CA3154880A1 - Copolyesters produced from recycled copolyesters - Google Patents

Copolyesters produced from recycled copolyesters Download PDF

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Publication number
CA3154880A1
CA3154880A1 CA3154880A CA3154880A CA3154880A1 CA 3154880 A1 CA3154880 A1 CA 3154880A1 CA 3154880 A CA3154880 A CA 3154880A CA 3154880 A CA3154880 A CA 3154880A CA 3154880 A1 CA3154880 A1 CA 3154880A1
Authority
CA
Canada
Prior art keywords
mole
recycled
residues
polyester
glycol
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.)
Pending
Application number
CA3154880A
Other languages
English (en)
French (fr)
Inventor
Mark Allen Peters
Jonathan Michael HORTON
Travis Wynn KEEVER
Michael Paul Ekart
Erin G. EKART
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Eastman Chemical Co
Original Assignee
Eastman Chemical Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Eastman Chemical Co filed Critical Eastman Chemical Co
Publication of CA3154880A1 publication Critical patent/CA3154880A1/en
Pending legal-status Critical Current

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Classifications

    • 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
    • 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
    • C08G63/785—Preparation processes characterised by the apparatus used
    • 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
    • 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
    • C08G63/78—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
    • C08G63/86—Germanium, antimony, or compounds thereof
    • C08G63/866—Antimony 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
    • C08G63/89—Recovery of the polymer
    • 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
    • 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
    • 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
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/18—Manufacture of films or sheets
    • 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
    • C08G2250/00—Compositions for preparing crystalline 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
    • 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
    • Y02P20/141—Feedstock
    • Y02P20/143—Feedstock the feedstock being recycled material, e.g. plastics
    • 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)
  • Medicinal Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Manufacturing & Machinery (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
CA3154880A 2019-10-25 2020-10-08 Copolyesters produced from recycled copolyesters Pending CA3154880A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201962925882P 2019-10-25 2019-10-25
US201962925887P 2019-10-25 2019-10-25
US62/925,887 2019-10-25
US62/925,882 2019-10-25
PCT/US2020/054684 WO2021080777A1 (en) 2019-10-25 2020-10-08 Copolyesters produced from recycled copolyesters

Publications (1)

Publication Number Publication Date
CA3154880A1 true CA3154880A1 (en) 2021-04-29

Family

ID=73038413

Family Applications (1)

Application Number Title Priority Date Filing Date
CA3154880A Pending CA3154880A1 (en) 2019-10-25 2020-10-08 Copolyesters produced from recycled copolyesters

Country Status (9)

Country Link
US (2) US20220348715A1 (https=)
EP (2) EP4048726A1 (https=)
JP (2) JP7698637B2 (https=)
KR (2) KR20220092907A (https=)
CN (2) CN114787256B (https=)
BR (1) BR112022007592A2 (https=)
CA (1) CA3154880A1 (https=)
MX (1) MX2022004815A (https=)
WO (2) WO2021080777A1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023059368A1 (en) * 2021-10-08 2023-04-13 Eastman Chemical Company Shrinkable polyester films with reduced shrinkage

