CN120344604A - 聚酯的回收方法和再生聚酯的制造方法 - Google Patents

聚酯的回收方法和再生聚酯的制造方法

Info

Publication number
CN120344604A
CN120344604A CN202380082209.4A CN202380082209A CN120344604A CN 120344604 A CN120344604 A CN 120344604A CN 202380082209 A CN202380082209 A CN 202380082209A CN 120344604 A CN120344604 A CN 120344604A
Authority
CN
China
Prior art keywords
polyester
fiber
treatment
fiber product
recovering
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.)
Pending
Application number
CN202380082209.4A
Other languages
English (en)
Chinese (zh)
Inventor
鹤田辽
须之内慧
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.)
Teijin Frontier Co Ltd
Original Assignee
Teijin Frontier Co Ltd
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 Teijin Frontier Co Ltd filed Critical Teijin Frontier Co Ltd
Publication of CN120344604A publication Critical patent/CN120344604A/zh
Pending 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
    • C08J11/10—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
    • 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
    • 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
    • C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
    • C08G63/12—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
    • C08G63/16—Dicarboxylic acids and dihydroxy compounds
    • C08G63/18—Dicarboxylic acids and dihydroxy compounds the acids or hydroxy compounds containing carbocyclic rings
    • C08G63/181—Acids containing aromatic rings
    • C08G63/183—Terephthalic acids
    • 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
    • C08G63/88—Post-polymerisation treatment
    • C08G63/89—Recovery of the polymer
    • 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
    • C08G63/91—Polymers modified by chemical after-treatment
    • C08G63/914—Polymers modified by chemical after-treatment derived from polycarboxylic acids and polyhydroxy compounds
    • C08G63/916—Dicarboxylic acids and dihydroxy compounds
    • 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
    • C08J11/16—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 inorganic material
    • 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
    • C08J11/26—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 carboxylic acid groups, their anhydrides or esters
    • 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
    • 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
    • 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
    • C08J2475/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
    • C08J2475/04—Polyurethanes
    • C08J2475/08—Polyurethanes from polyethers
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
    • D06P5/00—Other features in dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form
    • D06P5/13—Fugitive dyeing or stripping dyes
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
    • D06P5/00—Other features in dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form
    • D06P5/13—Fugitive dyeing or stripping dyes
    • D06P5/137—Fugitive dyeing or stripping dyes with other 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)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • General Chemical & Material Sciences (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)
CN202380082209.4A 2022-11-29 2023-11-27 聚酯的回收方法和再生聚酯的制造方法 Pending CN120344604A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022-189738 2022-11-29
JP2022189738 2022-11-29
PCT/JP2023/042280 WO2024117056A1 (ja) 2022-11-29 2023-11-27 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

Publications (1)

Publication Number Publication Date
CN120344604A true CN120344604A (zh) 2025-07-18

Family

ID=91323980

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202380082209.4A Pending CN120344604A (zh) 2022-11-29 2023-11-27 聚酯的回收方法和再生聚酯的制造方法

Country Status (6)

Country Link
EP (1) EP4628523A1 (https=)
JP (1) JP7708983B2 (https=)
KR (1) KR20250116071A (https=)
CN (1) CN120344604A (https=)
TW (1) TW202440757A (https=)
WO (1) WO2024117056A1 (https=)

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4003881A (en) * 1975-02-24 1977-01-18 Monsanto Company Polyester polymer recovery from dyed polyester fabrics
JP4065658B2 (ja) * 2000-11-29 2008-03-26 帝人ファイバー株式会社 ポリエチレンテレフタレート繊維廃棄物からの有効成分回収方法
JP2005255963A (ja) * 2004-02-12 2005-09-22 Is:Kk 繊維状ポリエステルからエステルモノマーを回収する方法
JP5189266B2 (ja) 2006-09-29 2013-04-24 株式会社ニスコ ビス−（２−ヒドロキシエチル）テレフタレートの製造方法およびポリエチレンテレフタレートの製造方法
JP2008239985A (ja) * 2007-02-28 2008-10-09 Toray Ind Inc ナイロン６製品のリサイクル方法
JP2014058476A (ja) * 2012-09-18 2014-04-03 Teijin Ltd ポリエステル組成物からポリアルキレンテレフタレート原料を製造する方法
TWI481762B (zh) * 2013-09-04 2015-04-21 Far Eastern New Century Corp Decolorization of Polyester Fibers Dyed by Dye
KR102831944B1 (ko) * 2020-06-29 2025-07-08 신테크 코퍼레이션 고순도 비스-(2-하이드록시에틸)테레프탈레이트의 제조 방법, 재생 폴리에틸렌테레프탈레이트, 탈색 용매 및 비스-(2-하이드록시에틸)테레프탈레이트의 정제 방법
KR102661077B1 (ko) * 2023-07-31 2024-04-26 한국화학연구원 에스테르 작용기를 포함하는 고분자와 우레탄 작용기를 포함하는 고분자가 혼합된 형태의 폐고분자 소재를 재생하는 방법

Also Published As

Publication number Publication date
WO2024117056A1 (ja) 2024-06-06
JPWO2024117056A1 (https=) 2024-06-06
EP4628523A1 (en) 2025-10-08
TW202440757A (zh) 2024-10-16
KR20250116071A (ko) 2025-07-31
JP7708983B2 (ja) 2025-07-15

Similar Documents

Publication Publication Date Title
US12173123B2 (en) Polyester textile waste recycling
US12365780B2 (en) Polyester textile waste recycling
KR102688574B1 (ko) 폴리에스테르의 해중합 방법
US12371546B2 (en) Feedstock purification of polyester waste for recycling processes
JP2004217871A (ja) 染着ポリエステル繊維からの有用成分回収方法
CN120344604A (zh) 聚酯的回收方法和再生聚酯的制造方法
CN118973998A (zh) 芳香族二羧酸双（羟基烷基）酯的制造方法及再生芳香族聚酯的制造方法
TW202600711A (zh) 聚酯之回收方法及回收聚酯聚合物之製造方法
JP2025183513A (ja) ポリエステル成分の回収方法及びリサイクルポリエステルの製造方法
JP2025183510A (ja) ポリエステルの回収方法及びリサイクルポリエステルの製造方法
JP2025183511A (ja) ポリエステル成分の回収方法及びリサイクルポリエステルの製造方法
JP2025183512A (ja) ポリエステルの回収方法
JP2025183508A (ja) ポリエステル成分の回収方法及びリサイクルポリエステルの製造方法
CN116003875B (zh) 含聚酯、氨纶及染料的废弃织物处理方法
JP2025042597A (ja) ポリウレタンを含む回収布帛のポリウレタン含有量を低減する方法
JP2025184333A (ja) ポリエステルの回収方法
TW202613224A (zh) 聚酯成分之回收方法，及使用回收成分之再生聚酯之製造方法
WO2025253987A1 (ja) ポリエステル成分の回収方法、および回収成分を用いたリサイクルポリエステルの製造方法
JP2025009679A (ja) ポリエステル布帛からビス－２－ヒドロキシエチルテレフタレートを得る方法
EP4737508A1 (en) Chemical recycling method for mixed waste polymers
CN121620558A (zh) 纺织纤维的回收方法
JP2000351838A (ja) 回収ポリエステルの再生方法
JP2001151879A (ja) 回収ポリエステルの再生方法

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination