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GB1552880A - Process for polyester recovery - Google Patents

Process for polyester recovery

Info

Publication number
GB1552880A
GB1552880A GB5112477A GB5112477A GB1552880A GB 1552880 A GB1552880 A GB 1552880A GB 5112477 A GB5112477 A GB 5112477A GB 5112477 A GB5112477 A GB 5112477A GB 1552880 A GB1552880 A GB 1552880A
Authority
GB
United Kingdom
Prior art keywords
polyester recovery
polyester
recovery
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
GB5112477A
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.)
Monsanto Co
Original Assignee
Monsanto 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
Priority claimed from US05/749,149 external-priority patent/US4118187A/en
Application filed by Monsanto Co filed Critical Monsanto Co
Publication of GB1552880A publication Critical patent/GB1552880A/en
Expired 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
    • C08J11/06—Recovery or working-up of waste materials of polymers without chemical reactions
    • C08J11/08—Recovery or working-up of waste materials of polymers without chemical reactions using selective solvents for polymer components
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F13/00—Recovery of starting material, waste material or solvents during the manufacture of artificial filaments or the like
    • D01F13/04—Recovery of starting material, waste material or solvents during the manufacture of artificial filaments or the like of synthetic polymers
    • 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
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
    • Y02P70/62—Manufacturing or production processes characterised by the final manufactured product related technologies for production or treatment of textile or flexible materials or products thereof, including footwear
    • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Sustainable Development (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Textile Engineering (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Coloring (AREA)
  • Artificial Filaments (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Polyesters Or Polycarbonates (AREA)
GB5112477A 1976-12-09 1977-12-08 Process for polyester recovery Expired GB1552880A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/749,149 US4118187A (en) 1975-05-19 1976-12-09 Fabric dye stripping, separation and recovery of polyester

Publications (1)

Publication Number Publication Date
GB1552880A true GB1552880A (en) 1979-09-19

Family

ID=25012481

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5112477A Expired GB1552880A (en) 1976-12-09 1977-12-08 Process for polyester recovery

Country Status (5)

Country Link
JP (1) JPS5374128A (en)
CA (1) CA1090046A (en)
DE (1) DE2754728A1 (en)
FR (1) FR2393088A1 (en)
GB (1) GB1552880A (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0742251A1 (en) * 1995-05-08 1996-11-13 Shell Internationale Researchmaatschappij B.V. Process for recycling mixed polymer containing polyethylene terephthalate
EP1085042A1 (en) * 1998-02-06 2001-03-21 Solutia Inc. Method for removing color from ionically dyeable polymeric materials
CN101880925A (en) * 2010-06-21 2010-11-10 湖南中泰特种装备有限责任公司 Method and device for recovering mixed solvent in gel spinning
CN104894696A (en) * 2015-06-29 2015-09-09 重庆再升科技股份有限公司 Method for recovering fibers from diaphragmless filter paper edgings
GB2528495A (en) * 2014-07-24 2016-01-27 Worn Again Footwear And Accessories Ltd Recycling process
GB2528494A (en) * 2014-07-24 2016-01-27 Worn Again Footwear And Accessories Ltd Recycling process
WO2016012755A1 (en) * 2014-07-24 2016-01-28 Worn Again Footwear And Accessories Limited Recycling process

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1094911B (en) * 1977-04-07 1985-08-10 Monsanto Co PROCEDURE FOR RECOVERING SOLID LINEAR POLYESTERS FROM POLYMER CHARGES
US4137393A (en) * 1977-04-07 1979-01-30 Monsanto Company Polyester polymer recovery from dyed polyester fibers
TWI481762B (en) * 2013-09-04 2015-04-21 Far Eastern New Century Corp Decolorization of Polyester Fibers Dyed by Dye
TWI750456B (en) * 2019-02-22 2021-12-21 南亞塑膠工業股份有限公司 A kind of decolorization method for dyed polyester

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3804811A (en) * 1972-04-12 1974-04-16 Horizons Inc Shaped articles from reconstituted polyester
US4003881A (en) * 1975-02-24 1977-01-18 Monsanto Company Polyester polymer recovery from dyed polyester fabrics
IT1055438B (en) * 1975-04-25 1981-12-21 Monsanto Co POLYESTER RECOVERY POLYMER

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0742251A1 (en) * 1995-05-08 1996-11-13 Shell Internationale Researchmaatschappij B.V. Process for recycling mixed polymer containing polyethylene terephthalate
AU704462B2 (en) * 1995-05-08 1999-04-22 M&G Polimeri Italia Spa Process for recovering polyester polymers from a mixed polymer recycle system
EP1085042A1 (en) * 1998-02-06 2001-03-21 Solutia Inc. Method for removing color from ionically dyeable polymeric materials
CN101880925A (en) * 2010-06-21 2010-11-10 湖南中泰特种装备有限责任公司 Method and device for recovering mixed solvent in gel spinning
GB2528495A (en) * 2014-07-24 2016-01-27 Worn Again Footwear And Accessories Ltd Recycling process
GB2528494A (en) * 2014-07-24 2016-01-27 Worn Again Footwear And Accessories Ltd Recycling process
WO2016012755A1 (en) * 2014-07-24 2016-01-28 Worn Again Footwear And Accessories Limited Recycling process
GB2528494B (en) * 2014-07-24 2018-01-03 Worn Again Footwear And Accessories Ltd Process for extracting polyester and dyes from fabric
GB2528495B (en) * 2014-07-24 2021-03-03 Worn Again Tech Limited Recycling process
CN104894696A (en) * 2015-06-29 2015-09-09 重庆再升科技股份有限公司 Method for recovering fibers from diaphragmless filter paper edgings

Also Published As

Publication number Publication date
FR2393088A1 (en) 1978-12-29
DE2754728A1 (en) 1978-06-15
JPS5374128A (en) 1978-07-01
FR2393088B1 (en) 1981-02-06
CA1090046A (en) 1980-11-18

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee