GB1012652A - Process for the treatment of polyalkylene dicarboxylate waste - Google Patents

Process for the treatment of polyalkylene dicarboxylate waste

Info

Publication number
GB1012652A
GB1012652A GB48381/63A GB4838163A GB1012652A GB 1012652 A GB1012652 A GB 1012652A GB 48381/63 A GB48381/63 A GB 48381/63A GB 4838163 A GB4838163 A GB 4838163A GB 1012652 A GB1012652 A GB 1012652A
Authority
GB
United Kingdom
Prior art keywords
zone
ethylene glycol
waste
treatment
liquid product
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
Application number
GB48381/63A
Other languages
English (en)
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Publication of GB1012652A publication Critical patent/GB1012652A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
    • C08L67/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
    • 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
    • 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
    • C08G63/78—Preparation processes
    • C08G63/785—Preparation processes characterised by the apparatus used
    • 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
    • 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
    • C08J2361/00—Characterised by the use of condensation polymers of aldehydes or ketones; Derivatives of such polymers
    • C08J2361/02—Condensation polymers of aldehydes or ketones only
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
GB48381/63A 1962-12-06 1963-12-06 Process for the treatment of polyalkylene dicarboxylate waste Expired GB1012652A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US242790A US3257335A (en) 1962-12-06 1962-12-06 Two-stage process for depolymerizing polyesters

Publications (1)

Publication Number Publication Date
GB1012652A true GB1012652A (en) 1965-12-08

Family

ID=22916193

Family Applications (1)

Application Number Title Priority Date Filing Date
GB48381/63A Expired GB1012652A (en) 1962-12-06 1963-12-06 Process for the treatment of polyalkylene dicarboxylate waste

Country Status (7)

Country Link
US (1) US3257335A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE (1) BE640836A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE1243684B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR1386373A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1012652A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
LU (1) LU44949A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL301426A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0174062A3 (en) * 1984-05-25 1987-05-27 Toray Industries, Inc. Process for the depolymerization of polyester scrap

