LT3320033T - Polietileno tereftalato depolimerizacija - Google Patents
Polietileno tereftalato depolimerizacijaInfo
- Publication number
- LT3320033T LT3320033T LTEP16822000.2T LT16822000T LT3320033T LT 3320033 T LT3320033 T LT 3320033T LT 16822000 T LT16822000 T LT 16822000T LT 3320033 T LT3320033 T LT 3320033T
- Authority
- LT
- Lithuania
- Prior art keywords
- depolimerization
- polyethylene terephthalate
- terephthalate
- polyethylene
- Prior art date
Links
- -1 POLYETHYLENE TEREPhthalate Polymers 0.000 title 1
- 229920000139 polyethylene terephthalate Polymers 0.000 title 1
- 239000005020 polyethylene terephthalate Substances 0.000 title 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
- C07C51/09—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
- 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
- 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
-
- 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
- C07C29/128—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by alcoholysis
- C07C29/1285—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by alcoholysis of esters of organic acids
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C31/00—Saturated compounds having hydroxy or O-metal groups bound to acyclic carbon atoms
- C07C31/18—Polyhydroxylic acyclic alcohols
- C07C31/20—Dihydroxylic alcohols
- C07C31/202—Ethylene glycol
-
- 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
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/475—Preparation of carboxylic acid esters by splitting of carbon-to-carbon bonds and redistribution, e.g. disproportionation or migration of groups between different molecules
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
- C07C69/76—Esters of carboxylic acids having a carboxyl group bound to a carbon atom of a six-membered aromatic ring
- C07C69/80—Phthalic acid esters
- C07C69/82—Terephthalic acid esters
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
- C08G63/12—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
- C08G63/16—Dicarboxylic acids and dihydroxy compounds
- C08G63/18—Dicarboxylic acids and dihydroxy compounds the acids or hydroxy compounds containing carbocyclic rings
- C08G63/181—Acids containing aromatic rings
- C08G63/183—Terephthalic acids
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/78—Preparation processes
-
- 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
- C08J11/20—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 hydrocarbons or halogenated hydrocarbons
-
- 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
- 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
- C08J11/26—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 carboxylic acid groups, their anhydrides or esters
-
- 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
-
- 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
- C08J2367/03—Polyesters derived from dicarboxylic acids and dihydroxy compounds the dicarboxylic acids and dihydroxy compounds having the hydroxy and the carboxyl groups directly linked to aromatic rings
-
- 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)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Sustainable Development (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (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 (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US14/795,116 US9550713B1 (en) | 2015-07-09 | 2015-07-09 | Polyethylene terephthalate depolymerization |
| PCT/US2016/041392 WO2017007965A1 (en) | 2015-07-09 | 2016-07-07 | Polyethylene terephthalate depolymerization |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| LT3320033T true LT3320033T (lt) | 2021-06-25 |
