PT1138663E - Um metodo para a recuperacao de acido tereftalico a partir de substancias contendo poli(etileno-tereftalatos) - Google Patents
Um metodo para a recuperacao de acido tereftalico a partir de substancias contendo poli(etileno-tereftalatos)Info
- Publication number
- PT1138663E PT1138663E PT00830145T PT00830145T PT1138663E PT 1138663 E PT1138663 E PT 1138663E PT 00830145 T PT00830145 T PT 00830145T PT 00830145 T PT00830145 T PT 00830145T PT 1138663 E PT1138663 E PT 1138663E
- Authority
- PT
- Portugal
- Prior art keywords
- containing poly
- ethylene
- tereatalate
- recovery
- substances containing
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/09—Preparation of carboxylic acids or their salts, halides or anhydrides from carboxylic acid esters or lactones
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
- Polyesters Or Polycarbonates (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP00830145A EP1138663B1 (en) | 2000-02-29 | 2000-02-29 | Method for recovery of terephthalic acid from a material containing poly(ethylene terephthalates) |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PT1138663E true PT1138663E (pt) | 2003-03-31 |
Family
ID=8175208
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PT00830145T PT1138663E (pt) | 2000-02-29 | 2000-02-29 | Um metodo para a recuperacao de acido tereftalico a partir de substancias contendo poli(etileno-tereftalatos) |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US6670503B2 (pt) |
| EP (1) | EP1138663B1 (pt) |
| AT (2) | ATE226187T1 (pt) |
| BR (1) | BR0100830B1 (pt) |
| CA (1) | CA2337597C (pt) |
| DE (2) | DE60000606T2 (pt) |
| DK (2) | DK1138663T3 (pt) |
| ES (2) | ES2185550T3 (pt) |
| PT (1) | PT1138663E (pt) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CZ2007469A3 (cs) * | 2007-07-13 | 2008-12-29 | Ústav chemických procesu Akademie ved CR | Zpusob chemické depolymerace odpadního polyethylentereftalátu |
| US9550713B1 (en) | 2015-07-09 | 2017-01-24 | Loop Industries, Inc. | Polyethylene terephthalate depolymerization |
| US10508186B2 (en) | 2015-11-20 | 2019-12-17 | The University Of North Carolina At Chapel Hill | Chemical recycling of polyethylene terephthalate by microwave irradiation |
| CN107417492A (zh) * | 2017-06-28 | 2017-12-01 | 中国科学院山西煤炭化学研究所 | 一种可控降解回收聚对苯二甲酸乙二醇酯材料的方法 |
| US10252976B1 (en) | 2017-09-15 | 2019-04-09 | 9449710 Canada Inc. | Terephthalic acid esters formation |
| AU2019206607B2 (en) | 2018-01-12 | 2024-05-23 | Circ, Inc. | Methods for recycling cotton and polyester fibers from waste textiles |
| TN2020000250A1 (en) | 2018-06-25 | 2022-07-01 | 9449710 Canada Inc | Terephthalic acid esters formation |
| US11248103B2 (en) | 2019-03-20 | 2022-02-15 | 9449710 Canada Inc. | Process for the depolymerization of polyethylene terephthalate (PET) |
| EP3835023A1 (de) * | 2019-12-13 | 2021-06-16 | Lenzing Aktiengesellschaft | Verfahren zur verwertung von inhaltsstoffen aus mischtextilabfällen |
| GB2592086B (en) * | 2020-06-17 | 2024-02-21 | Coal Products Ltd | Fibres |
