DE69704424T2 - Verfahren zur rückgewinnung von polyolen und nach diesem verfahren hergestellte polyole - Google Patents

Verfahren zur rückgewinnung von polyolen und nach diesem verfahren hergestellte polyole

Info

Publication number
DE69704424T2
DE69704424T2 DE1997604424 DE69704424T DE69704424T2 DE 69704424 T2 DE69704424 T2 DE 69704424T2 DE 1997604424 DE1997604424 DE 1997604424 DE 69704424 T DE69704424 T DE 69704424T DE 69704424 T2 DE69704424 T2 DE 69704424T2
Authority
DE
Germany
Prior art keywords
catalyst
cat
polyols
glycolysis
polyethyleneterephthalate
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
Application number
DE1997604424
Other languages
English (en)
Other versions
DE69704424D1 (de
Inventor
Gerard Durand
Franck Hubert
Jean-Charles Marechal
Helene Migeon
Gilles Tersac
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.)
TECH DU BATIMENT ET de l IND S
Original Assignee
TECH DU BATIMENT ET de l IND S
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 TECH DU BATIMENT ET de l IND S filed Critical TECH DU BATIMENT ET de l IND S
Application granted granted Critical
Publication of DE69704424D1 publication Critical patent/DE69704424D1/de
Publication of DE69704424T2 publication Critical patent/DE69704424T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • 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
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
    • C08G18/4205—Polycondensates having carboxylic or carbonic ester groups in the main chain containing cyclic groups
    • C08G18/4208—Polycondensates having carboxylic or carbonic ester groups in the main chain containing cyclic groups containing aromatic groups
    • C08G18/4225—Polycondensates having carboxylic or carbonic ester groups in the main chain containing cyclic groups containing aromatic groups derived from residues obtained from the manufacture of dimethylterephthalate and from polyhydroxy compounds
    • 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
    • C08G2110/00—Foam properties
    • C08G2110/0025—Foam properties rigid
    • 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)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Sustainable Development (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Polyethers (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
DE1997604424 1996-06-04 1997-06-04 Verfahren zur rückgewinnung von polyolen und nach diesem verfahren hergestellte polyole Expired - Fee Related DE69704424T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9607031A FR2753973B1 (fr) 1996-06-04 1996-06-04 Procede d'obtention de polyols et polyols obtenus selon le procede
PCT/FR1997/000984 WO1997046611A1 (fr) 1996-06-04 1997-06-04 Procede d'obtention de polyols et polyols obtenus selon le procede

Publications (2)

Publication Number Publication Date
DE69704424D1 DE69704424D1 (de) 2001-05-03
DE69704424T2 true DE69704424T2 (de) 2001-11-08

Family

ID=9492795

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1997604424 Expired - Fee Related DE69704424T2 (de) 1996-06-04 1997-06-04 Verfahren zur rückgewinnung von polyolen und nach diesem verfahren hergestellte polyole

Country Status (14)

