ES2328139T3 - Procedimiento quimico para el reciclado de residuos de tereftalato de polietileno (pet). - Google Patents
Procedimiento quimico para el reciclado de residuos de tereftalato de polietileno (pet). Download PDFInfo
- Publication number
- ES2328139T3 ES2328139T3 ES04705473T ES04705473T ES2328139T3 ES 2328139 T3 ES2328139 T3 ES 2328139T3 ES 04705473 T ES04705473 T ES 04705473T ES 04705473 T ES04705473 T ES 04705473T ES 2328139 T3 ES2328139 T3 ES 2328139T3
- Authority
- ES
- Spain
- Prior art keywords
- reaction
- terephthalic acid
- medium
- ethylene glycol
- alcoholic
- 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.)
- Expired - Lifetime
Links
- 238000000034 method Methods 0.000 title claims abstract description 58
- 238000004064 recycling Methods 0.000 title claims abstract description 25
- 239000000126 substance Substances 0.000 title claims abstract description 21
- 239000002699 waste material Substances 0.000 title claims abstract description 5
- -1 POLYETHYLENE Polymers 0.000 title description 12
- 239000004698 Polyethylene Substances 0.000 title description 2
- 229920000573 polyethylene Polymers 0.000 title description 2
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims abstract description 120
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 claims abstract description 79
- 238000006243 chemical reaction Methods 0.000 claims abstract description 30
- 230000001476 alcoholic effect Effects 0.000 claims abstract description 24
- 239000012429 reaction media Substances 0.000 claims abstract description 22
- 238000007127 saponification reaction Methods 0.000 claims abstract description 20
- 150000003839 salts Chemical class 0.000 claims abstract description 16
- 229910052751 metal Inorganic materials 0.000 claims abstract description 5
- 239000002184 metal Substances 0.000 claims abstract description 5
- 239000002245 particle Substances 0.000 claims abstract description 5
- 238000009835 boiling Methods 0.000 claims abstract description 4
- 239000007795 chemical reaction product Substances 0.000 claims abstract description 3
- 150000003504 terephthalic acids Chemical class 0.000 claims abstract 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 25
- 239000002253 acid Substances 0.000 claims description 15
- 239000007788 liquid Substances 0.000 claims description 13
- 238000000926 separation method Methods 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 239000008346 aqueous phase Substances 0.000 claims description 10
- 239000013078 crystal Substances 0.000 claims description 10
- 239000012071 phase Substances 0.000 claims description 10
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 9
- 239000002244 precipitate Substances 0.000 claims description 9
- 235000011121 sodium hydroxide Nutrition 0.000 claims description 9
- 238000011084 recovery Methods 0.000 claims description 8
- 239000002585 base Substances 0.000 claims description 7
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 6
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 6
- 230000001376 precipitating effect Effects 0.000 claims description 5
- 239000011541 reaction mixture Substances 0.000 claims description 5
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- 230000002378 acidificating effect Effects 0.000 claims description 3
- 150000001298 alcohols Chemical class 0.000 claims description 3
- 239000012074 organic phase Substances 0.000 claims description 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims description 2
- 150000008044 alkali metal hydroxides Chemical class 0.000 claims description 2
- 238000001816 cooling Methods 0.000 claims description 2
- 238000004821 distillation Methods 0.000 claims description 2
