CY1124350T1 - Αποπολυμερισμος τερεφθαλικου πολυαιθυλενιου - Google Patents

Αποπολυμερισμος τερεφθαλικου πολυαιθυλενιου

Info

Publication number
CY1124350T1
CY1124350T1 CY20211100491T CY211100491T CY1124350T1 CY 1124350 T1 CY1124350 T1 CY 1124350T1 CY 20211100491 T CY20211100491 T CY 20211100491T CY 211100491 T CY211100491 T CY 211100491T CY 1124350 T1 CY1124350 T1 CY 1124350T1
Authority
CY
Cyprus
Prior art keywords
depolymerization
polyethylene
terephtal
recovery
relates
Prior art date
Application number
CY20211100491T
Other languages
English (en)
Inventor
Hatem Essaddam
Original Assignee
Loop Industries, Inc.
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 Loop Industries, Inc. filed Critical Loop Industries, Inc.
Publication of CY1124350T1 publication Critical patent/CY1124350T1/el

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
    • 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
    • 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
    • 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

Abstract

Η παρούσα εφεύρεση αναφέρεται στον αποπολυμερισμό πολυμερών και στην ανάκτηση των πρώτων υλών που χρησιμοποιήθηκαν για την παραγωγή του πολυμερούς. Η παρούσα εφεύρεση αναφέρεται επίσης στον αποπολυμερισμό του τερεφθαλικού πολυαιθυλενίου (PET) και στην ανάκτηση τερεφθαλικού οξέος και αιθυλενιογλυκόλης.
CY20211100491T 2015-07-09 2021-06-04 Αποπολυμερισμος τερεφθαλικου πολυαιθυλενιου CY1124350T1 (el)

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 (1)

Publication Number Publication Date
CY1124350T1 true CY1124350T1 (el) 2022-07-22

Family

ID=57685912

Family Applications (1)

Application Number Title Priority Date Filing Date
CY20211100491T CY1124350T1 (el) 2015-07-09 2021-06-04 Αποπολυμερισμος τερεφθαλικου πολυαιθυλενιου

Country Status (26)

Country Link
US (3) US9550713B1 (el)
EP (1) EP3320033B1 (el)
JP (2) JP6876332B2 (el)
KR (1) KR102591341B1 (el)
CN (1) CN108093634B (el)
AR (1) AR105289A1 (el)
AU (1) AU2016290108B2 (el)
BR (1) BR112018000128B1 (el)
CA (1) CA2991515C (el)
CY (1) CY1124350T1 (el)
DK (1) DK3320033T3 (el)
EA (1) EA034835B1 (el)
ES (1) ES2873153T3 (el)
HR (1) HRP20210831T1 (el)
HU (1) HUE054516T2 (el)
IL (1) IL256731B (el)
LT (1) LT3320033T (el)
MX (1) MX2018000320A (el)
PH (1) PH12018500043B1 (el)
PL (1) PL3320033T3 (el)
PT (1) PT3320033T (el)
RS (1) RS61918B1 (el)
SI (1) SI3320033T1 (el)
TW (1) TWI610970B (el)
WO (1) WO2017007965A1 (el)
ZA (1) ZA201800357B (el)

Families Citing this family (39)

* 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
CN111868316B (zh) 2018-01-12 2023-09-05 希尔科公司 从废弃纺织品中回收棉纤维和聚酯纤维的方法
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
MX2020014244A (es) * 2018-06-25 2021-03-09 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
US20220184856A1 (en) * 2019-04-15 2022-06-16 Lanxess Deutschland Gmbh Method for recycling glass fibre reinforced plastic
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
WO2022060153A1 (ko) * 2020-09-18 2022-03-24 한국화학연구원 에스테르 작용기를 포함하는 고분자의 해중합 촉매 및 이를 이용한 해중합 방법
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
EP4206270A1 (en) * 2021-07-19 2023-07-05 Lg Chem, Ltd. Monomer composition for synthesizing recycled plastic, method for preparing same, and recycled plastic, molded article, and plasticizer composition using 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
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
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)

