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
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
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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
- C07D201/16—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
- 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
- C08J11/28—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 compounds containing nitrogen, sulfur or phosphorus
-
- 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
- C08J2377/02—Polyamides derived from omega-amino carboxylic acids or from lactams thereof
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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)
- 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)
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 (2)
| Publication Number | Publication Date |
|---|---|
| JPWO2023074438A1 true JPWO2023074438A1 (https=) | 2023-05-04 |
| JPWO2023074438A5 JPWO2023074438A5 (https=) | 2025-10-02 |
Family
ID=86157746
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022569546A Pending JPWO2023074438A1 (https=) | 2021-10-29 | 2022-10-17 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US20250282925A1 (https=) |
| EP (1) | EP4424758A4 (https=) |
| JP (1) | JPWO2023074438A1 (https=) |
| KR (1) | KR20240095408A (https=) |
| CN (1) | CN118103438A (https=) |
| TW (1) | TW202328317A (https=) |
| WO (1) | WO2023074438A1 (https=) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117004239B (zh) * | 2023-08-18 | 2025-07-29 | 安徽大学 | 一种基于废聚烯烃催化裂解产物的复合温拌材料及其应用 |
| JPWO2025205744A1 (https=) * | 2024-03-28 | 2025-10-02 | ||
| WO2025233341A1 (en) * | 2024-05-07 | 2025-11-13 | Basf Se | Separation of plastic solvolysis mixtures from filler components |
| WO2025233334A1 (en) | 2024-05-07 | 2025-11-13 | Basf Se | Recovery of glass fibers from solvolysis mixture obtained by neutral hydrolysis of polyhexamethylene adipamide |
| WO2025233329A1 (en) * | 2024-05-07 | 2025-11-13 | Basf Se | Recovery of glass fibers from solvolysis mixture obtained by alkaline hydrolysis of poly-amide (pa66) engineering plastics |
| WO2025233331A1 (en) * | 2024-05-07 | 2025-11-13 | Basf Se | Process for isolation of glass fibers, adipic acid and hexamethylene diamine from pa66 |
| WO2026023530A1 (ja) * | 2024-07-23 | 2026-01-29 | 東レ株式会社 | 不溶性原料およびポリアミドまたはポリエステルの分離方法、リサイクルモノマー、およびポリマー |
Family Cites Families (12)
| 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 |
| 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 |
| 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 |
| 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 |
| 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 |
-
2022
- 2022-10-17 CN CN202280068837.2A patent/CN118103438A/zh active Pending
- 2022-10-17 US US18/697,715 patent/US20250282925A1/en active Pending
- 2022-10-17 JP JP2022569546A patent/JPWO2023074438A1/ja active Pending
- 2022-10-17 KR KR1020247010247A patent/KR20240095408A/ko active Pending
- 2022-10-17 EP EP22886766.9A patent/EP4424758A4/en active Pending
- 2022-10-17 WO PCT/JP2022/038587 patent/WO2023074438A1/ja not_active Ceased
- 2022-10-24 TW TW111140195A patent/TW202328317A/zh unknown
Also Published As
| Publication number | Publication date |
|---|---|
| TW202328317A (zh) | 2023-07-16 |
| US20250282925A1 (en) | 2025-09-11 |
| EP4424758A4 (en) | 2026-02-11 |
| EP4424758A1 (en) | 2024-09-04 |
| KR20240095408A (ko) | 2024-06-25 |
| WO2023074438A1 (ja) | 2023-05-04 |
| CN118103438A (zh) | 2024-05-28 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20250924 |
|
| A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20250924 |