоты и этиленгликоля.
EA201890164A 2015-07-09 2016-07-07 Деполимеризация полиэтилентерефталата EA034835B1 (ru)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US14/795,116 US9550713B1 (en) 2015-07-09 2015-07-09 Polyethylene terephthalate depolymerization
PCT/US2016/041392 WO2017007965A1 (en) 2015-07-09 2016-07-07 Polyethylene terephthalate depolymerization

Publications (2)

Publication Number Publication Date
EA201890164A1 true EA201890164A1 (ru) 2018-08-31
EA034835B1 EA034835B1 (ru) 2020-03-26

Family

ID=57685912

Family Applications (1)

Application Number Title Priority Date Filing Date
EA201890164A EA034835B1 (ru) 2015-07-09 2016-07-07 Деполимеризация полиэтилентерефталата

Country Status (26)

Country Link
US (3) US9550713B1 (ru)
EP (1) EP3320033B1 (ru)
JP (2) JP6876332B2 (ru)
KR (1) KR102591341B1 (ru)
CN (1) CN108093634B (ru)
AR (1) AR105289A1 (ru)
AU (1) AU2016290108B2 (ru)
BR (1) BR112018000128B1 (ru)
CA (1) CA2991515C (ru)
CY (1) CY1124350T1 (ru)
DK (1) DK3320033T3 (ru)
EA (1) EA034835B1 (ru)
ES (1) ES2873153T3 (ru)
HR (1) HRP20210831T1 (ru)
HU (1) HUE054516T2 (ru)
IL (1) IL256731B (ru)
LT (1) LT3320033T (ru)
MX (1) MX2018000320A (ru)
PH (1) PH12018500043A1 (ru)
PL (1) PL3320033T3 (ru)
PT (1) PT3320033T (ru)
RS (1) RS61918B1 (ru)
SI (1) SI3320033T1 (ru)
TW (1) TWI610970B (ru)
WO (1) WO2017007965A1 (ru)
ZA (1) ZA201800357B (ru)

