DE69625951D1 - Verfahren zur Wiederverwerkung von Polyethylenterephthalat enthaltenden Polymermischungen - Google Patents
Verfahren zur Wiederverwerkung von Polyethylenterephthalat enthaltenden PolymermischungenInfo
- Publication number
- DE69625951D1 DE69625951D1 DE69625951T DE69625951T DE69625951D1 DE 69625951 D1 DE69625951 D1 DE 69625951D1 DE 69625951 T DE69625951 T DE 69625951T DE 69625951 T DE69625951 T DE 69625951T DE 69625951 D1 DE69625951 D1 DE 69625951D1
- Authority
- DE
- Germany
- Prior art keywords
- polyethylene terephthalate
- mixtures containing
- containing polyethylene
- polymer mixtures
- recycling polymer
- 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 - Fee Related
Links
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
- C08J11/06—Recovery or working-up of waste materials of polymers without chemical reactions
- C08J11/08—Recovery or working-up of waste materials of polymers without chemical reactions using selective solvents for polymer components
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
- B29B17/0026—Recovery of plastics or other constituents of waste material containing plastics by agglomeration or compacting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
- B29B17/02—Separating plastics from other materials
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
- B29B2017/001—Pretreating the materials before recovery
- B29B2017/0015—Washing, rinsing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
- B29B17/02—Separating plastics from other materials
- B29B2017/0203—Separating plastics from plastics
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
- B29B17/02—Separating plastics from other materials
- B29B2017/0213—Specific separating techniques
- B29B2017/0293—Dissolving the materials in gases or liquids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2067/00—Use of polyesters or derivatives thereof, as moulding material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2067/00—Use of polyesters or derivatives thereof, as moulding material
- B29K2067/003—PET, i.e. poylethylene terephthalate
-
- 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)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Environmental & Geological Engineering (AREA)
- Mechanical Engineering (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
- Polyesters Or Polycarbonates (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Processing Of Solid Wastes (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/436,078 US5554657A (en) | 1995-05-08 | 1995-05-08 | Process for recycling mixed polymer containing polyethylene terephthalate |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69625951D1 true DE69625951D1 (de) | 2003-03-06 |
DE69625951T2 DE69625951T2 (de) | 2003-07-03 |
Family
ID=23731023
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE1996625951 Expired - Fee Related DE69625951T2 (de) | 1995-05-08 | 1996-05-07 | Verfahren zur Wiederverwerkung von Polyethylenterephthalat enthaltenden Polymermischungen |
Country Status (19)
Country | Link |
---|---|
US (1) | US5554657A (de) |
EP (1) | EP0742251B1 (de) |
JP (1) | JPH08325407A (de) |
KR (1) | KR960041251A (de) |
CN (1) | CN1143090A (de) |
AR (1) | AR001866A1 (de) |
AT (1) | ATE231895T1 (de) |
AU (1) | AU704462B2 (de) |
BR (1) | BR9602163A (de) |
CA (1) | CA2175876A1 (de) |
DE (1) | DE69625951T2 (de) |
DK (1) | DK0742251T3 (de) |
ES (1) | ES2190463T3 (de) |
HU (1) | HU218012B (de) |
NO (1) | NO312103B1 (de) |
PL (1) | PL186674B1 (de) |
PT (1) | PT742251E (de) |
SG (1) | SG48395A1 (de) |
