IT202100015005A1 - Processo per il recupero e la valorizzazione di poliesteri e poliammidi provenienti da manufatti polimerici di scarto - Google Patents
Processo per il recupero e la valorizzazione di poliesteri e poliammidi provenienti da manufatti polimerici di scarto Download PDFInfo
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- IT202100015005A1 IT202100015005A1 IT102021000015005A IT202100015005A IT202100015005A1 IT 202100015005 A1 IT202100015005 A1 IT 202100015005A1 IT 102021000015005 A IT102021000015005 A IT 102021000015005A IT 202100015005 A IT202100015005 A IT 202100015005A IT 202100015005 A1 IT202100015005 A1 IT 202100015005A1
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Classifications
-
- 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
-
- 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
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- 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
- 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
- C08G63/82—Preparation processes characterised by the catalyst used
- C08G63/85—Germanium, tin, lead, arsenic, antimony, bismuth, titanium, zirconium, hafnium, vanadium, niobium, tantalum, or compounds thereof
-
- 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
- C08G63/88—Post-polymerisation treatment
- C08G63/90—Purification; Drying
-
- 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
- C08G63/91—Polymers modified by chemical after-treatment
- C08G63/914—Polymers modified by chemical after-treatment derived from polycarboxylic acids and polyhydroxy compounds
- C08G63/916—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
-
- 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
- C08J2377/00—Characterised by the use of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Derivatives of such polymers
-
- 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)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- General Chemical & Material Sciences (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
- Polyesters Or Polycarbonates (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT102021000015005A IT202100015005A1 (it) | 2021-06-09 | 2021-06-09 | Processo per il recupero e la valorizzazione di poliesteri e poliammidi provenienti da manufatti polimerici di scarto |
| US18/567,307 US20240262975A1 (en) | 2021-06-09 | 2022-06-07 | Process for recovery and exploitation of polyesters and polyamides from waste polymeric artifacts |
| PCT/IB2022/055289 WO2022259142A1 (en) | 2021-06-09 | 2022-06-07 | Process for recovery and exploitation of polyesters and polyamides from waste polymeric artifacts |
| MX2023014727A MX2023014727A (es) | 2021-06-09 | 2022-06-07 | Procedimiento de recuperacion y aprovechamiento de poliesteres y poliamidas a partir de residuos de artefactos polimericos. |
| EP22735228.3A EP4352128A1 (en) | 2021-06-09 | 2022-06-07 | Process for recovery and exploitation of polyesters and polyamides from waste polymeric artifacts |
| JP2023575996A JP2024523242A (ja) | 2021-06-09 | 2022-06-07 | 廃棄ポリマー加工品からのポリエステルおよびポリアミドの回収および利用のためのプロセス |
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| US (1) | US20240262975A1 (https=) |
| EP (1) | EP4352128A1 (https=) |
| JP (1) | JP2024523242A (https=) |
| IT (1) | IT202100015005A1 (https=) |
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| ES3052849A1 (es) * | 2025-08-07 | 2026-01-15 | Univ Valencia Politecnica | Procedimiento de reciclaje químico de succinato de polibutileno y biopoliéster obtenido por dicho procedimiento |
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| KR20260006939A (ko) * | 2024-07-05 | 2026-01-13 | 에스케이케미칼 주식회사 | 폐 폴리에스테르 텍스타일의 처리 방법 |
| KR20260006940A (ko) * | 2024-07-05 | 2026-01-13 | 에스케이케미칼 주식회사 | 폐 폴리에스테르 텍스타일의 해중합 방법 |
| CN118812841B (zh) * | 2024-07-08 | 2026-04-10 | 东华大学 | 一种可多次水解回收pa6及其制备方法和闭环回收方法 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3606980A1 (en) * | 2017-04-21 | 2020-02-12 | Sulzer Management AG | A process to prepare a cyclic oligomer and a cyclic oligomer obtainable thereby and a process to polymerize it |
| EP3778744A1 (en) * | 2020-03-03 | 2021-02-17 | UAB Neo Group | Processes for recycling polyethylene terephthalate |
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2021
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- 2022-06-07 WO PCT/IB2022/055289 patent/WO2022259142A1/en not_active Ceased
- 2022-06-07 JP JP2023575996A patent/JP2024523242A/ja active Pending
- 2022-06-07 EP EP22735228.3A patent/EP4352128A1/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3606980A1 (en) * | 2017-04-21 | 2020-02-12 | Sulzer Management AG | A process to prepare a cyclic oligomer and a cyclic oligomer obtainable thereby and a process to polymerize it |
| EP3778744A1 (en) * | 2020-03-03 | 2021-02-17 | UAB Neo Group | Processes for recycling polyethylene terephthalate |
Non-Patent Citations (2)
| Title |
|---|
| HODGE PHILIP ED - LIOU GUEY-SHENG ET AL: "Cyclodepolymerization as a method for the synthesis of macrocyclic oligomers", REACTIVE AND FUNCTIONAL POLYMERS, vol. 80, 31 December 2013 (2013-12-31), pages 21 - 32, XP028655060, ISSN: 1381-5148, DOI: 10.1016/J.REACTFUNCTPOLYM.2013.12.008 * |
| KAMAU S D ET AL: "CYCLO-DEPOLYMERIZATION OF POLY(PROPYLENE TEREPHTHALATE): SOME RING-OPENING POLYMERIZATIONS OF THE CYCLIC OLIGOMERS PRODUCED", POLYMERS FOR ADVANCED TECHNOLOGIES, WILEY & SONS , BOGNOR REGIS, GB, vol. 14, no. 7, 1 July 2003 (2003-07-01), pages 492 - 501, XP001177207, ISSN: 1042-7147, DOI: 10.1002/PAT.360 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES3052849A1 (es) * | 2025-08-07 | 2026-01-15 | Univ Valencia Politecnica | Procedimiento de reciclaje químico de succinato de polibutileno y biopoliéster obtenido por dicho procedimiento |
Also Published As
| Publication number | Publication date |
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| US20240262975A1 (en) | 2024-08-08 |
| JP2024523242A (ja) | 2024-06-28 |
| EP4352128A1 (en) | 2024-04-17 |
| MX2023014727A (es) | 2024-01-16 |
| WO2022259142A1 (en) | 2022-12-15 |
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