JPWO2023059579A5 - - Google Patents
Info
- Publication number
- JPWO2023059579A5 JPWO2023059579A5 JP2024520884A JP2024520884A JPWO2023059579A5 JP WO2023059579 A5 JPWO2023059579 A5 JP WO2023059579A5 JP 2024520884 A JP2024520884 A JP 2024520884A JP 2024520884 A JP2024520884 A JP 2024520884A JP WO2023059579 A5 JPWO2023059579 A5 JP WO2023059579A5
- Authority
- JP
- Japan
- Prior art keywords
- less
- fiber composition
- waste
- carpet fiber
- waste carpet
- 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.)
- Pending
Links
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US202163262152P | 2021-10-06 | 2021-10-06 | |
| US63/262,152 | 2021-10-06 | ||
| PCT/US2022/045598 WO2023059579A1 (en) | 2021-10-06 | 2022-10-04 | Production of virgin-quality pet and copolyester raw materials from polyester carpet fibers |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2024537179A JP2024537179A (ja) | 2024-10-10 |
| JPWO2023059579A5 true JPWO2023059579A5 (https=) | 2025-10-15 |
| JP2024537179A5 JP2024537179A5 (https=) | 2025-10-15 |
Family
ID=84044030
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2024520884A Withdrawn JP2024537179A (ja) | 2021-10-06 | 2022-10-04 | ポリエステルカーペット繊維からのバージン品質のｐｅｔおよびコポリエステル原料の製造 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US20250002675A1 (https=) |
| EP (1) | EP4413066A1 (https=) |
| JP (1) | JP2024537179A (https=) |
| KR (1) | KR20240090321A (https=) |
| CN (1) | CN118176247A (https=) |
| WO (1) | WO2023059579A1 (https=) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2025015059A1 (en) * | 2023-07-10 | 2025-01-16 | Alliance For Sustainable Energy, Llc | Downstream process for separating a mixture of depolymerized polyester products produced from methanolysis |
| WO2025062180A1 (en) * | 2023-09-22 | 2025-03-27 | 9449710 Canada Inc. | Systems, methods, and compositions for upcycling polyesters |
Family Cites Families (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE635706A (https=) | 1962-08-17 | |||
| CH550753A (it) | 1970-11-26 | 1974-06-28 | Sir Soc Italiana Resine Spa | Procedimento per la depolimerizzazione di polietilentereftalato. |
| US5051528A (en) | 1990-04-24 | 1991-09-24 | Eastman Kodak Company | Recovery process for ethylene glycol and dimethylterephthalate |
| US5298530A (en) | 1992-11-25 | 1994-03-29 | Eastman Kodak Company | Process of recovering components from scrap polyester |
| EP0604897A1 (en) * | 1992-12-28 | 1994-07-06 | Hoechst Celanese Corporation | Carpet containing a holt melt polyester layer |
| US5364985A (en) | 1993-05-24 | 1994-11-15 | Enviropur Waste Refining And Technology, Inc. | Process for separating mixture of ethylene glycol and dimethyl terephthalate polymers |
| US5498749A (en) | 1993-10-22 | 1996-03-12 | Eastman Chemical Company | Process for separating cyclohexane dimethanol from dimethyl terephthalate |
| US5391263A (en) | 1994-01-26 | 1995-02-21 | E. I. Du Pont De Nemours And Company | Process for the separation of glycols from dimethyl terephthalate |
| US5414022A (en) | 1994-03-10 | 1995-05-09 | Eastman Kodak Company | Process of recovering components from polyester resins |
| US5710315A (en) * | 1994-05-27 | 1998-01-20 | E. I. Du Pont De Nemours And Company | Monomer recovery process for contaminated polymers |
| US5532404A (en) * | 1994-05-27 | 1996-07-02 | E. I. Du Pont De Nemours And Company | Monomer recovery process for contaminated polymers |
| US5432203A (en) | 1994-12-12 | 1995-07-11 | Eastman Kodak Company | Process of recovering components from polyester resins |
| US5576456A (en) | 1996-01-22 | 1996-11-19 | Eastman Kodak Company | Recovery of components from polyester resins |
| US5712410A (en) | 1997-03-03 | 1998-01-27 | Eastman Kodak Company | Gas phase crystallization of dimethyl terephthalate |
| US5912275A (en) | 1997-09-30 | 1999-06-15 | E. I. Du Pont De Nemours And Company | Process for depolymerizing polyester |
| DE10006903A1 (de) | 1999-02-17 | 2000-11-23 | Agency Ind Science Techn | Verfahren zur kontinuierlichen Herstellung monomerer Komponenten aus aromatischem Polyester |
| MXPA02003928A (es) | 1999-10-22 | 2002-10-23 | Teijin Ltd | Metodo para la separacion y recuperacion de tereftalato de dimetilo y etilenglicol a partir de residuo de poliester. |
| US7078440B2 (en) | 2000-11-27 | 2006-07-18 | Teijin Limited | Dimethyl terephthalate composition and process for producing the same |
| JP2004217871A (ja) * | 2003-01-17 | 2004-08-05 | Teijin Fibers Ltd | 染着ポリエステル繊維からの有用成分回収方法 |
| WO2013025186A1 (en) * | 2011-08-12 | 2013-02-21 | Eastman Chemical Company | Process for the preparation of polyesters with high recycle content |
| CA2934544C (en) * | 2013-12-31 | 2022-07-12 | Bp Corporation North America Inc. | Method for forming an aromatic diacid and/or an aromatic diacid precursor from a polyester-containing feedstock |
| PE20210858A1 (es) | 2018-06-25 | 2021-05-18 | 9449710 Canada Inc | Formacion de esteres de acido tereftalico |
| MX2022005537A (es) * | 2019-12-20 | 2022-06-08 | Eastman Chem Co | Catalizadores para metanolisis de pet. |
-
2022
- 2022-10-04 US US18/697,882 patent/US20250002675A1/en active Pending
- 2022-10-04 JP JP2024520884A patent/JP2024537179A/ja not_active Withdrawn
- 2022-10-04 CN CN202280066910.2A patent/CN118176247A/zh active Pending
- 2022-10-04 WO PCT/US2022/045598 patent/WO2023059579A1/en not_active Ceased
- 2022-10-04 EP EP22797571.1A patent/EP4413066A1/en active Pending
- 2022-10-04 KR KR1020247014989A patent/KR20240090321A/ko active Pending
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