- 238000001914 filtration Methods 0.000 claims description 2
- 229910001860 alkaline earth metal hydroxide Inorganic materials 0.000 claims 1
- 125000004432 carbon atom Chemical group C* 0.000 claims 1
- 239000000047 product Substances 0.000 abstract description 9
- 239000010953 base metal Substances 0.000 abstract 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 52
- 239000005020 polyethylene terephthalate Substances 0.000 description 52
- 229920000728 polyester Polymers 0.000 description 11
- 238000000354 decomposition reaction Methods 0.000 description 8
- 239000002609 medium Substances 0.000 description 7
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
- 150000001875 compounds Chemical class 0.000 description 6
- VIQSRHWJEKERKR-UHFFFAOYSA-L disodium;terephthalate Chemical compound [Na+].[Na+].[O-]C(=O)C1=CC=C(C([O-])=O)C=C1 VIQSRHWJEKERKR-UHFFFAOYSA-L 0.000 description 6
- ZSIAUFGUXNUGDI-UHFFFAOYSA-N hexan-1-ol Chemical compound CCCCCCO ZSIAUFGUXNUGDI-UHFFFAOYSA-N 0.000 description 6
- 150000003503 terephthalic acid derivatives Chemical class 0.000 description 6
- 230000007062 hydrolysis Effects 0.000 description 5
- 238000006460 hydrolysis reaction Methods 0.000 description 5
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 4
- AMQJEAYHLZJPGS-UHFFFAOYSA-N N-Pentanol Chemical compound CCCCCO AMQJEAYHLZJPGS-UHFFFAOYSA-N 0.000 description 4
- 230000034659 glycolysis Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 description 3
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 3
- 239000003513 alkali Substances 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 3
- 238000002144 chemical decomposition reaction Methods 0.000 description 3
- 238000006731 degradation reaction Methods 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000007858 starting material Substances 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- KBPLFHHGFOOTCA-UHFFFAOYSA-N 1-Octanol Chemical compound CCCCCCCCO KBPLFHHGFOOTCA-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- QPKOBORKPHRBPS-UHFFFAOYSA-N bis(2-hydroxyethyl) terephthalate Chemical compound OCCOC(=O)C1=CC=C(C(=O)OCCO)C=C1 QPKOBORKPHRBPS-UHFFFAOYSA-N 0.000 description 2
- 238000001311 chemical methods and process Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000002894 chemical waste Substances 0.000 description 2
- WOZVHXUHUFLZGK-UHFFFAOYSA-N dimethyl terephthalate Chemical compound COC(=O)C1=CC=C(C(=O)OC)C=C1 WOZVHXUHUFLZGK-UHFFFAOYSA-N 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000000227 grinding Methods 0.000 description 2
- 150000005846 sugar alcohols Polymers 0.000 description 2
- ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical class [NH4+].OC([O-])=O ATRRKUHOCOJYRX-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 238000004566 IR spectroscopy Methods 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- 238000005903 acid hydrolysis reaction Methods 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 1
- 150000001342 alkaline earth metals Chemical class 0.000 description 1
- 238000005904 alkaline hydrolysis reaction Methods 0.000 description 1
- 235000012538 ammonium bicarbonate Nutrition 0.000 description 1
- 239000012736 aqueous medium Substances 0.000 description 1
- 235000013361 beverage Nutrition 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 238000012691 depolymerization reaction Methods 0.000 description 1
- 125000000118 dimethyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 150000002009 diols Chemical class 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000005469 granulation Methods 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 150000004679 hydroxides Chemical class 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 239000012263 liquid product Substances 0.000 description 1