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9550713B1 (en) 2015-07-09 2017-01-24 Loop Industries, Inc. Polyethylene terephthalate depolymerization
EP3363852A1 (en) * 2017-02-20 2018-08-22 Swerea IVF AB Polyester textile waste recycling
US10252976B1 (en) * 2017-09-15 2019-04-09 9449710 Canada Inc. Terephthalic acid esters formation
WO2019140245A1 (en) 2018-01-12 2019-07-18 Tyton Biosciences, Llc Methods for recycling cotton and polyester fibers from waste textiles
CN108250481B (zh) * 2018-02-28 2023-05-02 兰州理工大学 一种催化剂催化醇解废旧pet生产聚酯多元醇的方法
PE20210858A1 (es) 2018-06-25 2021-05-18 9449710 Canada Inc Formacion de esteres de acido tereftalico
CN112805321B (zh) 2018-08-17 2023-09-01 宜家供应股份公司 聚酯纺织品废料回收利用
DE102018122210B4 (de) 2018-09-12 2023-06-29 Rittec Umwelttechnik Gmbh Verfahren und Verwendung einer Vorrichtung zur Wiederaufarbeitung von Polyalkylenterephthalat enthaltenden Abfällen
FR3089983B1 (fr) 2018-12-18 2021-11-05 Raouf Medimagh Procédé de recyclage de déchets de plastiques PET
US11248103B2 (en) * 2019-03-20 2022-02-15 9449710 Canada Inc. Process for the depolymerization of polyethylene terephthalate (PET)
US11554366B2 (en) * 2019-03-20 2023-01-17 9449710 Canada Inc. Process for recovering and reusing depolymerization catalyst
KR20210154972A (ko) 2019-04-15 2021-12-21 란세스 도이치란트 게엠베하 유리 섬유 강화 플라스틱의 재활용 방법
BR102019027314A2 (pt) * 2019-12-19 2021-06-29 Edson Joaquim Antunes Quevedo Processo para reciclagem de embalagens poliméricas laminadas por meio de etilenoglicol
DE102019135578A1 (de) 2019-12-20 2021-06-24 Rittec Umwelttechnik Gmbh Verfahren, Vorrichtung und Verwendung zur Wiederaufarbeitung
WO2021168402A1 (en) * 2020-02-20 2021-08-26 Georgia Tech Research Corporation Mechanocatalytic depolymerization of plastics
JP2023521429A (ja) * 2020-04-13 2023-05-24 イーストマン ケミカル カンパニー 湿った細粒を含む様々な供給源からの廃棄プラスチックのケミカルリサイクル
EP3910000A1 (en) * 2020-05-12 2021-11-17 SHPP Global Technologies B.V. Sustainable pbt compositions with improved color capability using the purified terephthalic acid process
KR102425247B1 (ko) * 2020-06-26 2022-07-27 한국화학연구원 에스테르 작용기를 포함하는 고분자의 친환경적인 해중합 방법
KR102441784B1 (ko) 2020-08-14 2022-09-08 한국화학연구원 제올라이트 기반 촉매를 이용한 폴리에틸렌 테레프탈레이트의 탈중합 방법
EP4183823A1 (en) * 2020-09-18 2023-05-24 Korea Research Institute of Chemical Technology Depolymerization catalyst of polymer comprising ester functional group, and depolymerization method using same
US11814487B2 (en) 2020-12-02 2023-11-14 International Business Machines Corporation Feedstock purification of polyester waste for recycling processes
WO2022150016A1 (en) * 2021-01-07 2022-07-14 Agency For Science, Technology And Research A process for preparing a monoester of terephthalic acid and its derivatives
IT202100006077A1 (it) * 2021-03-15 2022-09-15 gr3n SA Metodo per il riciclaggio di uno scarto tessile comprendente una componente cellulosica ed una componente in poliestere
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
CN113214077A (zh) * 2021-04-30 2021-08-06 南京工业大学 一种降解热塑性塑料聚对苯二甲酸乙二酯的方法
CN113484261A (zh) * 2021-06-18 2021-10-08 北京市农林科学院 一种聚对苯二甲酸乙二酯类微塑料的紫外检测方法
US20230374250A1 (en) * 2021-07-19 2023-11-23 Lg Chem, Ltd. Monomer composition for synthesizing recycled plastic, preparation method thereof, and recycled plastic, molded product, plasticizer composition using the same
TWI810624B (zh) * 2021-08-05 2023-08-01 財團法人工業技術研究院 降解聚對苯二甲酸乙二酯之方法
TW202330757A (zh) * 2021-09-16 2023-08-01 美商賽克股份有限公司 解聚合於廢棄材料中的聚酯之方法
KR102381508B1 (ko) * 2021-09-28 2022-04-01 김 영 범 고유점도가 0.75㎗/g 이상인 고중합도의 폴리에틸렌테레프탈레이트를 이용한 테레프탈산의 제조방법
CN113999428B (zh) * 2021-10-19 2023-09-12 河北工程大学 一种含酰胺键/酯键高分子材料的绿色催化降解方法
TWI811888B (zh) * 2021-12-14 2023-08-11 國立清華大學 新型鈦觸媒之用途以及聚酯樹酯之製備方法
NL2030566B1 (en) * 2022-01-17 2023-07-27 Ioniqa Tech B V Method for depolymerizing a polymer into reusable raw material
KR20230123264A (ko) * 2022-02-16 2023-08-23 씨제이제일제당 (주) 생분해성 고분자의 재생 방법
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
WO2023194442A1 (fr) * 2022-04-06 2023-10-12 Recyc'elit Procede de depolymerisation de polyesters terephtaliques en esters de terephtalate a temperature ambiante
WO2023218476A1 (en) * 2022-05-12 2023-11-16 Ashaya Recyclers Private Limited A chemo-mechancial recycling system & method for post- consumer, metalized multi-layered plastic packaging (mlp)
GB202207361D0 (en) * 2022-05-19 2022-07-06 Stuff4Life Ltd Chemical process
EP4353774A1 (en) 2022-10-10 2024-04-17 Polykey Polymers, S.L. Low-temperature organocatalyzed depolymerization of poly(ethylene terephthalate)
WO2024106889A1 (ko) * 2022-11-15 2024-05-23 코오롱인더스트리 주식회사 폴리에스테르의 기계화학적 해중합 방법

