JP6960709B1 - 高純度ビス−（２−ヒドロキシエチル）テレフタレートの製造方法、再生ポリエチレンテレフタレート、脱色溶媒およびビス−（２−ヒドロキシエチル）テレフタレートの精製方法 - Google Patents

高純度ビス−（２−ヒドロキシエチル）テレフタレートの製造方法、再生ポリエチレンテレフタレート、脱色溶媒およびビス−（２−ヒドロキシエチル）テレフタレートの精製方法 Download PDF

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JP6960709B1
JP6960709B1 JP2020564503A JP2020564503A JP6960709B1 JP 6960709 B1 JP6960709 B1 JP 6960709B1 JP 2020564503 A JP2020564503 A JP 2020564503A JP 2020564503 A JP2020564503 A JP 2020564503A JP 6960709 B1 JP6960709 B1 JP 6960709B1
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terephthalate
hydroxyethyl
bis
purity
bhet
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JPWO2022003990A1 (enExample
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正樹 ▲高▼尾
通 堺
博 藤田
修司 稲田
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Shintec Co Ltd
Jeplan Inc
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Shintec Co Ltd
Jeplan Inc
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    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/48—Separation; Purification; Stabilisation; Use of additives
    • C07C67/52—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
    • 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
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/48—Separation; Purification; Stabilisation; Use of additives
    • C07C67/52—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
    • C07C67/54—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation
    • 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
    • C08G63/02—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
    • 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
    • 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
    • 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
    • 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
    • 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

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  • 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)
  • Crystallography & Structural Chemistry (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
JP2020564503A 2020-06-29 2020-07-31 高純度ビス−（２−ヒドロキシエチル）テレフタレートの製造方法、再生ポリエチレンテレフタレート、脱色溶媒およびビス−（２−ヒドロキシエチル）テレフタレートの精製方法 Active JP6960709B1 (ja)

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JP2021165300A JP7101390B2 (ja) 2020-06-29 2021-10-07 高純度ビス－（２－ヒドロキシエチル）テレフタレートの製造方法、再生ポリエチレンテレフタレート、脱色溶媒およびビス－（２－ヒドロキシエチル）テレフタレートの精製方法

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JP2020111719 2020-06-29
JP2020111719 2020-06-29
PCT/JP2020/029418 WO2022003990A1 (ja) 2020-06-29 2020-07-31 高純度ビス－（２－ヒドロキシエチル）テレフタレートの製造方法、再生ポリエチレンテレフタレート、脱色溶媒およびビス－（２－ヒドロキシエチル）テレフタレートの精製方法

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JP2021165300A Active JP7101390B2 (ja) 2020-06-29 2021-10-07 高純度ビス－（２－ヒドロキシエチル）テレフタレートの製造方法、再生ポリエチレンテレフタレート、脱色溶媒およびビス－（２－ヒドロキシエチル）テレフタレートの精製方法

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023110538A1 (fr) * 2021-12-17 2023-06-22 IFP Energies Nouvelles Bis(2-hydr0xyethyle) terephtalate ayant une teneur en azote faible
JPWO2024117056A1 (enExample) * 2022-11-29 2024-06-06

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN119585936A (zh) 2023-02-28 2025-03-07 株式会社Lg新能源 电化学装置用分隔件和包括其的电化学装置

Citations (6)

* Cited by examiner, † Cited by third party
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US3268575A (en) * 1963-07-05 1966-08-23 Goodyear Tire & Rubber Purification of bis-beta-hydroxyethyl terephthalate
US3652649A (en) * 1967-06-05 1972-03-28 Exxon Research Engineering Co Purification of bis-beta-hydroxyethyl terephthalate
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
JP2006232701A (ja) * 2005-02-23 2006-09-07 Is:Kk ポリエステル繊維屑からエステルモノマーを回収する方法
WO2007018161A1 (ja) * 2005-08-05 2007-02-15 Teijin Fibers Limited 染着ポリエステル繊維からの有用成分回収方法
JP2008088096A (ja) * 2006-09-29 2008-04-17 Nisuko:Kk 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

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JP3715812B2 (ja) 1998-12-10 2005-11-16 株式会社アイエス ポリエチレンテレフタレート廃棄物のケミカルリサイクル方法
EP1227075B1 (en) 1999-10-22 2009-07-29 Teijin Limited Method for separating and recovering dimethyl terephthalate and ethylene glycol from polyester waste
US20050198742A1 (en) * 2002-02-01 2005-09-15 Berard Raymond A. Chemical compounds and methods for removing dye
JP4537288B2 (ja) * 2005-08-08 2010-09-01 帝人ファイバー株式会社 染着ポリエステル繊維からの有効成分回収方法
JP5134563B2 (ja) 2009-02-02 2013-01-30 帝人株式会社 ポリアルキレンテレフタレート繊維からの異素材除去方法
CN102241592A (zh) * 2010-05-12 2011-11-16 无棣永昕生物工程有限公司 利用聚酯废弃物生产对苯二甲酸二辛酯的方法
US20180216283A1 (en) * 2017-01-31 2018-08-02 Geo-Tech Polymers, Llc Decolorization of Post-Consumer Fibers
TWI741223B (zh) * 2017-10-20 2021-10-01 南韓商東友精細化工有限公司 著色分散液、含該著色分散液之著色感光性樹脂組合物、使用該組合物製造之圖案層、含該圖案層之彩色濾光片、及含該彩色濾光片之顯示裝置
CN110590551A (zh) * 2018-06-13 2019-12-20 再生聚酯研究有限公司 双(2-羟基乙基)对苯二甲酸酯的制造方法及聚对苯二甲酸乙二醇酯的制造方法
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Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3268575A (en) * 1963-07-05 1966-08-23 Goodyear Tire & Rubber Purification of bis-beta-hydroxyethyl terephthalate
US3652649A (en) * 1967-06-05 1972-03-28 Exxon Research Engineering Co Purification of bis-beta-hydroxyethyl terephthalate
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
JP2006232701A (ja) * 2005-02-23 2006-09-07 Is:Kk ポリエステル繊維屑からエステルモノマーを回収する方法
WO2007018161A1 (ja) * 2005-08-05 2007-02-15 Teijin Fibers Limited 染着ポリエステル繊維からの有用成分回収方法
JP2008088096A (ja) * 2006-09-29 2008-04-17 Nisuko:Kk 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

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023110538A1 (fr) * 2021-12-17 2023-06-22 IFP Energies Nouvelles Bis(2-hydr0xyethyle) terephtalate ayant une teneur en azote faible
FR3130804A1 (fr) * 2021-12-17 2023-06-23 IFP Energies Nouvelles Bis(2-hydroxyethyle) terephtalate ayant une teneur en azote faible
JPWO2024117056A1 (enExample) * 2022-11-29 2024-06-06
WO2024117056A1 (ja) * 2022-11-29 2024-06-06 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

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JP7101390B2 (ja) 2022-07-15
JP2022013942A (ja) 2022-01-18
CN115843291A (zh) 2023-03-24
KR102831944B1 (ko) 2025-07-08
KR20230026495A (ko) 2023-02-24

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