JPWO2023074438A1 - - Google Patents

Info

Publication number
JPWO2023074438A1
JPWO2023074438A1 JP2022569546A JP2022569546A JPWO2023074438A1 JP WO2023074438 A1 JPWO2023074438 A1 JP WO2023074438A1 JP 2022569546 A JP2022569546 A JP 2022569546A JP 2022569546 A JP2022569546 A JP 2022569546A JP WO2023074438 A1 JPWO2023074438 A1 JP WO2023074438A1
Authority
JP
Japan
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
JP2022569546A
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 filed Critical
Publication of JPWO2023074438A1 publication Critical patent/JPWO2023074438A1/ja
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D201/00—Preparation, separation, purification or stabilisation of unsubstituted lactams
    • C07D201/02—Preparation of lactams
    • C07D201/12—Preparation of lactams by depolymerising polyamides
    • 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
    • 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)
  • 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)
  • Polyamides (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
JP2022569546A 2021-10-29 2022-10-17 Pending JPWO2023074438A1 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2021178293 2021-10-29
PCT/JP2022/038587 WO2023074438A1 (ja) 2021-10-29 2022-10-17 熱可塑性樹脂の製造方法

Publications (1)

Publication Number Publication Date
JPWO2023074438A1 true JPWO2023074438A1 (ja) 2023-05-04

Family

ID=86157746

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022569546A Pending JPWO2023074438A1 (ja) 2021-10-29 2022-10-17

Country Status (5)

Country Link
JP (1) JPWO2023074438A1 (ja)
KR (1) KR20240095408A (ja)
CN (1) CN118103438A (ja)
TW (1) TW202328317A (ja)
WO (1) WO2023074438A1 (ja)

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4216848A1 (de) * 1992-05-21 1993-11-25 Basf Ag Verfahren zur Rückgewinnung von Caprolactam aus Polycaprolactam
US5457197A (en) * 1994-04-08 1995-10-10 Alliedsignal Inc. Monomer recovery from multi-component materials
US5455346B1 (en) 1994-12-12 1999-02-09 Basf Corp Obtaining caprolactam by cleavage of molten polycaprolactam
US5495015A (en) 1994-12-12 1996-02-27 Basf Aktiengesellschaft Process for producing caprolactam through hydrolytic cleavage of molten polycaprolactam
JPH08217746A (ja) 1995-02-09 1996-08-27 Toray Ind Inc ε−カプロラクタムの精製法
NL1000781C2 (nl) * 1995-07-12 1997-01-14 Dsm Nv Werkwijze voor het winnen van caprolactam uit nylon-6 bevattende afval.
US5681952A (en) * 1995-12-08 1997-10-28 Alliedsignal Inc. Process for depolymerizing nylon-containing waste to form caprolactam
JPH10287645A (ja) * 1997-04-11 1998-10-27 Unitika Ltd 回収ε−カプロラクタム及びその精製法
JP3069688B2 (ja) * 1998-05-14 2000-07-24 工業技術院長 プラスチック多層成形品の分解方法及び付加重合体固形物の油化方法
JP2000191638A (ja) * 1998-12-28 2000-07-11 Ube Ind Ltd ε―カプロラクタムの回収方法および回収設備
US10513661B2 (en) 2016-09-22 2019-12-24 Sabic Global Technologies B.V. Integrated process configuration involving the steps of pyrolysis, hydrocracking, hydrodealkylation and steam cracking

Also Published As

Publication number Publication date
CN118103438A (zh) 2024-05-28
KR20240095408A (ko) 2024-06-25
WO2023074438A1 (ja) 2023-05-04
TW202328317A (zh) 2023-07-16

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