NL301426A - - Google Patents

Info

Publication number
NL301426A
NL301426A NL301426DA NL301426A NL 301426 A NL301426 A NL 301426A NL 301426D A NL301426D A NL 301426DA NL 301426 A NL301426 A NL 301426A
Authority
NL
Netherlands
Application number
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.)
Publication of NL301426A publication Critical patent/NL301426A/xx

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)
NL301426D 1962-12-06 NL301426A (enExample)

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
NL301426A true NL301426A (enExample)

Family

ID=22916193

Family Applications (1)

Application Number Title Priority Date Filing Date
NL301426D NL301426A (enExample) 1962-12-06

Country Status (7)

Country Link
US (1) US3257335A (enExample)
BE (1) BE640836A (enExample)
DE (1) DE1243684B (enExample)
FR (1) FR1386373A (enExample)
GB (1) GB1012652A (enExample)
LU (1) LU44949A1 (enExample)
NL (1) NL301426A (enExample)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1495251B2 (de) * 1961-10-12 1976-12-02 Hoechst Ag, 6000 Frankfurt Verfahren zur aufarbeitung von abfaellen von schwerloeslichen, hochmolekularen terephthalsaeurediolestern
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
JPS60248646A (ja) * 1984-05-25 1985-12-09 Toray Ind Inc ポリエステル屑の解重合方法
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
WO1993023465A1 (en) * 1992-05-18 1993-11-25 Petwest Pty. Ltd. Improved poly ethylene terephthalate decontamination
US5504121A (en) * 1992-05-18 1996-04-02 Swig Pty Ltd. Polyethylene terephthalate decontamination
DE4227299C1 (de) * 1992-08-18 1994-01-27 Hoechst Ag Verfahren zur Herstellung von monomeren Terephthalsäurediestern und Diolen aus Polyestern
EP0707562B1 (en) * 1993-07-05 2000-04-26 E.I. Du Pont De Nemours And Company Production of dicarboxylic acids
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
US5580905A (en) * 1994-04-28 1996-12-03 United Resource Recovery Corporation Process for recycling polyesters
US5395858A (en) * 1994-04-28 1995-03-07 Partek, Inc. Process for recycling polyester
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
WO2002102884A1 (en) * 2001-06-19 2002-12-27 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
JP2014520008A (ja) 2011-06-10 2014-08-21 フェリス、クリストファー、エム． 透明アクリルコーティング
WO2013025186A1 (en) 2011-08-12 2013-02-21 Eastman Chemical Company Process for the preparation of polyesters with high recycle content
US20220325036A1 (en) 2019-07-29 2022-10-13 Eastman Chemical Company Process for the preparation of polyesters with recycled monomers from pyrolysis and methanolysis
US12398328B2 (en) 2020-02-10 2025-08-26 Eastman Chemical Company Chemical recycling of processed mixed plastic waste streams
BR112022015078A2 (pt) 2020-02-10 2023-02-14 Eastman Chem Co Método para processar plástico residual, e, composição de coproduto de solvólise
WO2023076202A1 (en) 2021-10-25 2023-05-04 Eastman Chemical Company Processes for recovering dialkyl terephthalates from polyester compositions
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

Also Published As

Publication number Publication date
LU44949A1 (enExample) 1964-06-05
BE640836A (enExample) 1964-06-05
FR1386373A (fr) 1965-01-22
US3257335A (en) 1966-06-21
GB1012652A (en) 1965-12-08
DE1243684B (de) 1967-07-06

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