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
EP0873296B1 (en) 1995-12-30 2001-08-29 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
WO2001030729A1 (fr) 1999-10-22 2001-05-03 Teijin Limited Procede de separation et de recuperation de dimethylterephthalate et d'ethylene glycol de residus de polyester
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
DE60034819T2 (de) 1999-12-20 2008-01-17 Advanced Plastics Technologies Luxembourg S.A. Hydroxy-phenoxyetherpolymere in der papierherstellung
US6951954B1 (en) 2000-02-11 2005-10-04 E.I. Du Pont De Nemours And Company Continuous process for producing bis(3-hydroxypropyl) terephthalate
ATE226187T1 (de) 2000-02-29 2002-11-15 Massimo Broccatelli Verfahren zur rückgewinnung von terephthalsäure aus einem poly(ethylenterephthalat)-enthaltenden material
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
DK1437377T3 (da) 2001-10-16 2008-01-28 Teijin Ltd Fremgangsmåde til genanvendelse af PET-flasker
US7202283B2 (en) * 2001-11-16 2007-04-10 Hitachi Chemical Co., Ltd. Method for dissolving saturated polyester solution for decomposing saturated polyester and method for decomposition using the same
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
AU2004316446B2 (en) * 2004-01-27 2010-12-23 Universidad Iberoamericana, A.C. Chemical method for recycling polyethylene terephtalate (PET) wastes
WO2005105908A1 (ja) * 2004-04-28 2005-11-10 Keio University 主鎖にエステル結合を有するポリマーの解重合方法及び解重合生成物から主鎖にエステル結合を有するポリマーを製造する方法
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
KR101166005B1 (ko) 2005-04-20 2012-07-18 테이진 카세이 가부시키가이샤 폐방향족 폴리카보네이트로부터 방향족 디히드록시화합물의 알칼리 금속염 수용액을 얻는 방법
US7897651B2 (en) * 2005-12-09 2011-03-01 Kazutoshi Ikenaga Method for depolymerizing polyester and unsaturated polyester, and method for recovering polyester monomer using the depolymerization
JP5491033B2 (ja) 2005-12-29 2014-05-14 ビーピー・コーポレーション・ノース・アメリカ・インコーポレーテッド Ｄｅｔを形成するためのｐｅｔのエタノリシス及びその酸化
EP1826229A1 (en) 2006-02-27 2007-08-29 Arkema France Amorphous copolyamides comprising p-bis(aminocyclohexyl)methane and terephtalic acid
ES2335688T3 (es) 2006-04-03 2010-03-31 Cobarr S.R.L. Recuperacion de acidos dicarboxilicos aromaticos a partir de resina de poliester residual en presencia de una poliamida.
CN101484409B (zh) 2006-06-21 2012-09-05 科巴尔股份有限公司 从废弃的聚酯回收芳族二甲酸
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
MX2020014244A (es) 2018-06-25 2021-03-09 9449710 Canada Inc Formacion de esteres de acido tereftalico.