- 238000006140 methanolysis reaction Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 235000011118 potassium hydroxide Nutrition 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- KKEYFWRCBNTPAC-UHFFFAOYSA-L terephthalate(2-) Chemical compound [O-]C(=O)C1=CC=C(C([O-])=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-L 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/02—Preparation of carboxylic acids or their salts, halides or anhydrides from salts of carboxylic 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
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C63/00—Compounds having carboxyl groups bound to a carbon atoms of six-membered aromatic rings
- C07C63/14—Monocyclic dicarboxylic acids
- C07C63/15—Monocyclic dicarboxylic acids all carboxyl groups bound to carbon atoms of the six-membered aromatic ring
- C07C63/26—1,4 - Benzenedicarboxylic acid
-
- 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
- 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
- C08J11/22—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 oxygen-containing compounds
- C08J11/24—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 oxygen-containing compounds containing hydroxyl groups
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/582—Recycling of unreacted starting or intermediate materials
-
- 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)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Health & Medical Sciences (AREA)
- Sustainable Development (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Polyesters Or Polycarbonates (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/IB2004/000257 WO2005082826A1 (es) | 2004-01-27 | 2004-01-27 | Procedimiento quimico de reciclado de polietilentereftalato (pet) de desecho |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES2328139T3 true ES2328139T3 (es) | 2009-11-10 |
Family
ID=34897651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES04705473T Expired - Lifetime ES2328139T3 (es) | 2004-01-27 | 2004-01-27 | Procedimiento quimico para el reciclado de residuos de tereftalato de polietileno (pet). |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US7893122B2 (cg-RX-API-DMAC10.html) |
| EP (1) | EP1710226B1 (cg-RX-API-DMAC10.html) |
| JP (1) | JP4647625B2 (cg-RX-API-DMAC10.html) |
| KR (1) | KR100983349B1 (cg-RX-API-DMAC10.html) |
| AU (1) | AU2004316446B2 (cg-RX-API-DMAC10.html) |
| CA (1) | CA2595393C (cg-RX-API-DMAC10.html) |
| DE (1) | DE602004022199D1 (cg-RX-API-DMAC10.html) |
| DK (1) | DK1710226T3 (cg-RX-API-DMAC10.html) |
| ES (1) | ES2328139T3 (cg-RX-API-DMAC10.html) |
| IL (1) | IL176986A (cg-RX-API-DMAC10.html) |
| PT (1) | PT1710226E (cg-RX-API-DMAC10.html) |
| WO (1) | WO2005082826A1 (cg-RX-API-DMAC10.html) |
Families Citing this family (50)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7972692B2 (en) | 2005-12-15 | 2011-07-05 | Kimberly-Clark Worldwide, Inc. | Biodegradable multicomponent fibers |
| KR101283172B1 (ko) | 2006-04-07 | 2013-07-08 | 킴벌리-클라크 월드와이드, 인크. | 생분해성 부직 라미네이트 |
| US8710172B2 (en) | 2006-07-14 | 2014-04-29 | Kimberly-Clark Worldwide, Inc. | Biodegradable aliphatic-aromatic copolyester for use in nonwoven webs |
| KR101297937B1 (ko) | 2006-07-14 | 2013-08-19 | 킴벌리-클라크 월드와이드, 인크. | 부직 웹에 사용하기 위한 생분해성 지방족 폴리에스테르 |
| WO2008008074A1 (en) | 2006-07-14 | 2008-01-17 | Kimberly-Clark Worldwide, Inc. | Biodegradable polyactic acid for use in nonwoven webs |
| US8470222B2 (en) | 2008-06-06 | 2013-06-25 | Kimberly-Clark Worldwide, Inc. | Fibers formed from a blend of a modified aliphatic-aromatic copolyester and thermoplastic starch |