Family Cites Families (55)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB784248A (en) 1954-04-30 1957-10-09 Du Pont Improvements in the preparation of high quality dimethyl terephthalate
US3501420A (en) 1967-10-20 1970-03-17 Eastman Kodak Co High purity polyester depolymerization products from polyester scrap by polish hydrogenation
US3952053A (en) 1974-02-26 1976-04-20 Safetech, Inc. Method for recovering terephthalic acid and ethylene glycol from polyester materials
FR2335490A1 (fr) 1975-12-16 1977-07-15 Rhone Poulenc Textile Procede d'obtention de terephtalate de dimethyle a partir de dechets de polyester
US4355175A (en) 1981-04-06 1982-10-19 Pusztaszeri Stephen F Method for recovery of terephthalic acid from polyester scrap
US5045122A (en) * 1989-12-14 1991-09-03 Eastman Kodak Company Ester hydrolysis and depolymerization of polyester and polycarbonate polymers
US5051528A (en) 1990-04-24 1991-09-24 Eastman Kodak Company Recovery process for ethylene glycol and dimethylterephthalate
US5236959A (en) 1992-03-12 1993-08-17 Hoechst Celanese Corporation Process for recycling polyester/cotton blends
US5328982A (en) 1992-11-02 1994-07-12 Eastman Chemical Company Depolymerization of substantially amorphous polyesters
US5386055A (en) * 1993-08-11 1995-01-31 The University Of Akron Depolymerization process
AUPM499394A0 (en) 1994-04-11 1994-05-05 Petwest Pty Ltd Improved polyethylene terephthalate decontamination
US6075163A (en) 1995-12-30 2000-06-13 Sunkyong Industries Co., Ltd. Process for manufacturing terephthalic acid
US5668186A (en) 1996-03-20 1997-09-16 General Electric Company Process for depolymerizing polyesters
FR2753973B1 (fr) 1996-06-04 1999-01-29 T B I Procede d'obtention de polyols et polyols obtenus selon le procede
DE19629042C2 (de) 1996-07-19 1999-02-25 Cet Umwelttechnik Entwicklungs Verfahren zur Gewinnung von Terephthalsäure und Ethylenglykol, insbesondere aus Polyethylenterephthalat-Abfällen und Vorrichtung zur Durchführung des Verfahrens
US6410607B1 (en) 1999-02-10 2002-06-25 Eastman Chemical Company Glycolysis process for recycling of post-consumer pet
MXPA02003928A (es) 1999-10-22 2002-10-23 Teijin Ltd Metodo para la separacion y recuperacion de tereftalato de dimetilo y etilenglicol a partir de residuo de poliester.
JP2001192492A (ja) * 1999-11-01 2001-07-17 Akio Kobayashi 精製熱可塑性ポリエステル樹脂の製造方法
ES2287046T3 (es) 1999-12-20 2007-12-16 Advanced Plastics Technologies Luxembourg S.A. Polimeros de hidroxi-fenoxieter en la fabricacion de papel.
US6951954B1 (en) 2000-02-11 2005-10-04 E.I. Du Pont De Nemours And Company Continuous process for producing bis(3-hydroxypropyl) terephthalate
EP1138663B1 (en) 2000-02-29 2002-10-16 Massimo Broccatelli Method for recovery of terephthalic acid from a material containing poly(ethylene terephthalates)
JP2001261707A (ja) 2000-03-23 2001-09-26 Okayama Prefecture 天然ゴムの解重合方法
US6380352B1 (en) 2000-08-29 2002-04-30 Eastman Chemical Company Polyester precursor purification process
US6720448B2 (en) 2000-10-11 2004-04-13 Massimo Broccatelli Method of recovering chemical species by depolymerization of poly (ethylene terephthalate) and related use
AU2001267817A1 (en) 2000-11-01 2002-05-21 Yash Vasant Joshi Method for direct recycling of plastic wastes
KR100866819B1 (ko) 2001-10-16 2008-11-04 데이진 가부시키가이샤 Ｐｅｔ 보틀의 리사이클 방법
JP4428052B2 (ja) * 2001-11-16 2010-03-10 日立化成工業株式会社 飽和ポリエステルの溶解方法、ならびに飽和ポリエステルを分解する溶液、およびこれを用いた分解方法
