JPWO2023074441A1 - - Google Patents
Info
- Publication number
- JPWO2023074441A1 JPWO2023074441A1 JP2022571354A JP2022571354A JPWO2023074441A1 JP WO2023074441 A1 JPWO2023074441 A1 JP WO2023074441A1 JP 2022571354 A JP2022571354 A JP 2022571354A JP 2022571354 A JP2022571354 A JP 2022571354A JP WO2023074441 A1 JPWO2023074441 A1 JP WO2023074441A1
- 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.)
- Granted
Links
Classifications
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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
- C08J11/14—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 steam or water
-
- 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
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D201/00—Preparation, separation, purification or stabilisation of unsubstituted lactams
- C07D201/16—Separation or purification
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D223/00—Heterocyclic compounds containing seven-membered rings having one nitrogen atom as the only ring hetero atom
- C07D223/02—Heterocyclic compounds containing seven-membered rings having one nitrogen atom as the only ring hetero atom not condensed with other rings
- C07D223/06—Heterocyclic compounds containing seven-membered rings having one nitrogen atom as the only ring hetero atom not condensed with other rings with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D223/08—Oxygen atoms
- C07D223/10—Oxygen atoms attached in position 2
-
- 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
- C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
- C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
- C08G69/08—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from amino-carboxylic acids
- C08G69/14—Lactams
-
- 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
- C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
- C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
- C08G69/08—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from amino-carboxylic acids
- C08G69/14—Lactams
- C08G69/16—Preparatory processes
-
- 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
- C08J2377/00—Characterised by the use of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Derivatives of such polymers
-
- 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)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2021178278 | 2021-10-29 | ||
| JP2021178278 | 2021-10-29 | ||
| PCT/JP2022/038598 WO2023074441A1 (ja) | 2021-10-29 | 2022-10-17 | ε－カプロラクタムの製造方法およびポリアミド６の製造方法 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JPWO2023074441A1 true JPWO2023074441A1 (https=) | 2023-05-04 |
| JP7334871B1 JP7334871B1 (ja) | 2023-08-29 |
| JPWO2023074441A5 JPWO2023074441A5 (https=) | 2023-09-27 |
Family
ID=86157756
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022571354A Active JP7334871B1 (ja) | 2021-10-29 | 2022-10-17 | ε－カプロラクタムの製造方法およびポリアミド６の製造方法 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US20250122352A1 (https=) |
| EP (1) | EP4424668A4 (https=) |
| JP (1) | JP7334871B1 (https=) |
| KR (1) | KR20240087761A (https=) |
| CN (1) | CN118103350A (https=) |
| WO (1) | WO2023074441A1 (https=) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN121358799A (zh) * | 2023-06-27 | 2026-01-16 | 本田技研工业株式会社 | 解聚方法和解聚装置 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5495015A (en) | 1994-12-12 | 1996-02-27 | Basf Aktiengesellschaft | Process for producing caprolactam through hydrolytic cleavage of molten polycaprolactam |
| US5455346B1 (en) | 1994-12-12 | 1999-02-09 | Basf Corp | Obtaining caprolactam by 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 |
| US5681952A (en) * | 1995-12-08 | 1997-10-28 | Alliedsignal Inc. | Process for depolymerizing nylon-containing waste to form caprolactam |
| US5948908A (en) * | 1996-03-18 | 1999-09-07 | Alliedsignal Inc. | Process for depolymerizing polycaprolactam processing waste to form caprolactam |
| 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 |
| DE102005062075A1 (de) * | 2005-12-22 | 2007-06-28 | Lanxess Deutschland Gmbh | Neue Kautschuk-Thermoplast-Mehrkomponenten-Systeme, daraus herstellte Kautschuk-Thermoplast-Verbund-Formteile, Verfahren zu ihrer Herstellung und ihre Verwendung |
| WO2018055555A1 (en) | 2016-09-22 | 2018-03-29 | Sabic Global Technologies, B.V. | An integrated process configuration involving the steps of pyrolysis, hydrocracking, hydrodealkylation and steam cracking |
| JP2022143665A (ja) * | 2021-03-18 | 2022-10-03 | 本田技研工業株式会社 | 加水分解連続処理装置及び加水分解連続処理方法 |
-
2022
- 2022-10-17 EP EP22886769.3A patent/EP4424668A4/en active Pending
- 2022-10-17 WO PCT/JP2022/038598 patent/WO2023074441A1/ja not_active Ceased
- 2022-10-17 KR KR1020247010246A patent/KR20240087761A/ko active Pending
- 2022-10-17 US US18/704,382 patent/US20250122352A1/en active Pending
- 2022-10-17 JP JP2022571354A patent/JP7334871B1/ja active Active
- 2022-10-17 CN CN202280069369.0A patent/CN118103350A/zh active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| WO2023074441A1 (ja) | 2023-05-04 |
| EP4424668A1 (en) | 2024-09-04 |
| TW202328318A (zh) | 2023-07-16 |
| EP4424668A8 (en) | 2024-12-25 |
| US20250122352A1 (en) | 2025-04-17 |
| CN118103350A (zh) | 2024-05-28 |
| EP4424668A4 (en) | 2026-02-11 |
| JP7334871B1 (ja) | 2023-08-29 |
| KR20240087761A (ko) | 2024-06-19 |
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