Also Published As

Publication number Publication date
US20180370894A1 (en) 2018-12-27
KR20180027539A (ko) 2018-03-14
AR105289A1 (es) 2017-09-20
CN108093634A (zh) 2018-05-29
AU2016290108A1 (en) 2018-02-08
RS61918B1 (sr) 2021-06-30
US9550713B1 (en) 2017-01-24
JP2021073332A (ja) 2021-05-13
PL3320033T3 (pl) 2021-11-08
US10640442B2 (en) 2020-05-05
CA2991515C (en) 2023-09-05
EP3320033B1 (en) 2021-03-10
US20170152203A1 (en) 2017-06-01
TWI610970B (zh) 2018-01-11
EA034835B1 (ru) 2020-03-26
MX2018000320A (es) 2018-05-28
TW201710341A (zh) 2017-03-16
JP7058024B2 (ja) 2022-04-21
AU2016290108B2 (en) 2020-02-06
PH12018500043A1 (en) 2018-07-09
IL256731B (en) 2020-02-27
ES2873153T3 (es) 2021-11-03
US20170008826A1 (en) 2017-01-12
EP3320033A1 (en) 2018-05-16
CA2991515A1 (en) 2017-01-12
BR112018000128A2 (pt) 2018-09-04
SI3320033T1 (sl) 2021-07-30
JP2018522107A (ja) 2018-08-09
IL256731A (en) 2018-03-29
ZA201800357B (en) 2019-06-26
BR112018000128B1 (pt) 2021-11-16
KR102591341B1 (ko) 2023-10-18
US10087130B2 (en) 2018-10-02
EP3320033A4 (en) 2019-02-20
HRP20210831T1 (hr) 2021-08-06
LT3320033T (lt) 2021-06-25
JP6876332B2 (ja) 2021-05-26
EA201890164A1 (ru) 2018-08-31
DK3320033T3 (en) 2021-05-31
PH12018500043B1 (en) 2018-07-09
HUE054516T2 (hu) 2021-09-28
CN108093634B (zh) 2021-05-28
WO2017007965A1 (en) 2017-01-12
PT3320033T (pt) 2021-06-02

Similar Documents

Publication Publication Date Title
CY1124350T1 (el) Αποπολυμερισμος τερεφθαλικου πολυαιθυλενιου
AR113056A1 (es) Formación de ésteres de ácido tereftálico
CO2018010870A2 (es) Sistemas y métodos para la producción de polímeros superabsorbentes
EA202190121A1 (ru) Получение сложных эфиров терефталевой кислоты
BR112017008930A2 (pt) composição plastificante polimérica, processo para preparar uma composição plastificante polimérica e método para plastificação de um material polimérico termoplástico
CY1120729T1 (el) Πεπτιδια και συνθεσεις για τη θεραπεια τραυματισμου των αρθρωσεων
BR112015017629A2 (pt) filme e laminado biodegradáveis
EA201501029A1 (ru) Новые циклоацетальные, циклокетальные диамины как отвердители эпоксидных смол, деструктируемые полимеры и композиты на их основе
BR112017010177A2 (pt) composição para tratamento de tecido
BR112016017584A2 (pt) Composições de nanotribologia e métodos relacionados incluindo nanofolhas moleculares
BR112017019389A2 (pt) materiais de seda com memória de forma
TR201819358T4 (tr) Polimer dikarbon asit ester ve tereftal asit dialkil ester içeren yumuşatıcı bileşimi.
MA55377A (fr) Procédé de dépolymérisation de polyéthylène téréphtalate (pet)
EA201400250A1 (ru) Безизоцианатные полимеры и способы их получения
BR112017010685A2 (pt) processo de fabricação de um polímero em multi-estágios, sua composição, seu uso e composição compreendendo o mesmo
BR112016001854A2 (pt) películas de polímero sustentáveis
BR112016017609A2 (pt) Composição, e, processo
EA201700142A1 (ru) Полимерная композиция для слоя элемента слоя
BR112018009411A8 (pt) processo para separar uma composição compreendendo poliamida, poliéster e pelo menos um outro aditivo
ITUB20151922A1 (it) Procedimento per la produzione di polietilene tereftalato modificato glicole da materie prime di riciclo
MX2019003666A (es) Un metodo para preparar un polimero de poliester y un polimero de poliester que se puede obtener de ese modo.
BR112017005188A2 (pt) polímeros de polietileno, filmes fabricados a partir dos mesmos e métodos para fabricar os mesmos
EA201892620A1 (ru) Композиция полимера для применения в качестве адгезива
CL2017001365A1 (es) Proceso para la obtención de resina supresora de polvo de mineral, resina supresora de polvo de mineral, procedimiento para inhibición de la emisión de particulados de mineral y uso de la resina
BR112018074787A2 (pt) processo de obtenção de polímeros biodegradáveis