BE707211A - - Google Patents

Info

Publication number
BE707211A
BE707211A BE707211DA BE707211A BE 707211 A BE707211 A BE 707211A BE 707211D A BE707211D A BE 707211DA BE 707211 A BE707211 A BE 707211A
Authority
BE
Belgium
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.)
Filing date
Publication date
Application filed filed Critical
Publication of BE707211A publication Critical patent/BE707211A/xx

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
    • 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)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Polyesters Or Polycarbonates (AREA)
BE707211D 1966-12-01 1967-11-28 BE707211A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US59815366A 1966-12-01 1966-12-01

Publications (1)

Publication Number Publication Date
BE707211A true BE707211A (da) 1968-04-01

Family

ID=24394452

Family Applications (1)

Application Number Title Priority Date Filing Date
BE707211D BE707211A (da) 1966-12-01 1967-11-28

Country Status (5)

Country Link
US (1) US3488298A (da)
BE (1) BE707211A (da)
DE (1) DE1643958B1 (da)
FR (1) FR1578733A (da)
GB (1) GB1205619A (da)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3907868A (en) * 1974-02-15 1975-09-23 Du Pont Polyester waste recovery
US3952053A (en) * 1974-02-26 1976-04-20 Safetech, Inc. Method for recovering terephthalic acid and ethylene glycol from polyester materials
US3959213A (en) * 1974-08-29 1976-05-25 Eastman Kodak Company Basic dyeable polyester fiber
US4056356A (en) * 1975-05-14 1977-11-01 Eastman Kodak Company Polyester fiber
US4701477A (en) * 1983-07-13 1987-10-20 Chardonol, Division Of Freeman Corporation Low viscosity aromatic polyols and methods for their preparation
US4469824A (en) * 1983-11-18 1984-09-04 Texaco, Inc. Liquid terephthalic ester polyols and polyisocyanurate foams therefrom
US4620032A (en) * 1984-12-11 1986-10-28 Celanese Corporation Depolymerization of condensation polymers involving a pre-molecular weight reduction step
US4876378A (en) * 1988-05-23 1989-10-24 Eastman Kodak Company Recovery of dialkyl naphthalene-2,6-dicarboxylates from naphthalene-2,6-dicarboxylic acid-containing polyesters
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
US5380793A (en) * 1993-07-13 1995-01-10 Ashland Oil, Inc. Styrene soluble unsatured polyester resin from polyethylene terephthalate
US5414113A (en) * 1993-10-18 1995-05-09 Amoco Corporation Process for recovery of aromatic acid from waste polyester resin
US5498749A (en) * 1993-10-22 1996-03-12 Eastman Chemical Company Process for separating cyclohexane dimethanol from dimethyl terephthalate
US5414106A (en) * 1994-02-14 1995-05-09 Hoechst Celanese Corporation Process for recovering dimethyl terephthalate
US5414107A (en) * 1994-07-20 1995-05-09 Hoechst Celanese Corporation Process for recycling polyethylene terephthalate process residues containing alkali metal organic salts
US5502239A (en) * 1995-08-07 1996-03-26 Hoechst Celanese Corporation Process for recovering dimethyl terephthalate
US5744503A (en) * 1996-02-01 1998-04-28 Hoechst Celanese Corporation Recycling polyester and recovering glycols
FR2753973B1 (fr) * 1996-06-04 1999-01-29 T B I Procede d'obtention de polyols et polyols obtenus selon le procede
US6136869A (en) * 1997-10-17 2000-10-24 Eastman Chemical Company Depolymerization process for recycling polyesters
US6472557B1 (en) 1999-02-10 2002-10-29 Eastman Chemical Company Process for recycling polyesters
US6867322B1 (en) * 1999-09-13 2005-03-15 Asahi Kasei Kabushiki Kaisha Ester-forming monomer
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
US20050054757A1 (en) * 2003-09-10 2005-03-10 Pearson Jason Clay Method for reducing the acetaldehyde level in polyesters
CN101121776B (zh) * 2006-08-08 2010-10-06 远东新世纪股份有限公司 使用非锑触媒的聚酯的制法
US9981902B2 (en) 2015-10-23 2018-05-29 Columbia Insurance Company Process for production of an ester and diol from reclaimed carpet material
MX2022005537A (es) 2019-12-20 2022-06-08 Eastman Chem Co Catalizadores para metanolisis de pet.
CN114230858B (zh) * 2020-09-09 2023-12-22 宁波大千纺织品有限公司 一种海洋回收面料及其制备方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2437046A (en) * 1943-10-15 1948-03-02 Resinous Prod & Chemical Co Stabilization of polyesters
US2623031A (en) * 1950-03-20 1952-12-23 Du Pont Elastic linear copolyesters
GB755071A (en) * 1953-08-03 1956-08-15 Glanzstoff Ag Process for the conversion of polyethylene terephthalate into dimethyl terephthalate
GB806269A (en) * 1955-08-05 1958-12-23 Glanzstoff Ag Process for the conversion of polyethylene terephthalate into dimethyl terephthalate
GB787554A (en) * 1955-08-05 1957-12-11 Glanzstoff Ag Process for the conversion of polyethylene terephthalate into dimethyl terephthalate
BE552781A (da) * 1955-11-23
DE1443876A1 (de) * 1964-02-18 1968-11-07 Hoechst Ag Verfahren zum Abbau von Polyaethylenterephthalat zu Terephthalsaeuredimethylester
US3404121A (en) * 1966-07-27 1968-10-01 Eastman Kodak Co Polyester catalyst-stabilizer usage

Also Published As

Publication number Publication date
US3488298A (en) 1970-01-06
FR1578733A (da) 1969-08-22
DE1643958B1 (de) 1972-09-21
GB1205619A (en) 1970-09-16

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