| US8841386B2 (en) * | 2008-06-10 | 2014-09-23 | Kimberly-Clark Worldwide, Inc. | Fibers formed from aromatic polyester and polyether copolymer |
| CN105254858A (zh) * | 2009-03-03 | 2016-01-20 | 可口可乐公司 | 生物基聚对苯二甲酸乙二酯包装及制备其的方法 |
| US20130199692A1 (en) * | 2010-07-30 | 2013-08-08 | North Carolina State University | Surface Functionalization of Polyester |
| US9458354B2 (en) | 2010-10-06 | 2016-10-04 | Resinate Technologies, Inc. | Polyurethane dispersions and methods of making and using same |
| CA2838825A1 (en) | 2011-06-10 | 2012-12-13 | Kristopher M. Felice | Clear coatings acrylic coatings |
| CN103703137B (zh) | 2012-01-27 | 2016-11-23 | 株式会社吉那里斯 | 由对苯二甲酸钾盐制造有用化学品的方法 |
| US10196496B2 (en) | 2013-03-31 | 2019-02-05 | Pranay Jain | Process for recycling a metalized polyester film |
| BR102014029870B1 (pt) * | 2014-11-28 | 2018-05-08 | Univ Federal Do Espirito Santo Ufes | resina supressora de pó de minérios e uso da resina |
| JP2018510225A (ja) | 2015-01-30 | 2018-04-12 | レジネート マテリアルズ グループ、インコーポレイテッド | Ｐｅｔ及びｐｔｔのリサイクル流の統合処理方法 |
| JP6671067B2 (ja) * | 2015-04-10 | 2020-03-25 | 国立研究開発法人産業技術総合研究所 | 架橋化ｅｖａの可溶化方法、可溶化方法を用いた使用済み太陽電池からの資源回収法 |
| US9550713B1 (en) | 2015-07-09 | 2017-01-24 | Loop Industries, Inc. | Polyethylene terephthalate depolymerization |
| US9981902B2 (en) | 2015-10-23 | 2018-05-29 | Columbia Insurance Company | Process for production of an ester and diol from reclaimed carpet material |
| ITUB20160843A1 (it) * | 2016-02-18 | 2017-08-18 | Recyclinnova S R L S | Processo di conversione di rifiuti in Polietilene Tereftalato (PET) in prodotti chimici di valore |
| RU2616299C1 (ru) * | 2016-05-19 | 2017-04-14 | Общество с ограниченной ответственностью "ХИМТЕХ-ИНЖИНИРИНГ" | Способ щелочного гидролиза отходов ПЭТФ с получением терефталевой кислоты |
| 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 |
| MY205894A (en) | 2018-06-25 | 2024-11-19 | 9449710 Canada Inc | Terephthalic acid esters formation |
| SE542172C2 (en) * | 2018-07-13 | 2020-03-10 | Soedra Skogsaegarna Ekonomisk Foerening | Process for separation |
| DE102018122210B4 (de) * | 2018-09-12 | 2023-06-29 | Rittec Umwelttechnik Gmbh | Verfahren und Verwendung einer Vorrichtung zur Wiederaufarbeitung von Polyalkylenterephthalat enthaltenden Abfällen |
| TWI694064B (zh) * | 2018-09-26 | 2020-05-21 | 遠東新世紀股份有限公司 | 對苯二甲酸的製造方法及其系統 |
| JP7461062B2 (ja) * | 2019-02-27 | 2024-04-03 | エコール ポリテクニーク フェデラル デ ローザンヌ （イーピーエフエル） | プラスチック材料の、テレフタル酸（ｔｐａ）、エチレングリコール、及び／又はそのプラスチック材料を形成する他のモノマーへの分解 |
| US11248103B2 (en) | 2019-03-20 | 2022-02-15 | 9449710 Canada Inc. | Process for the depolymerization of polyethylene terephthalate (PET) |
| KR102223614B1 (ko) * | 2019-06-12 | 2021-03-05 | 한국화학연구원 | 극성용매 혼합물을 사용한 에스테르 작용기를 포함하는 고분자의 해중합 |
| US12528927B2 (en) * | 2020-02-20 | 2026-01-20 | Georgia Tech Research Corporation | Mechanocatalytic depolymerization of plastics |
| WO2021211423A1 (en) | 2020-04-13 | 2021-10-21 | Northwestern University | Methods for depolymerizing polyesters |
| KR102425247B1 (ko) * | 2020-06-26 | 2022-07-27 | 한국화학연구원 | 에스테르 작용기를 포함하는 고분자의 친환경적인 해중합 방법 |
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| RU2754972C1 (ru) * | 2020-09-24 | 2021-09-08 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Российский химико-технологический университет имени Д.И. Менделеева" (РХТУ им. Д.И. Менделеева) | Способ переработки отходов полиэтилентерефталата |
| US20240228736A1 (en) * | 2021-01-07 | 2024-07-11 | Agency For Science, Technology And Research | A Process for Preparing a Monoester of Terephthalic Acid and Its Derivatives |
| CN116981725A (zh) * | 2021-02-26 | 2023-10-31 | 高丽大学校产学协力团 | 用于回收聚对苯二甲酸乙二醇酯（pet）的pet化学和生物集成降解方法 |
| IT202100006077A1 (it) * | 2021-03-15 | 2022-09-15 | gr3n SA | Metodo per il riciclaggio di uno scarto tessile comprendente una componente cellulosica ed una componente in poliestere |