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12162250B2 (en) 2016-08-15 2024-12-10 Klöckner Pentaplast Of America, Inc. Hot fill laminate
DE102018112817A1 (de) 2018-05-29 2019-12-05 Klöckner Pentaplast Gmbh Transparente Polymerfolie mit Verfärbungskompensation
CN114787233B (zh) 2019-10-08 2024-08-27 伊士曼化工公司 用于具有回收料含量的可结晶反应器级树脂的催化剂体系
US20220348715A1 (en) * 2019-10-25 2022-11-03 Eastman Chemical Company Copolyesters produced from recycled copolyesters
CN114316523A (zh) * 2020-09-30 2022-04-12 美国克罗克纳潘塔普拉斯特有限公司 热收缩膜及其制造方法
JP2023551656A (ja) 2020-11-18 2023-12-12 クロックナー、ペンタプラスト、オブ、アメリカ、インコーポレイテッド 熱成形包装およびその形成方法
KR20230004123A (ko) * 2021-06-30 2023-01-06 에스케이케미칼 주식회사 재사용 단량체를 포함하는 폴리에스테르 공중합체
DE112022002485B4 (de) * 2021-08-31 2025-12-11 C.I. Takiron Corporation Wärmeschrumpfbare polyesterfolie
KR20240050423A (ko) * 2021-08-31 2024-04-18 이스트만 케미칼 컴파니 게르마늄 촉매로 제조된 코폴리에스터
EP4402202A4 (en) * 2021-09-16 2025-07-09 Circ Llc PROCESS FOR FORMING A POLYESTER FROM A REGENERATED DIACID FORMED FROM THE DEPOLYMERIZATION OF A WASTE MATERIAL
WO2023163974A1 (en) * 2022-02-22 2023-08-31 Klöckner Pentaplast Of America, Inc. Bio-based thermoformed packaging and methods of forming the same
CN118922305A (zh) 2022-03-18 2024-11-08 伊士曼化工公司 多层可结晶可收缩膜和片材
DE112022005482T5 (de) * 2022-03-31 2024-09-12 Bonset America Corporation Wärmeschrumpfbare polyesterfolie
US20250230315A1 (en) 2022-04-06 2025-07-17 Eastman Chemical Company Multilayer shrinkable polyester films with improved toughness
TWI811062B (zh) * 2022-08-12 2023-08-01 南亞塑膠工業股份有限公司 高分子材料的製造方法
CN115785407B (zh) * 2022-11-30 2024-02-13 美瑞新材料创新中心(山东)有限公司 一种制备高性能高值化共聚酯的方法
US12410288B2 (en) 2022-11-30 2025-09-09 Klöckner Pentaplast Of America, Inc. Heat-shrinkable films and related systems and methods
CN119451813A (zh) * 2023-02-08 2025-02-14 埃斯特尔工业有限公司 环保型双轴取向可超热封聚酯膜及其制备方法
WO2025188873A1 (en) * 2024-03-06 2025-09-12 Auriga Polymers, Inc. Polyester composition for extrusion blow molded containers containing post-consumer polyester and process for its preparation
CN118879042B (zh) * 2024-07-29 2025-01-07 江苏锐升新材料有限公司 一种高耐磨抗形变的petg复合板材及其制备方法
CN118755065B (zh) * 2024-09-09 2025-03-21 河南银金达新材料股份有限公司 易回收petg共聚酯及含其的热收缩膜及其循环利用方法

