JPWO2023074432A5 - - Google Patents
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- Publication number
- JPWO2023074432A5 JPWO2023074432A5 JP2022570174A JP2022570174A JPWO2023074432A5 JP WO2023074432 A5 JPWO2023074432 A5 JP WO2023074432A5 JP 2022570174 A JP2022570174 A JP 2022570174A JP 2022570174 A JP2022570174 A JP 2022570174A JP WO2023074432 A5 JPWO2023074432 A5 JP WO2023074432A5
- Authority
- JP
- Japan
- Prior art keywords
- polyamide
- caprolactam
- producing
- oligomer
- aqueous solution
- Prior art date
- 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
- JBKVHLHDHHXQEQ-UHFFFAOYSA-N epsilon-caprolactam Chemical compound O=C1CCCCCN1 JBKVHLHDHHXQEQ-UHFFFAOYSA-N 0.000 claims 30
- 229920002292 Nylon 6 Polymers 0.000 claims 21
- 238000004519 manufacturing process Methods 0.000 claims 12
- 239000007864 aqueous solution Substances 0.000 claims 5
- 239000011342 resin composition Substances 0.000 claims 5
- 239000000047 product Substances 0.000 claims 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 4
- 238000000034 method Methods 0.000 claims 2
- 229910001508 alkali metal halide Inorganic materials 0.000 claims 1
- 150000008045 alkali metal halides Chemical class 0.000 claims 1
- 239000006227 byproduct Substances 0.000 claims 1
- 239000000539 dimer Substances 0.000 claims 1
- 238000000465 moulding Methods 0.000 claims 1
- 230000000379 polymerizing effect Effects 0.000 claims 1
- 239000011347 resin Substances 0.000 claims 1
- 229920005989 resin Polymers 0.000 claims 1
- 239000002699 waste material Substances 0.000 claims 1
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2021178279 | 2021-10-29 | ||
| JP2021178279 | 2021-10-29 | ||
| PCT/JP2022/038576 WO2023074432A1 (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 |
|---|---|
| JPWO2023074432A1 JPWO2023074432A1 (https=) | 2023-05-04 |
| JPWO2023074432A5 true JPWO2023074432A5 (https=) | 2023-09-27 |
| JP7400993B2 JP7400993B2 (ja) | 2023-12-19 |
Family
ID=86157733
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022570174A Active JP7400993B2 (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 (7)
| Country | Link |
|---|---|
| US (1) | US20250019516A1 (https=) |
| EP (1) | EP4424667A4 (https=) |
| JP (1) | JP7400993B2 (https=) |
| KR (1) | KR20240095200A (https=) |
| CN (1) | CN118159520A (https=) |
| TW (1) | TW202328065A (https=) |
| WO (1) | WO2023074432A1 (https=) |
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. |
| 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 |
| JPH1135554A (ja) * | 1997-07-15 | 1999-02-09 | Unitika Ltd | ε−カプロラクタムの回収方法 |
| 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 |
| KR100510280B1 (ko) | 2001-01-29 | 2005-10-26 | 주식회사 하이켐텍 | 감시카메라의 내용 감시 방법 및 장치 |
| KR100510282B1 (ko) | 2003-11-03 | 2005-08-26 | 주식회사 에버케어 | 건강상태정보 제공장치 |
| 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 CN202280071580.6A patent/CN118159520A/zh active Pending
- 2022-10-17 WO PCT/JP2022/038576 patent/WO2023074432A1/ja not_active Ceased
- 2022-10-17 EP EP22886760.2A patent/EP4424667A4/en active Pending
- 2022-10-17 KR KR1020247013066A patent/KR20240095200A/ko active Pending
- 2022-10-17 US US18/704,657 patent/US20250019516A1/en active Pending
- 2022-10-17 JP JP2022570174A patent/JP7400993B2/ja active Active
- 2022-10-24 TW TW111140194A patent/TW202328065A/zh unknown
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