Country Link
US (1) US6573304B1 (de)
EP (1) EP0904317B1 (de)
JP (1) JP2001503450A (de)
CN (1) CN1084762C (de)
AT (1) ATE200096T1 (de)
AU (1) AU3179497A (de)
CA (1) CA2257181A1 (de)
DE (1) DE69704424T2 (de)
DK (1) DK0904317T3 (de)
ES (1) ES2158566T3 (de)
FR (1) FR2753973B1 (de)
GR (1) GR3036883T3 (de)
PT (1) PT904317E (de)
WO (1) WO1997046611A1 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1000956A1 (de) * 1998-11-12 2000-05-17 Oxid, L.P. Aromatische polyesterpolyole, Zusammensetzung und Herstellungsverfahren
FR2811246B1 (fr) * 2000-07-06 2003-01-17 Electricite De France Procede de valorisation de materiaux composites
JP3994660B2 (ja) * 2000-12-22 2007-10-24 日立化成工業株式会社 不飽和ポリエステル樹脂硬化物用分解処理液、該処理液を用いた不飽和ポリエステル樹脂硬化物の処理方法及び複合材料の分離方法
US7157139B2 (en) * 2004-04-19 2007-01-02 Grant W. Doney Polymer manufacturing process
US8545952B2 (en) * 2005-06-07 2013-10-01 The Coca-Cola Company Polyester container with enhanced gas barrier and method
US8476364B2 (en) * 2007-03-29 2013-07-02 Beaulieu Group, Llc Polymer manufacturing process
RO128141B1 (ro) 2011-06-23 2016-02-26 Institutul Naţional De Cercetare-Dezvoltare Pentru Chimie Şi Petrochimie - Icechim Procedeu de obţinere a unor poliester-eter polioli aromatici din deşeuri de polietilentereftalat (pet) şi poliester-eter polioli aromatici încorporând deşeuri de polietilentereftalat şi materiale regenerabile, obţinuţi prin respectivul procedeu
US9255194B2 (en) 2013-10-15 2016-02-09 International Business Machines Corporation Methods and materials for depolymerizing polyesters
CN106459341A (zh) 2014-05-05 2017-02-22 树脂酸盐材料集团有限公司 来自热塑性聚酯和二聚体脂肪酸的聚酯多元醇
US10414859B2 (en) 2014-08-20 2019-09-17 Resinate Materials Group, Inc. High recycle content polyester polyols
US9550713B1 (en) 2015-07-09 2017-01-24 Loop Industries, Inc. Polyethylene terephthalate depolymerization
CN108602974B (zh) 2015-11-20 2021-05-04 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
JP2020514428A (ja) * 2016-12-23 2020-05-21 ビーエーエスエフ ソシエタス・ヨーロピアＢａｓｆ Ｓｅ 高い引裂き伝播強度を有する熱可塑性ポリウレタン
US10252976B1 (en) 2017-09-15 2019-04-09 9449710 Canada Inc. Terephthalic acid esters formation
US10988572B2 (en) * 2017-11-20 2021-04-27 Alliance For Sustainable Energy, Llc Polymers and methods of making the same
JP7446246B2 (ja) 2018-06-25 2024-03-08 ９４４９７１０ カナダ インク． テレフタル酸エステル類の形成
US11248103B2 (en) 2019-03-20 2022-02-15 9449710 Canada Inc. Process for the depolymerization of polyethylene terephthalate (PET)
US11845863B2 (en) 2020-05-04 2023-12-19 Carlisle Construction Materials, LLC Polyurethane dispersions and their use to produce coatings and adhesives

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3488298A (en) * 1966-12-01 1970-01-06 Eastman Kodak Co Polyester scrap recovery processes
US3907868A (en) * 1974-02-15 1975-09-23 Du Pont Polyester waste recovery
US4873268A (en) * 1984-02-22 1989-10-10 Sloss Industries Corporation Digestion products of polyalkylene terephthalate polymers and polycarboxylic acid-containing polyols and polymeric foams obtained therefrom
US4758607A (en) * 1985-07-18 1988-07-19 Sloss Industries Corporation Distilled products of polyethylene terephthalate polymers and polycarboxylic acid-containing polyols and polymeric foams obtained therefrom
DE4220473A1 (de) * 1992-06-23 1994-01-05 Zimmer Ag Verfahren zur Herstellung von Polybutylenterephthalat aus PET-Abfall
US5451611A (en) * 1994-03-29 1995-09-19 Council Of Scientific & Industrial Research Process for the conversion of poly(ethylene terephthalate) waste to poly(alkylene terephthalate)
DE4437043A1 (de) * 1994-10-17 1996-04-18 Hoechst Ag Polyole und Verfahren zu deren Herstellung aus PET-Abfällen der PET-Produktion

