GB1500855A - Recovering polyester polymers - Google Patents

Recovering polyester polymers

Info

Publication number
GB1500855A
GB1500855A GB699876A GB699876A GB1500855A GB 1500855 A GB1500855 A GB 1500855A GB 699876 A GB699876 A GB 699876A GB 699876 A GB699876 A GB 699876A GB 1500855 A GB1500855 A GB 1500855A
Authority
GB
United Kingdom
Prior art keywords
polyester polymers
recovering polyester
recovering
polymers
polyester
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
GB699876A
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.)
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
Application filed by Monsanto Co filed Critical Monsanto Co
Publication of GB1500855A publication Critical patent/GB1500855A/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
    • 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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
    • Y10S264/911—Recycling consumer used articles or products
    • Y10S264/913—From fiber or filament, or fiber or filament containing article or product, e.g. textile, cloth fabric, carpet, fiberboard

Landscapes

  • Chemical & Material Sciences (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Sustainable Development (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Artificial Filaments (AREA)
  • Treatment Of Fiber Materials (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Coloring (AREA)
GB699876A 1975-02-24 1976-02-23 Recovering polyester polymers Expired GB1500855A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/552,839 US4003881A (en) 1975-02-24 1975-02-24 Polyester polymer recovery from dyed polyester fabrics

Publications (1)

Publication Number Publication Date
GB1500855A true GB1500855A (en) 1978-02-15

Family

ID=24207035

Family Applications (1)

Application Number Title Priority Date Filing Date
GB699876A Expired GB1500855A (en) 1975-02-24 1976-02-23 Recovering polyester polymers

Country Status (7)

Country Link
US (1) US4003881A (enExample)
JP (1) JPS51115577A (enExample)
CA (1) CA1039895A (enExample)
DE (1) DE2607344C3 (enExample)
FR (1) FR2301555A1 (enExample)
GB (1) GB1500855A (enExample)
IT (1) IT1055437B (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2528494A (en) * 2014-07-24 2016-01-27 Worn Again Footwear And Accessories Ltd Recycling process
GB2528495A (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 (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2754728A1 (de) * 1976-12-09 1978-06-15 Monsanto Co Verfahren zur gewinnung farbloser thermoplastischer polymerisate und gemischten und gefaerbten sammelfaserpartien
US4137393A (en) * 1977-04-07 1979-01-30 Monsanto Company Polyester polymer recovery from dyed polyester fibers
DE2814909A1 (de) * 1977-04-07 1978-10-19 Monsanto Co Verfahren zur rueckgewinnung von polyesterpolymeren
AU2298392A (en) * 1991-07-01 1993-02-11 Fiber Industries Inc. Recovery of polyester from spent film
JP3381240B2 (ja) * 1992-08-10 2003-02-24 旭化成株式会社 発泡粒子を回収する方法
TW328542B (en) * 1995-02-09 1998-03-21 Eastman Chem Co Process for recycling polyesters
JP2774953B2 (ja) * 1995-08-02 1998-07-09 住江織物株式会社 カーペット用ポリエステル長繊維の製造方法
US6140463A (en) * 1997-02-18 2000-10-31 Stefandl; Roland E. Process for recycling and recovery of purified nylon polymer
US5898063A (en) * 1997-02-18 1999-04-27 Stefandl; Roland E. Carpet recycling process for nylon containing carpeting
US5989296A (en) * 1998-02-02 1999-11-23 American Renewable Resources Llc Solvent process for recovering indigo dye from textile scrap
US20020037939A1 (en) * 2000-06-08 2002-03-28 Mckinnon Michael Stephen Solvent-based recovery and recycle of polyamide material
US20060069170A1 (en) * 2004-09-27 2006-03-30 Chemical Products Corporation Decomposition of Polyester
US7067613B2 (en) * 2004-06-04 2006-06-27 Chemical Products Corporation Separation of polyolefins from nylons
US20060070188A1 (en) * 2004-09-27 2006-04-06 Chemical Products Corporation Colorant Removal from Polymeric Fibers
AR082900A1 (es) 2010-09-10 2013-01-16 Green Source Energy Llc Composiciones y metodos para reciclar plasticos que comprenden polimeros mediante el tratamiento de solvente
TWI481762B (zh) * 2013-09-04 2015-04-21 Far Eastern New Century Corp Decolorization of Polyester Fibers Dyed by Dye
CN114773665B (zh) 2014-10-03 2024-11-29 波利斯太沃特公司 回收聚苯乙烯废料的加工方法
WO2017034873A1 (en) * 2015-08-21 2017-03-02 North Carolina State University Oxidative method for decolorizing textile materials
AT18353U1 (de) 2017-11-20 2024-10-15 Polystyvert Inc Vorgänge zum recycling von polystyrolabfällen
PL3870640T3 (pl) 2018-10-26 2025-03-03 Polystyvert Inc. Sposoby recyklingu odpadów polistyrenu i/lub odpadów kopolimeru polistyrenu
TWI750456B (zh) * 2019-02-22 2021-12-21 南亞塑膠工業股份有限公司 一種經染色的聚酯纖維脫色方法
JP7196901B2 (ja) * 2020-12-16 2022-12-27 三菱ケミカル株式会社 ポリエステルフィルムの回収方法、回収装置及び機能層除去剤
JP7196900B2 (ja) * 2020-12-16 2022-12-27 三菱ケミカル株式会社 ポリエステルフィルムの回収方法、回収装置及び機能層除去剤
CA3187122A1 (en) * 2020-08-17 2022-02-24 Anthony CASCIO Removal of color from polymeric materials
US11814492B2 (en) 2020-12-02 2023-11-14 International Business Machines Corporation Polyester recycling process with pre-reaction purification
US11814487B2 (en) 2020-12-02 2023-11-14 International Business Machines Corporation Feedstock purification of polyester waste for recycling processes
US11807725B2 (en) 2020-12-02 2023-11-07 International Business Machines Corporation Feedstock engineering of polyester waste for recycling processes
US11787917B2 (en) 2020-12-02 2023-10-17 International Business Machines Corporation Recycling process for the recovery of cotton from polyester-cotton fabrics and/or fibers
US11795292B2 (en) 2020-12-02 2023-10-24 International Business Machines Corporation Media recycling and sanitization
JP7196990B2 (ja) * 2020-12-16 2022-12-27 三菱ケミカル株式会社 ポリエステルフィルムの回収方法、回収装置及び機能層除去剤
WO2022172150A1 (en) 2021-02-09 2022-08-18 Wu Chia Wen Method for processing polyalkylene benzenedicarboxylate material
TWI752829B (zh) * 2021-02-24 2022-01-11 南亞塑膠工業股份有限公司 纖維布的脫色方法
US12281207B2 (en) 2021-11-11 2025-04-22 Polystyvert Inc. Methods of recycling polystyrene material comprising brominated contaminants
DK181521B1 (en) * 2022-06-23 2024-04-02 Textile Change Aps Apparatus and process for treatment of textiles and use thereof
JP7708983B2 (ja) * 2022-11-29 2025-07-15 帝人フロンティア株式会社 ポリエステルの回収方法およびリサイクルポリエステルの製造方法
TWI843358B (zh) 2022-12-27 2024-05-21 財團法人工業技術研究院 聚酯織物的脫色方法及聚酯織物
WO2024204775A1 (ja) * 2023-03-29 2024-10-03 三菱ケミカル株式会社 リサイクルポリブチレンテレフタレートの製造方法およびポリブチレンテレフタレート複合材料の製造方法
TW202532549A (zh) * 2023-09-29 2025-08-16 德商巴地斯顏料化工廠 自聚合物摻合物回收之聚酯製備聚酯纖維的方法
EP4570850A1 (en) * 2023-12-12 2025-06-18 Sanko Tekstil Isletmeleri San. Ve Tic. A.S. Process and plant for removing dyes from waste textiles