Family
ID=57685912
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| LTEP16822000.2T LT3320033T (lt) | 2015-07-09 | 2016-07-07 | Polietileno tereftalato depolimerizacija |
Country Status (27)
| Country | Link |
|---|---|
| US (3) | US9550713B1 (lt) |
| EP (1) | EP3320033B1 (lt) |
| JP (2) | JP6876332B2 (lt) |
| KR (1) | KR102591341B1 (lt) |
| CN (1) | CN108093634B (lt) |
| AR (1) | AR105289A1 (lt) |
| AU (1) | AU2016290108B2 (lt) |
| BR (1) | BR112018000128B1 (lt) |
| CA (1) | CA2991515C (lt) |
| CY (1) | CY1124350T1 (lt) |
| DK (1) | DK3320033T3 (lt) |
| EA (1) | EA034835B1 (lt) |
| ES (1) | ES2873153T3 (lt) |
| HR (1) | HRP20210831T1 (lt) |
| HU (1) | HUE054516T2 (lt) |
| IL (1) | IL256731B (lt) |
| LT (1) | LT3320033T (lt) |
| MX (1) | MX2018000320A (lt) |
| PH (1) | PH12018500043B1 (lt) |
| PL (1) | PL3320033T3 (lt) |
| PT (1) | PT3320033T (lt) |
| RS (1) | RS61918B1 (lt) |
| SI (1) | SI3320033T1 (lt) |
| SM (1) | SMT202100445T1 (lt) |
| TW (1) | TWI610970B (lt) |
| WO (1) | WO2017007965A1 (lt) |
| ZA (1) | ZA201800357B (lt) |
Families Citing this family (81)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114481656B (zh) | 2015-06-11 | 2024-03-22 | 思科有限责任公司 | 用于从植物基和再生材料生产纸浆、能源和生物衍生物的方法和系统 |
| US9550713B1 (en) | 2015-07-09 | 2017-01-24 | Loop Industries, Inc. | Polyethylene terephthalate depolymerization |
| EP3363852A1 (en) | 2017-02-20 | 2018-08-22 | Swerea IVF AB | Polyester textile waste recycling |
| 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 |
| US10501599B2 (en) | 2018-01-12 | 2019-12-10 | Tyton Biosciences, Llc | Methods for recycling cotton and polyester fibers from waste textiles |
| CN108250481B (zh) * | 2018-02-28 | 2023-05-02 | 兰州理工大学 | 一种催化剂催化醇解废旧pet生产聚酯多元醇的方法 |
| MY205894A (en) | 2018-06-25 | 2024-11-19 | 9449710 Canada Inc | Terephthalic acid esters formation |
| CN112805321B (zh) * | 2018-08-17 | 2023-09-01 | 宜家供应股份公司 | 聚酯纺织品废料回收利用 |
| DE102018122210B4 (de) | 2018-09-12 | 2023-06-29 | Rittec Umwelttechnik Gmbh | Verfahren und Verwendung einer Vorrichtung zur Wiederaufarbeitung von Polyalkylenterephthalat enthaltenden Abfällen |
| FR3089983B1 (fr) | 2018-12-18 | 2021-11-05 | Raouf Medimagh | Procédé de recyclage de déchets de plastiques PET |
| 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 |
| US11554366B2 (en) | 2019-03-20 | 2023-01-17 | 9449710 Canada Inc. | Process for recovering and reusing depolymerization catalyst |
| US11248103B2 (en) * | 2019-03-20 | 2022-02-15 | 9449710 Canada Inc. | Process for the depolymerization of polyethylene terephthalate (PET) |
| WO2020212186A1 (de) | 2019-04-15 | 2020-10-22 | Lanxess Deutschland Gmbh | Verfahren zum rezyklieren glasfaserverstärkter kunststoffe |
| US20230058840A1 (en) * | 2019-12-19 | 2023-02-23 | Edson Joaquim Antunes Quevedo | Process for recycling laminated polymer packaging using ethylene glycol |
| CN114787119A (zh) * | 2019-12-20 | 2022-07-22 | 伊士曼化工公司 | 用于pet甲醇分解的催化剂 |
| DE102019135578A1 (de) | 2019-12-20 | 2021-06-24 | Rittec Umwelttechnik Gmbh | Verfahren, Vorrichtung und Verwendung zur Wiederaufarbeitung |
| MX2022009400A (es) | 2020-02-10 | 2022-10-07 | Eastman Chem Co | Materiales de plastico de desecho tratados. |
| KR20220133296A (ko) | 2020-02-10 | 2022-10-04 | 이스트만 케미칼 컴파니 | 미립자 플라스틱 고체 취급 장치 및 방법 |
| KR20220140575A (ko) | 2020-02-10 | 2022-10-18 | 이스트만 케미칼 컴파니 | 폐 플라스틱 밀도 분리 |
| US12528927B2 (en) | 2020-02-20 | 2026-01-20 | Georgia Tech Research Corporation | Mechanocatalytic depolymerization of plastics |
| EP4136160A1 (en) * | 2020-04-13 | 2023-02-22 | Eastman Chemical Company | Chemical recycling of waste plastics from various sources, including wet fines |
| JP2023521995A (ja) | 2020-04-13 | 2023-05-26 | イーストマン ケミカル カンパニー | プラスチック乾燥細粒のケミカルリサイクル |
| KR20220167328A (ko) | 2020-04-13 | 2022-12-20 | 이스트만 케미칼 컴파니 | 폐 자동차 카펫을 포함하는 물질을 화학적으로 재활용하는 방법 |
| MX2022012394A (es) | 2020-04-13 | 2022-12-07 | Eastman Chem Co | Reciclaje quimico de mezclas de plastico que contienen metales. |
| WO2021211423A1 (en) | 2020-04-13 | 2021-10-21 | Northwestern University | Methods for depolymerizing polyesters |
| US12617921B2 (en) | 2020-04-13 | 2026-05-05 | Eastman Chemical Company | Chemical recycling of reclaimer flake reject |
| US12624186B2 (en) | 2020-04-13 | 2026-05-12 | Eastman Chemical Company | Chemical recycling of plastic purge materials |
| CA3174714A1 (en) | 2020-04-13 | 2021-10-21 | Bruce Roger Debruin | Chemical recycling of colored plastics mixtures |
| EP3910000A1 (en) * | 2020-05-12 | 2021-11-17 | SHPP Global Technologies B.V. | Sustainable pbt compositions with improved color capability using the purified terephthalic acid process |
| KR102425247B1 (ko) * | 2020-06-26 | 2022-07-27 | 한국화학연구원 | 에스테르 작용기를 포함하는 고분자의 친환경적인 해중합 방법 |
| US20230312451A1 (en) * | 2020-06-26 | 2023-10-05 | Korea Research Institute Of Chemical Technology | Efficient depolymerization method of polymers comprising ester functional group, and purification method thereof |
| KR102441784B1 (ko) | 2020-08-14 | 2022-09-08 | 한국화학연구원 | 제올라이트 기반 촉매를 이용한 폴리에틸렌 테레프탈레이트의 탈중합 방법 |
| KR102462599B1 (ko) * | 2020-09-18 | 2022-11-03 | 한국화학연구원 | 에스테르 작용기를 포함하는 고분자의 해중합 촉매 및 이를 이용한 해중합 방법 |
| FR3116532B1 (fr) * | 2020-11-24 | 2022-10-28 | Recycelit | Procede ameliore de recyclage de pet par methanolyse |
| US11814487B2 (en) * | 2020-12-02 | 2023-11-14 | International Business Machines Corporation | Feedstock purification of polyester waste for recycling processes |
| 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 |
| 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 |
| CN113149825B (zh) * | 2021-04-02 | 2023-02-14 | 华中科技大学 | 一种聚对苯二甲酸乙二醇酯催化降解的方法 |
| CN113214077A (zh) * | 2021-04-30 | 2021-08-06 | 南京工业大学 | 一种降解热塑性塑料聚对苯二甲酸乙二酯的方法 |
| CN113484261B (zh) * | 2021-06-18 | 2024-10-08 | 北京市农林科学院 | 一种聚对苯二甲酸乙二酯类微塑料的紫外检测方法 |
| JP7531056B2 (ja) * | 2021-07-19 | 2024-08-08 | エルジー・ケム・リミテッド | リサイクルプラスチック合成用単量体組成物、その製造方法、およびそれを用いたリサイクルプラスチック、成形品および可塑剤組成物 |
| TWI810624B (zh) | 2021-08-05 | 2023-08-01 | 財團法人工業技術研究院 | 降解聚對苯二甲酸乙二酯之方法 |
| TW202330758A (zh) | 2021-09-16 | 2023-08-01 | 美商賽克股份有限公司 | 從由廢棄材料解聚合所形成再生二酸形成聚酯之方法 |
| EP4402119A4 (en) * | 2021-09-16 | 2025-10-15 | Circ Llc | AGING PROCESS FOR REGENERATED DIACID CRYSTALS |
| EP4402201A4 (en) * | 2021-09-16 | 2026-01-14 | Circ Llc | PROCESS FOR DEPOLYMERIZING POLYESTER IN WASTE |
| KR102381508B1 (ko) * | 2021-09-28 | 2022-04-01 | 김 영 범 | 고유점도가 0.75㎗/g 이상인 고중합도의 폴리에틸렌테레프탈레이트를 이용한 테레프탈산의 제조방법 |
| CN115959984A (zh) * | 2021-10-13 | 2023-04-14 | 中国科学技术大学 | 一种聚酯类聚合物的降解方法 |
| CN113999428B (zh) * | 2021-10-19 | 2023-09-12 | 河北工程大学 | 一种含酰胺键/酯键高分子材料的绿色催化降解方法 |
| US12577365B2 (en) | 2021-10-25 | 2026-03-17 | Northwestern University | Polyester hydrogenolytic deconstruction via tandem catalysis |
| TWI811888B (zh) * | 2021-12-14 | 2023-08-11 | 國立清華大學 | 新型鈦觸媒之用途以及聚酯樹酯之製備方法 |
| NL2030566B1 (en) * | 2022-01-17 | 2023-07-27 | Ioniqa Tech B V | Method for depolymerizing a polymer into reusable raw material |
| KR20230123264A (ko) * | 2022-02-16 | 2023-08-23 | 씨제이제일제당 (주) | 생분해성 고분자의 재생 방법 |
| JP7765653B2 (ja) * | 2022-04-06 | 2025-11-06 | リシクエリ | テレフタル酸ポリエステルをテレフタレートエステルに室温で解重合するための方法 |
| FR3134392B1 (fr) * | 2022-04-06 | 2025-06-13 | Recycelit | Procede de depolymerisation du pet en ester de terephtalate et monoethylene glycol a temperature ambiante |
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