| KR102381508B1 (ko) * | 2021-09-28 | 2022-04-01 | 김 영 범 | 고유점도가 0.75㎗/g 이상인 고중합도의 폴리에틸렌테레프탈레이트를 이용한 테레프탈산의 제조방법 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR597751A (fr) | 1924-05-24 | 1925-11-28 | Forme pour chaussures | |
| FR2672049A1 (fr) * | 1991-01-30 | 1992-07-31 | Benzaria Jacques | Procede de fabrication de terephtalate de metal alcalin ou alcalino-terreux ou de l'acide terephilique de purete elevee. |
| FR2697839B1 (fr) * | 1992-11-09 | 1995-01-13 | Inst Francais Du Petrole | Procédé amélioré de récupération de téréphtalate de métal alcalin et d'alkylène glycol à partir de polytéréphtalates d'alkylènes. |
| JP2825733B2 (ja) * | 1993-06-16 | 1998-11-18 | 帝人株式会社 | ナフタレンジカルボン酸ジメチルエステルとテレフタル酸ジメチルエステルとの分別回収方法 |
| US5545746A (en) * | 1993-11-09 | 1996-08-13 | Institut Francais Du Petrole | Method for recovery of alkali metal or alkaline-earth metal terephthalate and of alkylene glycol from polyethylene terephthalates |
| AUPM499394A0 (en) * | 1994-04-11 | 1994-05-05 | Petwest Pty Ltd | Improved polyethylene terephthalate decontamination |
| DE19534276A1 (de) * | 1995-09-15 | 1997-03-20 | Degussa | Verfahren zur Aufarbeitung von Polyalkylenterephthalaten |
| DE19629042C2 (de) * | 1996-07-19 | 1999-02-25 | Cet Umwelttechnik Entwicklungs | Verfahren zur Gewinnung von Terephthalsäure und Ethylenglykol, insbesondere aus Polyethylenterephthalat-Abfällen und Vorrichtung zur Durchführung des Verfahrens |
| EP0973715B1 (en) * | 1997-12-02 | 2002-08-07 | Heinrich Smuda | Method of recovery of terephthalic acid and ethylene glycol from polyethylene terephthalate wastes |
-
2000
- 2000-02-29 PT PT00830145T patent/PT1138663E/pt unknown
- 2000-02-29 EP EP00830145A patent/EP1138663B1/en not_active Expired - Lifetime
- 2000-02-29 ES ES00830145T patent/ES2185550T3/es not_active Expired - Lifetime
- 2000-02-29 DK DK00830145T patent/DK1138663T3/da active
- 2000-02-29 DE DE60000606T patent/DE60000606T2/de not_active Expired - Lifetime
- 2000-02-29 AT AT00830145T patent/ATE226187T1/de active
- 2000-10-11 DE DE60001047T patent/DE60001047T2/de not_active Expired - Lifetime
- 2000-10-11 ES ES00830665T patent/ES2185551T3/es not_active Expired - Lifetime
- 2000-10-11 AT AT00830665T patent/ATE229932T1/de active
- 2000-10-11 DK DK00830665T patent/DK1134211T3/da active
-
2001
- 2001-02-21 CA CA2337597A patent/CA2337597C/en not_active Expired - Fee Related
- 2001-02-21 US US09/792,567 patent/US6670503B2/en not_active Expired - Fee Related
- 2001-02-22 BR BRPI0100830-7A patent/BR0100830B1/pt not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| US20010023303A1 (en) | 2001-09-20 |
| EP1138663B1 (en) | 2002-10-16 |
| BR0100830A (pt) | 2001-10-30 |
| ES2185551T3 (es) | 2003-05-01 |
| DE60000606D1 (de) | 2002-11-21 |
| DE60001047D1 (de) | 2003-01-30 |
| BR0100830B1 (pt) | 2011-05-17 |
| ATE229932T1 (de) | 2003-01-15 |
| EP1138663A1 (en) | 2001-10-04 |
| DK1138663T3 (da) | 2003-02-17 |
| DE60001047T2 (de) | 2003-10-09 |
| US6670503B2 (en) | 2003-12-30 |
| CA2337597A1 (en) | 2001-08-29 |
| CA2337597C (en) | 2010-04-06 |
| DE60000606T2 (de) | 2003-08-14 |
| DK1134211T3 (da) | 2003-02-24 |
| ATE226187T1 (de) | 2002-11-15 |
| ES2185550T3 (es) | 2003-05-01 |
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