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2938811A (en) * 1959-11-09 1960-05-31 Martin Proc Company Inc Method of conditioning polyester textile material and the resulting products
NL259992A (enExample) * 1960-01-12
US3716614A (en) * 1969-05-12 1973-02-13 Toray Industries Process of manufacturing collagen fiber-like synthetic superfine filament bundles
US3943105A (en) * 1969-11-21 1976-03-09 Martin Processing Company, Incorporated Process for treating dyed and undyed polyester materials with an agent to overcome or inhibit the destructive effects of ultraviolet light

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2528494A (en) * 2014-07-24 2016-01-27 Worn Again Footwear And Accessories Ltd Recycling process
GB2528495A (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

Also Published As

Publication number Publication date
JPS537198B2 (enExample) 1978-03-15
FR2301555B1 (enExample) 1980-07-25
CA1039895A (en) 1978-10-03
DE2607344C3 (de) 1979-10-04
DE2607344B2 (de) 1979-02-15
FR2301555A1 (fr) 1976-09-17
JPS51115577A (en) 1976-10-12
DE2607344A1 (de) 1976-09-02
IT1055437B (it) 1981-12-21
US4003881A (en) 1977-01-18

Similar Documents

Publication Publication Date Title
GB1500855A (en) Recovering polyester polymers
GB1500856A (en) Recovering thermoplastic polyester polymers
GB1500857A (en) Polyester polymer recovery process
JPS51129481A (en) Fluorineecontaining polymer
JPS5274682A (en) Polymer
JPS5229374A (en) Spatting case
JPS529061A (en) Polyester compound
JPS5272799A (en) Polyester
JPS5439499A (en) Hydroquinonoide grouppcontaining polymer
JPS5247069A (en) Polyester system films with superior processibilty
GB1545562A (en) Malador counteractants
JPS5249362A (en) Raphia drive unit
GB1541568A (en) Aromatic polymers
JPS51136796A (en) Novel halogenncontaining polycarbonate
JPS5223221A (en) Code generator
JPS5352555A (en) Selffextinguishable polymers
GB1538927A (en) Polyester films
ZA765230B (en) Antihardeners for polymers
JPS51127121A (en) Special terrazo blok
JPS5198241A (en) ********so*** *******no
AU1502276A (en) Halo-dispersion polymers
ZA756795B (en) Polymer fabric
JPS5214678A (en) Polyester tubing
JPS51143608A (en) Poryethyleneglycol dihalide
JPS5186203A (en) u jikooyobi u jikoomochiita keishamenhaisuikoho

Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee