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)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Sustainable Development (AREA)
- Life Sciences & Earth Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Engineering & Computer Science (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 (64)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| EP3737783A4 (en) | 2018-01-12 | 2021-10-27 | Circ, LLC | METHOD 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 |
| CN117326941A (zh) | 2018-06-25 | 2024-01-02 | 9449710加拿大公司 | 对苯二甲酸酯的形成 |
| MX2021001876A (es) | 2018-08-17 | 2021-04-19 | Ikea Supply Ag | Recirculacion de desperdicios de textiles de poliester. |
| 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 |
| CA3130569C (en) * | 2019-02-27 | 2024-05-21 | Ecole Polytechnique Federale De Lausanne (Epfl) | Degradation of plastic materials into terephthalic acid (tpa), ethylene glycol and/or other monomers that form the plastic materials |
| 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) |
| EP3956280B1 (de) | 2019-04-15 | 2025-09-17 | Envalior Deutschland GmbH | Verfahren zum rezyklieren glasfaserverstärkter kunststoffe |
| WO2021119776A1 (pt) * | 2019-12-19 | 2021-06-24 | Joaquim Antunes Quevedo Edson | Processo para reciclagem de embalagens poliméricas laminadas por meio de etilenoglicol |
| DE102019135578A1 (de) | 2019-12-20 | 2021-06-24 | Rittec Umwelttechnik Gmbh | Verfahren, Vorrichtung und Verwendung zur Wiederaufarbeitung |
| BR112022015563A2 (pt) | 2020-02-10 | 2022-09-27 | Eastman Chem Co | Instalações para manipular sólidos de plástico e para manipular uma corrente enriquecida com tereftalato de polietileno e uma corrente empobrecida em tereftalato de polietileno, sistema de transporte de material plástico, e, métodos para manipular sólidos de plástico em partículas, para manipular uma corrente de sólidos enriquecida com tereftalato de polietileno e uma corrente de sólidos empobrecida em tereftalato de polietileno e para distribuir correntes compreendendo sólidos de plástico em partículas |
| CN120464145A (zh) | 2020-02-10 | 2025-08-12 | 伊士曼化工公司 | 处理的废塑料材料 |
| JP7535588B2 (ja) | 2020-02-10 | 2024-08-16 | イーストマン ケミカル カンパニー | 廃プラスチック密度分離 |
| 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 |
| BR112022020522A2 (pt) * | 2020-04-13 | 2022-12-06 | Eastman Chem Co | Método para reciclar um resíduo plástico, e, usos de um ou mais materiais contendo tereftalato de polietileno e de finos úmidos de recuperação contendo tereftalato de polietileno |
| 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 |
| WO2021261939A1 (ko) * | 2020-06-26 | 2021-12-30 | 한국화학연구원 | 에스테르 작용기를 포함하는 고분자의 효율적인 해중합 방법 및 이의 정제 방법 |
| KR102441784B1 (ko) | 2020-08-14 | 2022-09-08 | 한국화학연구원 | 제올라이트 기반 촉매를 이용한 폴리에틸렌 테레프탈레이트의 탈중합 방법 |
| JP7473741B2 (ja) * | 2020-09-18 | 2024-04-23 | コリア リサーチ インスティチュート オブ ケミカル テクノロジー | エステル官能基を含む高分子の解重合触媒及びそれを用いた解重合方法 |
| 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 |
| JP2024516332A (ja) * | 2021-01-07 | 2024-04-12 | エージェンシー フォー サイエンス，テクノロジー アンド リサーチ | テレフタル酸のモノエステルおよびその誘導体を製造する方法 |
| 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 |
| 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 |
| US20230383052A1 (en) * | 2021-07-19 | 2023-11-30 | Lg Chem, Ltd. | Monomer composition for synthesizing recycled plastic, preparation method thereof, and recycled plastic, molded product, plasticizer composition using the same |
| 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 |
| TW202330759A (zh) * | 2021-09-16 | 2023-08-01 | 美商賽克股份有限公司 | 老化再生二酸結晶之方法 |
| US20230192982A1 (en) * | 2021-09-16 | 2023-06-22 | Circ, LLC | Method of depolymerizing a polyester in a waste material |
| US12331157B2 (en) | 2021-09-16 | 2025-06-17 | Circ, LLC | Method of forming a polyester from a regenerated diacid formed from depolymerization of a waste material |
| 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 |
| 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 |
| FR3134392B1 (fr) * | 2022-04-06 | 2025-06-13 | Recycelit | Procede de depolymerisation du pet en ester de terephtalate et monoethylene glycol a temperature ambiante |
| CA3247356A1 (fr) * | 2022-04-06 | 2023-10-12 | Recyc'elit | Method for room temperature depolymerization of terephthalic polyesters to terephthalate esters |
| US20250304520A1 (en) * | 2022-05-12 | 2025-10-02 | Ashaya Waste Recyclers Private Limited | Chemo-mechancial recycling system & method for post-consumer, metalized multi-layered plastic packaging (mlp) |
| GB202207361D0 (en) * | 2022-05-19 | 2022-07-06 | Stuff4Life Ltd | Chemical process |
| KR102735393B1 (ko) | 2022-07-01 | 2024-11-28 | 한국화학연구원 | 카보닐계 및 알코올계 화합물이 혼합된 용매를 사용한 에스테르 작용기를 포함하는 고분자의 혼성 해중합 |
| KR102774087B1 (ko) * | 2022-07-01 | 2025-03-04 | 한국화학연구원 | 혼합 유기용매를 사용한 에스테르 작용기를 포함하는 고분자의 해중합 방법 |
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| JP7799075B2 (ja) * | 2022-09-05 | 2026-01-14 | エスケー ケミカルズ カンパニー リミテッド | テレフタル酸を調製するための方法及び該方法により調製されるテレフタル酸 |
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