PL331177A1 - Method of obtaining terephtalic acid and ethylene glycol in particular from poly(ethyl terephtalate) wastes and plant therefor - Google Patents
Method of obtaining terephtalic acid and ethylene glycol in particular from poly(ethyl terephtalate) wastes and plant thereforInfo
- Publication number
- PL331177A1 PL331177A1 PL97331177A PL33117797A PL331177A1 PL 331177 A1 PL331177 A1 PL 331177A1 PL 97331177 A PL97331177 A PL 97331177A PL 33117797 A PL33117797 A PL 33117797A PL 331177 A1 PL331177 A1 PL 331177A1
- Authority
- PL
- Poland
- Prior art keywords
- ethylene glycol
- wastes
- poly
- obtaining
- terephtalate
- Prior art date
Links
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 title abstract 9
- 238000000034 method Methods 0.000 title abstract 3
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 title abstract 2
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 title 1
- MMINFSMURORWKH-UHFFFAOYSA-N 3,6-dioxabicyclo[6.2.2]dodeca-1(10),8,11-triene-2,7-dione Chemical compound O=C1OCCOC(=O)C2=CC=C1C=C2 MMINFSMURORWKH-UHFFFAOYSA-N 0.000 abstract 1
- ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical compound [NH4+].OC([O-])=O ATRRKUHOCOJYRX-UHFFFAOYSA-N 0.000 abstract 1
- 229910052783 alkali metal Inorganic materials 0.000 abstract 1
- 150000001340 alkali metals Chemical class 0.000 abstract 1
- 235000012501 ammonium carbonate Nutrition 0.000 abstract 1
- 239000001099 ammonium carbonate Substances 0.000 abstract 1
- 239000007864 aqueous solution Substances 0.000 abstract 1
- 238000000354 decomposition reaction Methods 0.000 abstract 1
- 238000004821 distillation Methods 0.000 abstract 1
- 230000003301 hydrolyzing effect Effects 0.000 abstract 1
- 238000006386 neutralization reaction Methods 0.000 abstract 1
- 230000003647 oxidation Effects 0.000 abstract 1
- 238000007254 oxidation reaction Methods 0.000 abstract 1
- 229920000728 polyester Polymers 0.000 abstract 1
- 238000000746 purification Methods 0.000 abstract 1
- 239000011541 reaction mixture Substances 0.000 abstract 1
- 238000000926 separation method Methods 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/09—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by hydrolysis
- C07C29/095—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by hydrolysis of esters of organic acids
-
- 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
-
- 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
- C08J11/16—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 inorganic material
-
- 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
- C08J2367/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
- C08J2367/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
-
- 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)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19629042A DE19629042C2 (de) | 1996-07-19 | 1996-07-19 | Verfahren zur Gewinnung von Terephthalsäure und Ethylenglykol, insbesondere aus Polyethylenterephthalat-Abfällen und Vorrichtung zur Durchführung des Verfahrens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL331177A1 true PL331177A1 (en) | 1999-06-21 |
Family
ID=7800207
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL97331177A PL331177A1 (en) | 1996-07-19 | 1997-07-08 | Method of obtaining terephtalic acid and ethylene glycol in particular from poly(ethyl terephtalate) wastes and plant therefor |
Country Status (4)
| Country | Link |
|---|---|
| AU (1) | AU3186697A (fr) |
| DE (1) | DE19629042C2 (fr) |
| PL (1) | PL331177A1 (fr) |
| WO (1) | WO1998003459A1 (fr) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016153368A1 (fr) | 2015-03-20 | 2016-09-29 | RS PET Społka z o.o. | Installation pour le traitement continu de déchets de poly(téréphtalate d'éthylène) pet |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19641743B4 (de) | 1996-10-10 | 2004-04-01 | Cet-Umwelttechnik-Entwicklungsgesellchaft Mbh | Verfahren zur Gewinnung von flüssigen Brennstoffen aus Polyolefine-Abfällen |
| EP1134211B1 (fr) * | 2000-02-29 | 2002-12-18 | Massimo Broccatelli | Procédé pour la récupération d'espèces chimiques par dépolymérisation de poly(éthylènetéréphtalate) et des utilisations associées |
| EP1138663B1 (fr) | 2000-02-29 | 2002-10-16 | Massimo Broccatelli | Procédé pour la récupération d'acide téréphthalique d'une matière contenant du polyéthylènetéréphthalate |
| CZ2000969A3 (cs) * | 2000-03-17 | 2001-08-15 | Milan Ing. Šírek | Způsob chemické recyklace odpadního polyethylentereftalátu |
| DE10032900C2 (de) * | 2000-07-06 | 2002-11-21 | B & B Anlagenbau Gmbh | Verfahren zum Aufbereiten von PET-Behältnissen mit einer alkalischen Hydrolyse |
| US6720448B2 (en) | 2000-10-11 | 2004-04-13 | Massimo Broccatelli | Method of recovering chemical species by depolymerization of poly (ethylene terephthalate) and related use |
| AU2003256186A1 (en) * | 2003-07-07 | 2005-01-21 | Roman Sierzant | Method and plant for the recovery of terephthalic acid and ethylene glycol from polyethylene terephthalate wastes |
| US9550713B1 (en) | 2015-07-09 | 2017-01-24 | Loop Industries, Inc. | Polyethylene terephthalate depolymerization |
| US10252976B1 (en) | 2017-09-15 | 2019-04-09 | 9449710 Canada Inc. | Terephthalic acid esters formation |
| US12071519B2 (en) | 2017-09-15 | 2024-08-27 | 9449710 Canada Inc. | Terephthalic acid esters formation |
| PL239189B1 (pl) * | 2017-12-04 | 2021-11-15 | Rs Pet Spolka Z Ograniczona Odpowiedzialnoscia | Sposób recyklingu odpadów PET z odzyskaniem z nich kwasu tereftalowego oraz glikolu etylenowego |
| PE20210858A1 (es) | 2018-06-25 | 2021-05-18 | 9449710 Canada Inc | Formacion de esteres de acido tereftalico |
| US11248103B2 (en) | 2019-03-20 | 2022-02-15 | 9449710 Canada Inc. | Process for the depolymerization of polyethylene terephthalate (PET) |
| JP2023537393A (ja) * | 2020-08-10 | 2023-08-31 | オーリガ ポリマーズ，インコーポレイテッド | 廃棄ポリエステルのケミカルリサイクルから回収したグリコールの精製プロセス |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3953502A (en) * | 1973-01-31 | 1976-04-27 | Imperial Chemical Industries Limited | Cyclopentane derivatives |
| US4542239A (en) * | 1981-11-18 | 1985-09-17 | Board Of Control Of Michigan Technological University | Process for recovering terephthalic acid from waste polyethylene terephthalate |
| EP0723532B1 (fr) * | 1993-10-14 | 1998-07-29 | Shell Internationale Researchmaatschappij B.V. | Procede de recuperation d'acide dicarboxylique a teneur reduite en impuretes, a partir d'un polymere de polyester |
-
1996
- 1996-07-19 DE DE19629042A patent/DE19629042C2/de not_active Expired - Fee Related
-
1997
- 1997-07-08 AU AU31866/97A patent/AU3186697A/en not_active Abandoned
- 1997-07-08 WO PCT/IB1997/000847 patent/WO1998003459A1/fr not_active Ceased
- 1997-07-08 PL PL97331177A patent/PL331177A1/xx unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016153368A1 (fr) | 2015-03-20 | 2016-09-29 | RS PET Społka z o.o. | Installation pour le traitement continu de déchets de poly(téréphtalate d'éthylène) pet |
Also Published As
| Publication number | Publication date |
|---|---|
| DE19629042C2 (de) | 1999-02-25 |
| AU3186697A (en) | 1998-02-10 |
| DE19629042A1 (de) | 1998-01-22 |
| WO1998003459A1 (fr) | 1998-01-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| DISC | Decisions on discontinuance of the proceedings (taken after the publication of the particulars of the applications) |