JP7829937B2 - ポリエステル樹脂の分解方法 - Google Patents

ポリエステル樹脂の分解方法

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Publication number
JP7829937B2
JP7829937B2 JP2023086516A JP2023086516A JP7829937B2 JP 7829937 B2 JP7829937 B2 JP 7829937B2 JP 2023086516 A JP2023086516 A JP 2023086516A JP 2023086516 A JP2023086516 A JP 2023086516A JP 7829937 B2 JP7829937 B2 JP 7829937B2
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JP
Japan
Prior art keywords
polyester resin
water
solid
lead oxide
pet
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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.)
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JP2023086516A
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English (en)
Japanese (ja)
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JP2024169225A5 (https=
JP2024169225A (ja
Inventor
厚志 水沢
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.)
Ac Biode
Original Assignee
Ac Biode
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Priority to JP2023086516A priority Critical patent/JP7829937B2/ja
Publication of JP2024169225A publication Critical patent/JP2024169225A/ja
Publication of JP2024169225A5 publication Critical patent/JP2024169225A5/ja
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Classifications

    • 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

  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
JP2023086516A 2023-05-25 2023-05-25 ポリエステル樹脂の分解方法 Active JP7829937B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2023086516A JP7829937B2 (ja) 2023-05-25 2023-05-25 ポリエステル樹脂の分解方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2023086516A JP7829937B2 (ja) 2023-05-25 2023-05-25 ポリエステル樹脂の分解方法

Publications (3)

Publication Number Publication Date
JP2024169225A JP2024169225A (ja) 2024-12-05
JP2024169225A5 JP2024169225A5 (https=) 2025-01-14
JP7829937B2 true JP7829937B2 (ja) 2026-03-16

Family

ID=93706276

Family Applications (1)

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JP2023086516A Active JP7829937B2 (ja) 2023-05-25 2023-05-25 ポリエステル樹脂の分解方法

Country Status (1)

Country Link
JP (1) JP7829937B2 (https=)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003041048A (ja) 2001-07-27 2003-02-13 Univ Shimane ポリエチレンテレフタレートの処理方法
CN101066904A (zh) 2007-06-06 2007-11-07 温州大学 微波辐射下聚对苯二甲酸乙二醇酯的催化解聚方法
JP2013185152A (ja) 2012-03-11 2013-09-19 Kazutoshi Ikenaga 金属酸化物を触媒に用いる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原料の回収方法
JP2015036393A (ja) 2013-08-12 2015-02-23 学校法人君が淵学園 ポリエステルの解重合方法、およびその解重合方法を用いたポリエステルの原料モノマーの回収方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5323876B2 (https=) * 1973-03-22 1978-07-17
US4620032A (en) * 1984-12-11 1986-10-28 Celanese Corporation Depolymerization of condensation polymers involving a pre-molecular weight reduction step
US4578502A (en) * 1985-01-22 1986-03-25 Cudmore Warner J G Polyethylene terephthalate saponification process
GB9200176D0 (en) * 1992-01-07 1992-02-26 Ici Plc Process for the production of terephthalic acid

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003041048A (ja) 2001-07-27 2003-02-13 Univ Shimane ポリエチレンテレフタレートの処理方法
CN101066904A (zh) 2007-06-06 2007-11-07 温州大学 微波辐射下聚对苯二甲酸乙二醇酯的催化解聚方法
JP2013185152A (ja) 2012-03-11 2013-09-19 Kazutoshi Ikenaga 金属酸化物を触媒に用いる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原料の回収方法
JP2015036393A (ja) 2013-08-12 2015-02-23 学校法人君が淵学園 ポリエステルの解重合方法、およびその解重合方法を用いたポリエステルの原料モノマーの回収方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
表13.3-1，化学便覧 基礎編 改訂６版，2021年01月13日，丸善出版「化学書資料館」より取得。

Also Published As

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JP2024169225A (ja) 2024-12-05

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