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1495250A1 (de) * 1961-10-12 1969-03-13 Albert Ag Chem Werke Verfahren zur Herstellung von Polyesterharzen
US3446758A (en) * 1966-01-12 1969-05-27 Goodyear Tire & Rubber Thermosettable resin from preformed linear polyester and a polyhydric alcohol
US4096102A (en) * 1975-01-27 1978-06-20 Owens-Corning Fiberglas Corporation Moldable compositions comprising thermosetting polyester resin and thermoplastic resin
US4054561A (en) * 1975-01-27 1977-10-18 Owens-Corning Fiberglas Corporation Thermoplastic additives for molding compounds
US4138374A (en) * 1978-02-03 1979-02-06 E. I. Du Pont De Nemours And Company Process for manufacturing shaped polyester article using scrap materials
US4711912A (en) * 1982-04-29 1987-12-08 The Celotex Corporation Polyisocyanurate foams from digestion products of polyalkylene terephthalate polymers and polyols
US4539341A (en) * 1984-02-22 1985-09-03 Jim Walter Resources, Inc. Digestion products of polyalkylene terephthalate polymers and polycarboxylic acid-containing polyols and polymeric foams obtained therefrom
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
US4559370A (en) * 1984-05-25 1985-12-17 Blanpied Robert H Copolyester polyol resins, polyol blends comprising the same, and resultant polyisocyanurate foams
US5236959A (en) * 1992-03-12 1993-08-17 Hoechst Celanese Corporation Process for recycling polyester/cotton blends
US5602187A (en) * 1992-05-18 1997-02-11 Swig Pty Ltd. Polyethylene terephthalate decontamination
US5504121A (en) * 1992-05-18 1996-04-02 Swig Pty Ltd. Polyethylene terephthalate decontamination
UA27907C2 (uk) * 1992-05-18 2000-10-16 Свіг Пті Лтд Спосіб переробки матеріалів, що містять поліетилентерефталат, з видаленням забруднень з поліетилентерефталату (варіанти)
DE4227299C1 (de) * 1992-08-18 1994-01-27 Hoechst Ag Verfahren zur Herstellung von monomeren Terephthalsäurediestern und Diolen aus Polyestern
ATE192136T1 (de) * 1993-07-05 2000-05-15 Du Pont Herstellung von dicarbonsäuren
US5380793A (en) * 1993-07-13 1995-01-10 Ashland Oil, Inc. Styrene soluble unsatured polyester resin from polyethylene terephthalate
TW330940B (en) * 1993-12-22 1998-05-01 Mitsui Petroleum Chemicals Ind A method of manufacturing polyesters
CA2183663A1 (en) * 1994-03-11 1995-09-14 Jawed Asrar Copolymers of recycled polyesters
US5395858A (en) * 1994-04-28 1995-03-07 Partek, Inc. Process for recycling polyester
US5580905A (en) * 1994-04-28 1996-12-03 United Resource Recovery Corporation Process for recycling polyesters
IT1278166B1 (it) * 1995-01-24 1997-11-17 Ars Ing Srl Processo per la preparazione di bis (2-idrossietil) teraftalato
US5635584A (en) * 1995-12-07 1997-06-03 Eastman Chemical Company Process including glycolysis and subsequent purification for recycling polyester materials
US5756554A (en) * 1996-02-02 1998-05-26 Ashland Inc. Low profile additives for polyester resin systems based on asymmetric glycols and aromatic diacids
US5958987A (en) 1996-04-10 1999-09-28 The Coca-Cola Company Process for separating polyester from other materials
US5821381A (en) * 1997-02-03 1998-10-13 Eastman Kodak Company Low pressure process for purifying crude polyester by sublimation
US5712410A (en) * 1997-03-03 1998-01-27 Eastman Kodak Company Gas phase crystallization of dimethyl terephthalate
EP1409575B1 (en) * 2001-06-19 2011-02-02 United Resource Recovery Corporation Process for separating polyester from other materials
US20030134915A1 (en) * 2001-12-17 2003-07-17 Scantlebury Geoffrey Raymond Production of transparent polyester using waste
US7098299B1 (en) * 2005-03-16 2006-08-29 United Resource Recovery Corporation Separation of contaminants from polyester materials
US9458354B2 (en) 2010-10-06 2016-10-04 Resinate Technologies, Inc. Polyurethane dispersions and methods of making and using same
EP2520601A1 (en) 2011-05-05 2012-11-07 Cytec Surface Specialties, S.A. Process for producing polyesters
EP2718383A4 (en) 2011-06-10 2015-05-20 Kristopher M Felice CLEAR VARNISH, ACRYLIC COATINGS
WO2013025186A1 (en) 2011-08-12 2013-02-21 Eastman Chemical Company Process for the preparation of polyesters with high recycle content
EP4004094A1 (en) 2019-07-29 2022-06-01 Eastman Chemical Company Process for the preparation of polyesters with recycled monomers from pyrolysis and methanolysis
JP7470195B2 (ja) 2020-02-10 2024-04-17 イーストマン ケミカル カンパニー 処理済プラスチック混合廃棄物流のケミカルリサイクリング
WO2023076209A1 (en) 2021-10-25 2023-05-04 Eastman Chemical Company Processes for recovering dialkyl terephthalates from tetramethyl cyclobutanediol (tmcd)-containing polymers
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

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA490032A (en) * 1953-01-27 Lewis Heath Royden Degradation of aromatic polyesters

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0174062A3 (en) * 1984-05-25 1987-05-27 Toray Industries, Inc. Process for the depolymerization of polyester scrap

Also Published As

Publication number Publication date
DE1243684B (de) 1967-07-06
LU44949A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1964-06-05
US3257335A (en) 1966-06-21
NL301426A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR1386373A (fr) 1965-01-22
BE640836A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1964-06-05

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