US6911546B2 (en) 2002-12-26 2005-06-28 International Business Machines Corporation Catalytic depolymerization of polymers containing electrophilic linkages using nucleophilic reagents
JP4365592B2 (ja) 2003-01-24 2009-11-18 帝人ファイバー株式会社 ポリエステル廃棄物からの有効成分回収方法
WO2005003217A1 (en) 2003-07-07 2005-01-13 Roman Sierzant Method and plant for the recovery of terephthalic acid and ethylene glycol from polyethylene terephthalate wastes
FI116141B (fi) * 2004-01-05 2005-09-30 Kemira Oyj Depolymerointimenetelmä
DK1710226T3 (da) * 2004-01-27 2009-10-05 Univ Iberoamericana A C Kemisk fremgangsmåde til genanvendelse af polyethylenterephthalataffald (PET)
DE112005000965T5 (de) * 2004-04-28 2007-03-22 Keio University Depolymerisationsverfahren für Polymere mit Esterbindung in der Hauptkette und Verfahren zur Herstellung von Polymeren mit Esterbindung in der Hauptkette aus dem Depolymerisationsprodukt
JP4575074B2 (ja) 2004-08-05 2010-11-04 帝人化成株式会社 廃芳香族ポリカーボネートから芳香族ジヒドロキシ化合物を得る方法
JP4364747B2 (ja) * 2004-08-05 2009-11-18 帝人化成株式会社 廃芳香族ポリカーボネートから芳香族ジヒドロキシ化合物を得る方法
JP4567397B2 (ja) * 2004-08-12 2010-10-20 帝人化成株式会社 廃芳香族ポリカーボネートから芳香族ジヒドロキシ化合物を得る方法
BRPI0403740A (pt) 2004-08-25 2006-05-02 Luiz Alberto Jermolovicius processo para reciclagem quìmica de poli (tereftalato de etileno) pós-consumo e equipamento para realizar reciclagem quìmica de poli (tereftalato de etileno) pós-consumo
WO2006114893A1 (ja) 2005-04-20 2006-11-02 Teijin Chemicals Ltd. 廃芳香族ポリカーボネートから芳香族ジヒドロキシ化合物のアルカリ金属塩水溶液を得る方法
WO2007066446A1 (ja) * 2005-12-09 2007-06-14 Kumamoto Technology And Industry Foundation ポリエステルおよび不飽和ポリエステルの解重合方法、ならびに当該解重合方法を用いたポリエステルモノマーの回収方法
EP2292684A3 (en) 2005-12-29 2011-04-20 BP Corporation North America Inc. Ethanolysis of pet to form det and oxidation thereof
EP1826229A1 (en) 2006-02-27 2007-08-29 Arkema France Amorphous copolyamides comprising p-bis(aminocyclohexyl)methane and terephtalic acid
ATE448187T1 (de) 2006-04-03 2009-11-15 Cobarr S R L Rückgewinnung von aromatischen dicarbonsäuren aus polyesterharzabfällen in gegenwart eines polyamids
EP2038246A1 (en) 2006-06-21 2009-03-25 Cobarr S.P.A. Recovery of aromatic dicarboxylic acids from waste polyester resin
WO2008007384A1 (en) 2006-07-10 2008-01-17 Sarjerao Nivrutti Sutar Depolymerization op waste rubber and thermoplastics including pvc or pet into hydrocarbon fuels
US20080242751A1 (en) 2006-12-27 2008-10-02 Kurian Joseph V Processes for manufacturing polyesters from post-consumer polyester
US8309618B2 (en) 2009-07-01 2012-11-13 International Business Machines Corporation Catalytic depolymerization of polymers containing electrophilic linkages using nucleophilic reagents
NL2005976C2 (en) 2011-01-10 2012-07-11 Furanix Technologies Bv Process for the depolymerization of a furan dicarboxylate containing polyester.
CN102746460B (zh) 2012-06-27 2014-01-01 宁波职业技术学院 一种高软化点浅色冷聚茚树脂的制备方法
JP2014070132A (ja) 2012-09-28 2014-04-21 Teijin Ltd ポリエステル原料の製造方法
CN104327254B (zh) 2014-11-03 2016-06-29 东华大学 一种再生聚酯的制备方法
US9550713B1 (en) 2015-07-09 2017-01-24 Loop Industries, Inc. Polyethylene terephthalate depolymerization
US9981902B2 (en) 2015-10-23 2018-05-29 Columbia Insurance Company Process for production of an ester and diol from reclaimed carpet material
CN105601507A (zh) 2016-01-07 2016-05-25 中国地质大学（北京） 低温条件下氢氧化钠催化降解聚酯类废旧纺织品方法
US10252976B1 (en) 2017-09-15 2019-04-09 9449710 Canada Inc. Terephthalic acid esters formation
PE20210858A1 (es) 2018-06-25 2021-05-18 9449710 Canada Inc Formacion de esteres de acido tereftalico

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