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| US12577365B2 (en) | 2021-10-25 | 2026-03-17 | Northwestern University | Polyester hydrogenolytic deconstruction via tandem catalysis |
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| GB202207361D0 (en) * | 2022-05-19 | 2022-07-06 | Stuff4Life Ltd | Chemical process |
| CN116875326B (zh) * | 2023-04-27 | 2026-02-06 | 湖北民族大学 | 一种以废弃塑料瓶为原料的破乳剂及其制备方法与应用 |
| JPWO2024225470A1 (cg-RX-API-DMAC10.html) * | 2023-04-28 | 2024-10-31 | ||
| KR102826861B1 (ko) | 2023-06-26 | 2025-07-01 | 테라클 주식회사 | Pet 해중합 생성물의 정제방법 |
| KR102833682B1 (ko) | 2023-09-12 | 2025-07-18 | 테라클 주식회사 | 제지슬러지 소각재를 이용한 pet 해중합으로부터 테레프탈산을 제조하는 방법 |
| KR102774288B1 (ko) * | 2024-04-30 | 2025-02-27 | 테라클 주식회사 | 폴리에스테르 해중합을 이용한 고순도 테레프탈산 제조방법 및 이로부터 얻어진 고순도의 테레프탈산 |
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| GB822834A (en) * | 1957-01-11 | 1959-11-04 | Jaroslav Pitat | A method of processing waste of polyethylene terephthalate by hydrolysis |
| US3801273A (en) * | 1972-08-30 | 1974-04-02 | Johnson & Johnson | Methods of recovering waste cellulosic fibers |
| US4929749A (en) * | 1989-03-15 | 1990-05-29 | Synergistics Industries, Limited | Production of terephthalate esters by degradative transesterification of scrap or virgin terephthalate polyesters |
| US5580905A (en) * | 1994-04-28 | 1996-12-03 | United Resource Recovery Corporation | Process for recycling polyesters |
| JPH08253619A (ja) * | 1995-03-17 | 1996-10-01 | Matsushita Electric Ind Co Ltd | プラスチック成形体の処理方法 |
| US6031128A (en) * | 1995-12-30 | 2000-02-29 | Sunkyong Industries Co., Ltd. | Process for manufacturing terephthalic acid |
| JP2001131269A (ja) * | 1999-10-29 | 2001-05-15 | Hitachi Chem Co Ltd | 不飽和ポリエステル樹脂の製造方法及び不飽和ポリエステル樹脂組成物、並びにこれを用いた熱硬化性成形材料及びプラスチック成形品 |
| JP3808672B2 (ja) | 1999-11-26 | 2006-08-16 | 東洋製罐株式会社 | 回収ポリエチレンテレフタレート粉砕品からのテレフタル酸の工業的回収方法 |
| JP3917811B2 (ja) * | 2000-11-15 | 2007-05-23 | 東洋製罐株式会社 | 回収ポリエチレンテレフタレート粉砕品からのテレフタル酸の工業的回収方法 |
| JP2002327088A (ja) * | 2001-05-07 | 2002-11-15 | Akio Kobayashi | 精製熱可塑性ポリエステル樹脂の製造法 |
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2004
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- 2004-01-27 JP JP2006550315A patent/JP4647625B2/ja not_active Expired - Fee Related
- 2004-01-27 DE DE602004022199T patent/DE602004022199D1/de not_active Expired - Lifetime
- 2004-01-27 WO PCT/IB2004/000257 patent/WO2005082826A1/es not_active Ceased
- 2004-01-27 ES ES04705473T patent/ES2328139T3/es not_active Expired - Lifetime
- 2004-01-27 CA CA2595393A patent/CA2595393C/en not_active Expired - Fee Related
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- 2004-01-27 PT PT04705473T patent/PT1710226E/pt unknown
- 2004-01-27 KR KR1020067015142A patent/KR100983349B1/ko not_active Expired - Fee Related
- 2004-01-27 AU AU2004316446A patent/AU2004316446B2/en not_active Ceased
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| CA2595393A1 (en) | 2005-09-09 |
| PT1710226E (pt) | 2009-09-03 |
| JP2007519798A (ja) | 2007-07-19 |
| CA2595393C (en) | 2012-04-17 |
| WO2005082826A1 (es) | 2005-09-09 |
| JP4647625B2 (ja) | 2011-03-09 |
| KR20060127925A (ko) | 2006-12-13 |
| US7893122B2 (en) | 2011-02-22 |
| AU2004316446B2 (en) | 2010-12-23 |
| DE602004022199D1 (de) | 2009-09-03 |
| KR100983349B1 (ko) | 2010-09-20 |
| IL176986A0 (en) | 2006-12-10 |
| EP1710226A1 (en) | 2006-10-11 |
| US20070219339A1 (en) | 2007-09-20 |
| IL176986A (en) | 2010-12-30 |
| EP1710226B1 (en) | 2009-07-22 |
| AU2004316446A2 (en) | 2005-09-09 |
| DK1710226T3 (da) | 2009-10-05 |
| AU2004316446A1 (en) | 2005-09-09 |
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