JP7252585B1 - 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再生ポリエチレンテレフタレートの製造方法 - Google Patents

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再生ポリエチレンテレフタレートの製造方法 Download PDF

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JP7252585B1
JP7252585B1 JP2022069449A JP2022069449A JP7252585B1 JP 7252585 B1 JP7252585 B1 JP 7252585B1 JP 2022069449 A JP2022069449 A JP 2022069449A JP 2022069449 A JP2022069449 A JP 2022069449A JP 7252585 B1 JP7252585 B1 JP 7252585B1
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terephthalate
hydroxyethyl
bis
bhet
producing
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JP2023159631A (ja
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正樹 ▲高▼尾
慧 山原
修司 稲田
博 藤田
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Jeplan Inc
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Jeplan Inc
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Priority to JP2022069449A priority Critical patent/JP7252585B1/ja
Priority to JP2023040589A priority patent/JP2023159865A/ja
Priority to PCT/JP2023/012739 priority patent/WO2023203980A1/fr
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Priority to TW112114074A priority patent/TW202400549A/zh
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    • 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
    • C07C67/08—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides with the hydroxy or O-metal group of organic compounds
    • 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
    • C07C67/48—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
    • 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
    • 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
    • C08J11/18—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
    • 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)
  • Crystallography & Structural Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Polyesters Or Polycarbonates (AREA)
JP2022069449A 2022-04-20 2022-04-20 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再生ポリエチレンテレフタレートの製造方法 Active JP7252585B1 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2022069449A JP7252585B1 (ja) 2022-04-20 2022-04-20 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再生ポリエチレンテレフタレートの製造方法
JP2023040589A JP2023159865A (ja) 2022-04-20 2023-03-15 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再生ポリエチレンテレフタレートの製造方法
PCT/JP2023/012739 WO2023203980A1 (fr) 2022-04-20 2023-03-29 Procédé de production de bis-(2-hydroxyethyl)téréphtalate et procédé de production de polyéthylène téréphtalate recyclé
TW112114074A TW202400549A (zh) 2022-04-20 2023-04-14 雙－（２－羥乙基）對苯二甲酸酯的製造方法及再生聚對苯二甲酸乙二酯的製造方法

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JP2022069449A JP7252585B1 (ja) 2022-04-20 2022-04-20 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再生ポリエチレンテレフタレートの製造方法

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JP2023040589A Division JP2023159865A (ja) 2022-04-20 2023-03-15 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再生ポリエチレンテレフタレートの製造方法

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JP7252585B1 true JP7252585B1 (ja) 2023-04-05
JP2023159631A JP2023159631A (ja) 2023-11-01

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JP2022069449A Active JP7252585B1 (ja) 2022-04-20 2022-04-20 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再生ポリエチレンテレフタレートの製造方法
JP2023040589A Pending JP2023159865A (ja) 2022-04-20 2023-03-15 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再生ポリエチレンテレフタレートの製造方法

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JP (2) JP7252585B1 (fr)
TW (1) TW202400549A (fr)
WO (1) WO2023203980A1 (fr)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006131698A (ja) 2004-11-04 2006-05-25 Hitachi Chem Co Ltd エステル結合含有高分子の分解または溶解用の処理液、該処理液を用いた処理方法、複合材料の分離方法
JP2010185077A (ja) 2005-12-09 2010-08-26 Kumamoto Technology & Industry Foundation 不飽和ポリエステルの解重合方法および当該解重合方法を用いたポリエステルモノマーの回収方法
JP2021191872A (ja) 2015-12-18 2021-12-16 コンチネンタル ストラクチュラル プラスティックス， インコーポレイテッド 炭素繊維系材料の再利用
WO2022003990A1 (fr) 2020-06-29 2022-01-06 株式会社シンテック Procédé de production de téréphtalate de bis(2-hydroxyéthyle) de haute pureté, poly(téréphtalate d'éthylène) régénéré, solvant de décoloration et procédé de purification de téréphtalate de bis(2-hydroxyéthyle)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020050689A (ja) * 2018-09-21 2020-04-02 日立化成株式会社 処理液及び熱硬化性樹脂硬化物の処理方法

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006131698A (ja) 2004-11-04 2006-05-25 Hitachi Chem Co Ltd エステル結合含有高分子の分解または溶解用の処理液、該処理液を用いた処理方法、複合材料の分離方法
JP2010185077A (ja) 2005-12-09 2010-08-26 Kumamoto Technology & Industry Foundation 不飽和ポリエステルの解重合方法および当該解重合方法を用いたポリエステルモノマーの回収方法
JP2021191872A (ja) 2015-12-18 2021-12-16 コンチネンタル ストラクチュラル プラスティックス， インコーポレイテッド 炭素繊維系材料の再利用
WO2022003990A1 (fr) 2020-06-29 2022-01-06 株式会社シンテック Procédé de production de téréphtalate de bis(2-hydroxyéthyle) de haute pureté, poly(téréphtalate d'éthylène) régénéré, solvant de décoloration et procédé de purification de téréphtalate de bis(2-hydroxyéthyle)
WO2022004359A1 (fr) 2020-06-29 2022-01-06 株式会社シンテック Procédé de production de bis-(2-hydroxyethyl)téréphtalate et procédé de production de polyéthylène téréphthalate recyclé

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WO2023203980A1 (fr) 2023-10-26
TW202400549A (zh) 2024-01-01
JP2023159865A (ja) 2023-11-01

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