TW (1) | TW397851B (de) |
Families Citing this family (105)
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US5876644A (en) * | 1996-08-27 | 1999-03-02 | Wellman, Inc. | Food quality polyester recycling |
EP0850982B1 (de) * | 1996-12-31 | 2004-02-18 | M&G POLIMERI ITALIA SPA | Verfahren zur Rückgewinnung von festem mikroporösem Polyester aus einem Recyclingstrom und Produkte daraus |
US5824745A (en) * | 1997-02-28 | 1998-10-20 | Brown; William F. | Resin composition |
US6506852B2 (en) | 1997-04-02 | 2003-01-14 | Djk Techno Science Laboratories, Inc. | Polyester resin and process for producing molded product thereof |
US6103774A (en) * | 1997-04-02 | 2000-08-15 | The Coca-Cola Company | Process for removing contaminants from polyesters and controlling polymer molecular weight |
EP0984027B1 (de) * | 1997-04-02 | 2004-12-15 | DJK Techno Science Laboratories Inc. | Polyesterharz und verfahren zur herstellung eines geformten gegenstandes |
US5866622A (en) * | 1997-04-18 | 1999-02-02 | E. I. Du Pont De Nemours And Company | Recovery of polyester from contaminated polyester waste |
US5977294A (en) * | 1997-05-13 | 1999-11-02 | Prs, Llc | Polymer deformulation by solvent solution filtration |
EP0930330B1 (de) * | 1998-01-20 | 2004-12-22 | Mitsubishi Polyester Film Corporation | Polyesterfolie für Dekorschicht |
US6147128A (en) * | 1998-05-14 | 2000-11-14 | Astenjohnson, Inc. | Industrial fabric and yarn made from recycled polyester |
CN1068896C (zh) * | 1998-08-19 | 2001-07-25 | 黄菁华 | 一种建筑物面隔热弹性防水涂料及其制备方法 |
US6344109B1 (en) | 1998-12-18 | 2002-02-05 | Bki Holding Corporation | Softened comminution pulp |
JP4380828B2 (ja) * | 1999-01-13 | 2009-12-09 | 東洋紡績株式会社 | 回収ポリエステルフィラメントおよびそれを用いた繊維製品 |
JP2002536203A (ja) | 1999-02-04 | 2002-10-29 | ビユーラー・アクチエンゲゼルシヤフト | プラスチック材料の品質を良くするための方法 |
GB9908454D0 (en) * | 1999-04-13 | 1999-06-09 | Bp Chem Int Ltd | Process |
EP1237998B1 (de) * | 1999-11-18 | 2004-07-07 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Verfahren zur wiedergewinnung von polyestern oder polyestergemischen |
KR100341017B1 (ko) * | 2000-03-14 | 2002-06-20 | 허동수 | 폐플라스틱을 재활용하기 위한 세정 방법 |
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DE10062437A1 (de) * | 2000-12-15 | 2002-06-20 | Der Gruene Punkt Duales Syst | Verfahren zum Aufbereiten eines Kunststoffgemisches |
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DE10207591A1 (de) * | 2002-02-22 | 2003-09-04 | Kuraray Specialities Europe | Verfahren zum Recycling von beschichteten Kunststoff-Formkörpern |
EP2275474B1 (de) | 2002-04-09 | 2018-10-17 | Signode International IP Holdings LLC | Polyester umreifung mit hoher integrität |
WO2003097468A1 (fr) * | 2002-05-21 | 2003-11-27 | Kureha Chemical Industry Company, Limited | Bouteille presentant une excellente aptitude au recyclage et procede de recyclage de cette bouteille |
US7211193B2 (en) * | 2002-06-04 | 2007-05-01 | Pet Rebirth Co., Ltd. | Processes for the purification of bis(2-hydroxyethyl)terephthalate |
US7297721B2 (en) * | 2003-06-20 | 2007-11-20 | Futura Polyesters Limited | Process for controlled polymerization of a mixed polymer |
US20050059746A1 (en) * | 2003-09-17 | 2005-03-17 | Moncada Andres Juan Antonio | Flexible manufacture of polyethylene terephthalate ("PET") |
DE102004018287B4 (de) * | 2004-04-15 | 2006-04-27 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Verfahren zum Recycling von Polyestern oder Polyestergemischen aus polyesterhaltigen Abfällen |
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US11920005B2 (en) * | 2020-04-30 | 2024-03-05 | University Of Wyoming | Use of multifunctional CO2 for depolymerization of polyethylene terephthalate |
DE102020123772B4 (de) * | 2020-09-11 | 2022-08-25 | Rittec Umwelttechnik Gmbh | Verfahren zur Herstellung eines Terephthalsäure-Gemisches |
US11655350B2 (en) | 2021-04-16 | 2023-05-23 | Uop Llc | Solvent based approach to post-consumer recycling of polyethylene terephthalate |
KR102301724B1 (ko) * | 2021-05-18 | 2021-09-10 | 에스케이에코플랜트(주) | 재활용 폴리에틸렌테레프탈레이트를 이용한 친환경 인발성형용 불포화폴리에스테르수지의 제조방법 |
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WO2023076210A2 (en) * | 2021-10-25 | 2023-05-04 | Eastman Chemical Company | Processes for recovering polyesters from feedstocks |
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GB1201523A (en) * | 1968-05-17 | 1970-08-05 | Ici Ltd | Finely divided polyesters |
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US4617111A (en) * | 1985-07-26 | 1986-10-14 | Plastic Recycling Foundation, Inc. | Method for the separation of a mixture of polyvinyl chloride and polyethylene terephtalate |
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US5380793A (en) * | 1993-07-13 | 1995-01-10 | Ashland Oil, Inc. | Styrene soluble unsatured polyester resin from polyethylene terephthalate |
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-
1995
- 1995-05-08 US US08/436,078 patent/US5554657A/en not_active Expired - Fee Related
-
1996
- 1996-04-17 SG SG1996009333A patent/SG48395A1/en unknown
- 1996-05-06 AU AU52092/96A patent/AU704462B2/en not_active Ceased
- 1996-05-06 CA CA 2175876 patent/CA2175876A1/en not_active Abandoned
- 1996-05-06 NO NO19961827A patent/NO312103B1/no unknown
- 1996-05-06 PL PL96314078A patent/PL186674B1/pl unknown
- 1996-05-06 BR BR9602163A patent/BR9602163A/pt not_active IP Right Cessation
- 1996-05-07 KR KR1019960014833A patent/KR960041251A/ko not_active Application Discontinuation
- 1996-05-07 AT AT96201131T patent/ATE231895T1/de not_active IP Right Cessation
- 1996-05-07 PT PT96201131T patent/PT742251E/pt unknown
- 1996-05-07 DK DK96201131T patent/DK0742251T3/da active
- 1996-05-07 EP EP96201131A patent/EP0742251B1/de not_active Expired - Lifetime
- 1996-05-07 HU HU9601211A patent/HU218012B/hu not_active IP Right Cessation
- 1996-05-07 DE DE1996625951 patent/DE69625951T2/de not_active Expired - Fee Related
- 1996-05-07 AR AR33642096A patent/AR001866A1/es unknown
- 1996-05-07 CN CN96106202A patent/CN1143090A/zh active Pending
- 1996-05-07 ES ES96201131T patent/ES2190463T3/es not_active Expired - Lifetime
- 1996-05-07 JP JP13570396A patent/JPH08325407A/ja active Pending
- 1996-07-08 TW TW85108237A patent/TW397851B/zh not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
ES2190463T3 (es) | 2003-08-01 |
AR001866A1 (es) | 1997-12-10 |
JPH08325407A (ja) | 1996-12-10 |
HU9601211D0 (en) | 1996-07-29 |
US5554657A (en) | 1996-09-10 |
NO961827D0 (no) | 1996-05-06 |
BR9602163A (pt) | 1998-01-13 |
EP0742251B1 (de) | 2003-01-29 |
PT742251E (pt) | 2003-04-30 |
DE69625951T2 (de) | 2003-07-03 |
EP0742251A1 (de) | 1996-11-13 |
KR960041251A (ko) | 1996-12-19 |
SG48395A1 (en) | 1998-04-17 |
TW397851B (en) | 2000-07-11 |
HUP9601211A3 (en) | 1997-10-28 |
ATE231895T1 (de) | 2003-02-15 |
AU5209296A (en) | 1996-11-21 |
NO312103B1 (no) | 2002-03-18 |
DK0742251T3 (da) | 2003-05-26 |
HU218012B (hu) | 2000-05-28 |
PL314078A1 (en) | 1996-11-12 |
HUP9601211A2 (en) | 1997-04-28 |
PL186674B1 (pl) | 2004-02-27 |
CN1143090A (zh) | 1997-02-19 |
AU704462B2 (en) | 1999-04-22 |
CA2175876A1 (en) | 1996-11-09 |
NO961827L (no) | 1996-11-11 |
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