JPWO2023074433A1 - - Google Patents
Info
- Publication number
- JPWO2023074433A1 JPWO2023074433A1 JP2022570175A JP2022570175A JPWO2023074433A1 JP WO2023074433 A1 JPWO2023074433 A1 JP WO2023074433A1 JP 2022570175 A JP2022570175 A JP 2022570175A JP 2022570175 A JP2022570175 A JP 2022570175A JP WO2023074433 A1 JPWO2023074433 A1 JP WO2023074433A1
- 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
Links
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
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- 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
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- 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
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- 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)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Polyamides (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2021178280 | 2021-10-29 | ||
| PCT/JP2022/038577 WO2023074433A1 (ja) | 2021-10-29 | 2022-10-17 | 繊維状充填材およびε－カプロラクタムの回収方法、ならびにポリアミド６の製造方法 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPWO2023074433A1 true JPWO2023074433A1 (ja) | 2023-05-04 |
Family
ID=86157743
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022570175A Pending JPWO2023074433A1 (ja) | 2021-10-29 | 2022-10-17 |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPWO2023074433A1 (ja) |
| CN (1) | CN118201907A (ja) |
| WO (1) | WO2023074433A1 (ja) |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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. |
| JP3134095B2 (ja) * | 1996-09-09 | 2001-02-13 | 工業技術院長 | 繊維強化プラスチックからの繊維回収再利用方法 |
| 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 |
| JP3911860B2 (ja) * | 1998-07-21 | 2007-05-09 | 東レ株式会社 | ナイロン６製品類のリサイクル方法 |
| JP2000034363A (ja) * | 1998-07-21 | 2000-02-02 | Toray Ind Inc | ナイロン６製品類のリサイクル方法 |
| 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 |
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2022
- 2022-10-17 CN CN202280069375.6A patent/CN118201907A/zh active Pending
- 2022-10-17 JP JP2022570175A patent/JPWO2023074433A1/ja active Pending
- 2022-10-17 WO PCT/JP2022/038577 patent/WO2023074433A1/ja active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| WO2023074433A1 (ja) | 2023-05-04 |
| CN118201907A (zh) | 2024-06-14 |