Family Cites Families (96)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2720507A (en) 1952-10-03 1955-10-11 Eastman Kodak Co Organo-metallic tin catalysts for preparation of polyesters
US3037050A (en) 1955-08-05 1962-05-29 Glanzstoff Ag Regeneration of terephthalic acid dimethyl ester from polyethylene terephthalate
BE635706A (https=) 1962-08-17
US3426754A (en) 1964-06-12 1969-02-11 Celanese Corp Breathable medical dressing
CH550753A (it) 1970-11-26 1974-06-28 Sir Soc Italiana Resine Spa Procedimento per la depolimerizzazione di polietilentereftalato.
JPS5027510B2 (https=) * 1971-12-03 1975-09-08
BE794938A (fr) 1972-02-02 1973-08-02 Eastman Kodak Co Nouveau procede de preparation de copolyesters et applications
US3944699A (en) 1972-10-24 1976-03-16 Imperial Chemical Industries Limited Opaque molecularly oriented and heat set linear polyester film and process for making same
US4138459A (en) 1975-09-08 1979-02-06 Celanese Corporation Process for preparing a microporous polymer film
US4259478A (en) 1979-12-14 1981-03-31 Eastman Kodak Company Process for preparing high molecular weight copolyesters
JPS60248646A (ja) 1984-05-25 1985-12-09 Toray Ind Inc ポリエステル屑の解重合方法
JPS6137827A (ja) 1984-07-31 1986-02-22 Asahi Chem Ind Co Ltd 印刷用合成樹脂フイルム
JPS61146308A (ja) 1984-12-21 1986-07-04 Ube Ind Ltd 多孔質ポリプロピレン中空糸又はフイルムの製造法
US4582752A (en) 1985-07-11 1986-04-15 Mobil Oil Corporation Heat shrinkable, lustrous satin appearing, opaque film compositions
US4632869A (en) 1985-09-03 1986-12-30 Mobil Oil Corporation Resin composition, opaque film and method of preparing same
US4698372A (en) 1985-09-09 1987-10-06 E. I. Du Pont De Nemours And Company Microporous polymeric films and process for their manufacture
JPH0733063B2 (ja) 1987-02-05 1995-04-12 ダイアホイルヘキスト株式会社 収縮フイルム
DD258240A1 (de) * 1987-03-09 1988-07-13 Engels Chemiefaserwerk Veb Verfahren zur wiederverwendung von polyesterabfaellen
US4770931A (en) 1987-05-05 1988-09-13 Eastman Kodak Company Shaped articles from polyester and cellulose ester compositions
US5176954A (en) 1989-03-16 1993-01-05 Mobil Oil Corporation High opacity film and method thereof
US5051528A (en) 1990-04-24 1991-09-24 Eastman Kodak Company Recovery process for ethylene glycol and dimethylterephthalate
FR2682956B1 (fr) 1991-10-29 1994-01-07 Rhone Poulenc Chimie Procede de preparation de polyesters hydrosolubles et/ou hydrodispersables et utilisation de ces polyesters pour l'encollage de fils textiles.
WO1993016864A1 (fr) 1992-02-25 1993-09-02 Toray Industries, Inc. Feuille stratifiee et orientee biaxialement de polyester
US5223544A (en) 1992-03-31 1993-06-29 Shell Oil Company Process for the removal of foreign materials from a post-consumer plyethylene terephthalate feed stream
US5298530A (en) 1992-11-25 1994-03-29 Eastman Kodak Company Process of recovering components from scrap polyester
US5372864A (en) 1993-09-03 1994-12-13 Eastman Chemical Company Toners for polyesters
IL110514A0 (en) 1993-10-04 1994-10-21 Eastman Chem Co Concentrates for improving polyester compositions and a method for preparing such compositions
US5414022A (en) 1994-03-10 1995-05-09 Eastman Kodak Company Process of recovering components from polyester resins
JP3349703B2 (ja) * 1994-03-11 2002-11-25 ソリユテイア・インコーポレイテツド 再利用ポリエステルのコポリマー
US6004664A (en) 1994-11-02 1999-12-21 Toyo Boseki Kabushiki Kaisha Film having fine voids and manufacture thereof
DE19540277B4 (de) 1994-11-02 2007-04-19 Toyo Boseki K.K. Folie mit feinen Hohlräumen und Verfahren zu deren Herstellung
US5432203A (en) 1994-12-12 1995-07-11 Eastman Kodak Company Process of recovering components from polyester resins
US5576456A (en) 1996-01-22 1996-11-19 Eastman Kodak Company Recovery of components from polyester resins
US5696176A (en) 1995-09-22 1997-12-09 Eastman Chemical Company Foamable polyester compositions having a low level of unreacted branching agent
US5635584A (en) 1995-12-07 1997-06-03 Eastman Chemical Company Process including glycolysis and subsequent purification for recycling polyester materials
US5559159A (en) 1995-12-07 1996-09-24 Eastman Chemical Company Process including depolymerization in polyester reactor for recycling polyester materials
DE19643479B4 (de) * 1996-10-22 2006-04-20 Zimmer Ag Verfahren zur Herstellung von Polyethylenterephthalat aus Polyethylenterephthalat-Abfall
US5945460A (en) 1997-03-20 1999-08-31 Eastman Chemical Company Process for continuously producing polyester articles with scrap recycle in a continuous melt-to-preform process
US5866622A (en) * 1997-04-18 1999-02-02 E. I. Du Pont De Nemours And Company Recovery of polyester from contaminated polyester waste
JP3739170B2 (ja) * 1997-05-12 2006-01-25 日本エステル株式会社 スクラップ利用ポリエステルの製造法
TWI249548B (en) 1998-12-08 2006-02-21 Toyo Boseki Void-containing polyester-based film
DE10006903A1 (de) 1999-02-17 2000-11-23 Agency Ind Science Techn Verfahren zur kontinuierlichen Herstellung monomerer Komponenten aus aromatischem Polyester
US6362306B1 (en) * 1999-08-17 2002-03-26 Eastman Chemical Company Reactor grade copolyesters for shrink film applications
US6500533B1 (en) 2000-02-09 2002-12-31 Exxonmobil Oil Corporation Opaque polymeric films cavitated with PBT and polycarbonate
KR100561960B1 (ko) 2000-04-03 2006-03-21 도요 보세키 가부시키가이샤 공동 함유 폴리에스테르계 필름
JP4649710B2 (ja) 2000-07-28 2011-03-16 東洋紡績株式会社 熱収縮性ポリエステル系フィルム、熱収縮性チューブとその製造方法、およびラベルとそれを装着した容器
JP3889219B2 (ja) * 2000-11-15 2007-03-07 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及び装置
US6906164B2 (en) * 2000-12-07 2005-06-14 Eastman Chemical Company Polyester process using a pipe reactor
JP2002338671A (ja) * 2001-05-17 2002-11-27 Toray Ind Inc ポリエステルの製造方法
US20030068453A1 (en) 2001-10-02 2003-04-10 Dan-Cheng Kong Multilayer sleeve labels
JP4212799B2 (ja) * 2001-10-16 2009-01-21 帝人ファイバー株式会社 ポリエステル繊維廃棄物からのテレフタル酸回収方法
ATE340211T1 (de) 2002-02-14 2006-10-15 Toyo Boseki Wärmeschrumpfbare polyesterfolien
JP4284959B2 (ja) 2002-02-14 2009-06-24 東洋紡績株式会社 和紙の外観を有する熱収縮性ポリエステル系フィルム及びラベル
JP3693334B2 (ja) 2002-11-15 2005-09-07 花王株式会社 トナー用結着樹脂組成物
JP2004181863A (ja) 2002-12-05 2004-07-02 Toyobo Co Ltd 熱収縮性ポリエステル系フィルムロールおよびその製造方法
JP2004196918A (ja) * 2002-12-17 2004-07-15 Fuji Seal Inc 熱収縮性フィルム用材料、ポリエステル系熱収縮性フィルム及びポリエステル系シュリンクラベル
US7297721B2 (en) 2003-06-20 2007-11-20 Futura Polyesters Limited Process for controlled polymerization of a mixed polymer
EP1698461B1 (en) * 2003-12-26 2010-02-10 Toyo Boseki Kabushiki Kaisha Heat shrinkable polyester film and heat shrinkable label
JP4568043B2 (ja) * 2004-07-12 2010-10-27 三菱樹脂株式会社 ポリエステル系樹脂組成物、該樹脂組成物からなる熱収縮性ポリエステル系フィルム、成形品および容器
CN101193938A (zh) * 2005-06-17 2008-06-04 伊士曼化工公司 包含高含量环丁二醇的聚酯组合物及由其制备的制品
US9777111B2 (en) * 2005-10-20 2017-10-03 Grupo Petrotemex, S.A. De C.V. PET polymer with improved properties
US20070142511A1 (en) * 2005-12-15 2007-06-21 Crawford Emmett D Polyester compositions which comprise cyclobutanediol ethylene glycol, titanium, and phosphorus with improved color and manufacturing processes therefor
US20080039540A1 (en) * 2005-12-28 2008-02-14 Reitz Robert R Process for recycling polyesters
CN101395211A (zh) * 2006-01-27 2009-03-25 通用电气公司 衍生自聚对苯二甲酸乙二醇酯（pet）并含有pet残基的聚对苯二甲酸1,3-丙二醇酯（ptt）
US7799836B2 (en) * 2006-03-01 2010-09-21 Sabic Innovative Plastics Ip B.V. Process for making polybutylene terephthalate (PBT) from polyethylene terephthalate (PET)
JP5251049B2 (ja) * 2007-09-21 2013-07-31 東洋紡株式会社 共重合ポリエステル
US20090227735A1 (en) * 2008-03-07 2009-09-10 Eastman Chemical Company Miscible polyester blends and shrinkable films prepared therefrom
US7799892B2 (en) 2008-05-02 2010-09-21 Sabic Innovative Plastics Ip B.V. Method of making polybutylene terephthalate and compositions and articles comprising the same
US7910657B2 (en) * 2008-12-30 2011-03-22 Sabic Innovative Plastics Ip B.V. Process for the manufacture of polybutylene terephthalate copolymers from polyethylene terephthalate, and compositions and articles thereof
US8877862B2 (en) * 2011-07-15 2014-11-04 Saudi Basic Industries Corporation Method for color stabilization of poly(butylene-co-adipate terephthalate
US10000588B2 (en) * 2011-07-28 2018-06-19 Eastman Chemical Company Coating for the inner surface of plastic bottles for protection against degradation from volatile organic compounds
US20130029068A1 (en) * 2011-07-28 2013-01-31 Eastman Chemical Company Extrusion blow molded articles
US20130041053A1 (en) * 2011-08-12 2013-02-14 Eastman Chemical Company Process for the Preparation of Polyesters with High Recycle Content
CN102585182A (zh) * 2012-01-10 2012-07-18 金发科技股份有限公司 一种由消费后聚酯制备非晶共聚酯的方法
CN103289122A (zh) * 2012-03-02 2013-09-11 江南大学 一种用乙二醇法解聚废弃聚酯纤维的生产方法
CN102807669B (zh) * 2012-08-09 2014-08-20 宜兴市光辉包装材料有限公司 一种膜用聚酯的制备方法
US10329393B2 (en) * 2012-12-12 2019-06-25 Eastman Chemical Company Copolysters plasticized with polymeric plasticizer for shrink film applications
JP2016509097A (ja) * 2013-01-11 2016-03-24 リライアンス、インダストリーズ、リミテッドＲｅｌｉａｎｃｅ Ｉｎｄｕｓｔｒｉｅｓ Ｌｉｍｉｔｅｄ ポリエステル廃棄物の再利用プロセス
KR101733186B1 (ko) * 2015-07-15 2017-05-08 에스케이씨 주식회사 열수축성 적층 필름 및 이를 이용한 열수축성 라벨
CN106065068B (zh) * 2016-07-27 2017-10-27 安徽泰达新材料股份有限公司 粉末涂料用纯聚酯及其制备方法
CN109563247B (zh) * 2016-08-18 2021-10-08 伊士曼化工公司 使用改进的催化剂体系的包含四甲基环丁二醇和乙二醇的聚酯组合物
EP3500615B1 (en) * 2016-08-18 2025-08-06 Eastman Chemical Company Oriented films and shrink films comprising polyesters which comprise tetramethyl cyclobutanediol and ethylene glycol
EP3500616B1 (en) * 2016-08-18 2021-03-24 Eastman Chemical Company Polyester compositions which comprise tetramethylcyclobutandiol and ethylene glycol, with improved catalyst system
EP3366471B1 (en) * 2017-02-27 2019-11-20 Cryovac, LLC Antifog sealant composition and coextruded multilayer polyester film including the same
JP6607473B2 (ja) * 2017-04-27 2019-11-20 東洋紡株式会社 熱収縮性フィルム用ポリエステル樹脂、熱収縮性フィルム、熱収縮性ラベル、及び包装体
CN107652423B (zh) * 2017-09-18 2019-10-11 浙江理工大学 一种废聚酯醇解法制备再生低熔点聚酯的方法
CN107793560B (zh) * 2017-09-18 2019-10-08 浙江理工大学 一种废聚酯醇解法制备再生高收缩聚酯的方法
US10543656B2 (en) * 2018-01-11 2020-01-28 Eastman Chemical Company Tough shrinkable films
KR20210070360A (ko) * 2018-10-08 2021-06-14 이스트만 케미칼 컴파니 반응기 등급 수지로부터 제조된 결정화가능한 수축성 필름 및 열성형성 시트
CN110684184B (zh) * 2019-08-30 2022-06-28 江阴市华宏化纤有限公司 二元醇改性petg聚酯切片及其生产工艺
CN114787233B (zh) * 2019-10-08 2024-08-27 伊士曼化工公司 用于具有回收料含量的可结晶反应器级树脂的催化剂体系
EP4041796A1 (en) * 2019-10-08 2022-08-17 Eastman Chemical Company Catalyst systems for crystallizable reactor grade resins
US20220348715A1 (en) * 2019-10-25 2022-11-03 Eastman Chemical Company Copolyesters produced from recycled copolyesters
CN111849026A (zh) 2020-08-27 2020-10-30 华润化学材料科技股份有限公司 一种生产rPET瓶级聚酯切片的方法和系统
CN212425924U (zh) 2020-08-27 2021-01-29 华润化学材料科技股份有限公司 一种生产rPET瓶级聚酯切片的系统
JP7644440B2 (ja) * 2020-09-29 2025-03-12 ユニチカ株式会社 再生ポリエステル樹脂及び再生ポリエステル樹脂の製造方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023059368A1 (en) * 2021-10-08 2023-04-13 Eastman Chemical Company Shrinkable polyester films with reduced shrinkage

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