Also Published As

Publication number Publication date
US6573304B1 (en) 2003-06-03
FR2753973A1 (fr) 1998-04-03
CN1084762C (zh) 2002-05-15
GR3036883T3 (en) 2002-01-31
PT904317E (pt) 2001-09-28
DK0904317T3 (da) 2001-08-13
ATE200096T1 (de) 2001-04-15
CA2257181A1 (fr) 1997-12-11
WO1997046611A1 (fr) 1997-12-11
CN1220679A (zh) 1999-06-23
FR2753973B1 (fr) 1999-01-29
DE69704424D1 (de) 2001-05-03
JP2001503450A (ja) 2001-03-13
ES2158566T3 (es) 2001-09-01
EP0904317B1 (de) 2001-03-28
AU3179497A (en) 1998-01-05
EP0904317A1 (de) 1999-03-31

Similar Documents

Publication Publication Date Title
DE69704424T2 (de) Verfahren zur rückgewinnung von polyolen und nach diesem verfahren hergestellte polyole
EP1188783A3 (de) Verfahren zur Herstellung von Polyestern mit reduziertem Gehalt an freiem Acetaldehyd
ATE283299T1 (de) Verfahren zur herstellung von polyolen
ATE155460T1 (de) Verfahren zur herstellung flüssiger, lagerstabiler carbodiimid- und/oder uretonimingruppen aufweisender organischer isocyanate und ihre verwendung zur herstellung von polyurethankunststoffen
ATE338741T1 (de) Verfahren zur herstellung von phthalsäureanhydrid
ATE218526T1 (de) Verfahren zur herstellung von xylitol
DE69934596D1 (de) Transkriptionsaktivator prtt aus dem pilz aspergillus niger verwendbar in verfahren zur herstellung von polypeptiden
ATE274023T1 (de) Produkt auf basis von kautschuk, verfahren zu seiner herstellung und verfahren zur verringerung des rollwiderstandes von reifen aus diesem produkt
DE3782811D1 (de) Verfahren zur herstellung von caprolactam aus 6-aminocapronsaeure, deren estern und amiden.
KR960017611A (ko) 미정제 (메트) 아크릴산의 정제 방법
DE50301629D1 (de) Verfahren zur herstellung von polyesterpolyolen mehrwertiger alkohole
ATE199708T1 (de) Verfahren zur herstellung von benzoesäure- derivaten
ATE159269T1 (de) Verfahren zur herstellung von polymeren basierend auf kohlenmonoxyd und olefinen
DE60024821D1 (de) Verfahren zur reinigung von aldehydverunreinigungen
DE59107597D1 (de) Olefinisch ungesättigte addukte von propylen an mehrfach ungesättigte fettsäuren bzw. fettsäureester, verfahren zu ihrer herstellung und ihre verwendung
DE69003247T2 (de) Verfahren zur herstellung von glyoxylsäure durch enzymatische oxydation von glykolsäure.
DE69706129D1 (de) Verfahren zur Herstellung von Dicarbonsäuren
ATE310730T1 (de) Verfahren zur herstellung von 1-alkyl-pyrazol-5- carbonsäureestern iii
DE59400709D1 (de) Verfahren zur Herstellung von 3 bis 5 C-Atome aufweisenden alpha,beta-monoethylenisch ungesättigten Aldehyden, Carbonsäuren oder Nitrilen
NL300108I1 (nl) Werkwijze ter voorkoming van de degradatie van pr oteïne C.
KR960703346A (ko) 사용한 부동액 조성물로부터 증류에 의해 글리콜을 회수하는 방법(distillative method of recovering glycols from used antifreeze agents)
ATE395106T1 (de) Verfahren und vorrichtung zum zerstören von organischen phosphor- und/oder schwefelverbindungsschadstoffen
ATE58067T1 (de) Verfahren zur entfernung von no aus verbrennungsabgasen.
ATE283879T1 (de) Polyesteralkohole, verfahren zu deren herstellung und deren verwendung
EP0803493A3 (de) Verfahren zum Herstellen von 4-substituierten-2-Butenalen

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee