IT1031758B - Ricupero di scarti di poltesteri - Google Patents

Ricupero di scarti di poltesteri

Info

Publication number
IT1031758B
IT1031758B IT20293/75A IT2029375A IT1031758B IT 1031758 B IT1031758 B IT 1031758B IT 20293/75 A IT20293/75 A IT 20293/75A IT 2029375 A IT2029375 A IT 2029375A IT 1031758 B IT1031758 B IT 1031758B
Authority
IT
Italy
Prior art keywords
polthester
recovery
waste
polthester waste
Prior art date
Application number
IT20293/75A
Other languages
English (en)
Original Assignee
Du Pont
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 Du Pont filed Critical Du Pont
Application granted granted Critical
Publication of IT1031758B publication Critical patent/IT1031758B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/03—Preparation of carboxylic acid esters by reacting an ester group with a hydroxy group

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (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)
IT20293/75A 1974-02-15 1975-02-14 Ricupero di scarti di poltesteri IT1031758B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US442910A US3907868A (en) 1974-02-15 1974-02-15 Polyester waste recovery

Publications (1)

Publication Number Publication Date
IT1031758B true IT1031758B (it) 1979-05-10

Family

ID=23758656

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20293/75A IT1031758B (it) 1974-02-15 1975-02-14 Ricupero di scarti di poltesteri

Country Status (10)

Country Link
US (1) US3907868A (it)
JP (1) JPS5953254B2 (it)
BE (1) BE825521A (it)
CA (1) CA1040349A (it)
DE (1) DE2506259C2 (it)
FR (1) FR2261302B1 (it)
GB (1) GB1458487A (it)
IT (1) IT1031758B (it)
LU (1) LU71856A1 (it)
NL (1) NL181800C (it)

Families Citing this family (58)

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US4539341A (en) * 1984-02-22 1985-09-03 Jim Walter Resources, Inc. Digestion products of polyalkylene terephthalate polymers and polycarboxylic acid-containing polyols and polymeric foams obtained therefrom
US4873268A (en) * 1984-02-22 1989-10-10 Sloss Industries Corporation Digestion products of polyalkylene terephthalate polymers and polycarboxylic acid-containing polyols and polymeric foams obtained therefrom
US4559370A (en) * 1984-05-25 1985-12-17 Blanpied Robert H Copolyester polyol resins, polyol blends comprising the same, and resultant polyisocyanurate foams
US4876378A (en) * 1988-05-23 1989-10-24 Eastman Kodak Company Recovery of dialkyl naphthalene-2,6-dicarboxylates from naphthalene-2,6-dicarboxylic acid-containing polyesters
US5236959A (en) * 1992-03-12 1993-08-17 Hoechst Celanese Corporation Process for recycling polyester/cotton blends
US5602187A (en) * 1992-05-18 1997-02-11 Swig Pty Ltd. Polyethylene terephthalate decontamination
US5504121A (en) * 1992-05-18 1996-04-02 Swig Pty Ltd. Polyethylene terephthalate decontamination
US5298530A (en) * 1992-11-25 1994-03-29 Eastman Kodak Company Process of recovering components from scrap polyester
EP0604897A1 (en) * 1992-12-28 1994-07-06 Hoechst Celanese Corporation Carpet containing a holt melt polyester layer
US5414106A (en) * 1994-02-14 1995-05-09 Hoechst Celanese Corporation Process for recovering dimethyl terephthalate
US5532404A (en) * 1994-05-27 1996-07-02 E. I. Du Pont De Nemours And Company Monomer recovery process for contaminated polymers
US5414107A (en) * 1994-07-20 1995-05-09 Hoechst Celanese Corporation Process for recycling polyethylene terephthalate process residues containing alkali metal organic salts
US5502239A (en) * 1995-08-07 1996-03-26 Hoechst Celanese Corporation Process for recovering dimethyl terephthalate
US5747547A (en) * 1995-08-11 1998-05-05 Eastman Kodak Company Recovery of components from polyester resins
US5576456A (en) * 1996-01-22 1996-11-19 Eastman Kodak Company Recovery of components from polyester resins
US5744503A (en) * 1996-02-01 1998-04-28 Hoechst Celanese Corporation Recycling polyester and recovering glycols
FR2753973B1 (fr) * 1996-06-04 1999-01-29 T B I Procede d'obtention de polyols et polyols obtenus selon le procede
US5821381A (en) * 1997-02-03 1998-10-13 Eastman Kodak Company Low pressure process for purifying crude polyester by sublimation
US5712410A (en) * 1997-03-03 1998-01-27 Eastman Kodak Company Gas phase crystallization of dimethyl terephthalate
WO2004087627A1 (ja) * 1997-11-14 2004-10-14 Nobuo Ishihara ポリエステルの分解方法及びポリエステルのモノマー化装置
WO2001030729A1 (fr) * 1999-10-22 2001-05-03 Teijin Limited Procede de separation et de recuperation de dimethylterephthalate et d'ethylene glycol de residus de polyester
US6279656B1 (en) 1999-11-03 2001-08-28 Santrol, Inc. Downhole chemical delivery system for oil and gas wells
JP3994660B2 (ja) * 2000-12-22 2007-10-24 日立化成工業株式会社 不飽和ポリエステル樹脂硬化物用分解処理液、該処理液を用いた不飽和ポリエステル樹脂硬化物の処理方法及び複合材料の分離方法
US8188172B2 (en) * 2003-12-17 2012-05-29 Sabic Innovative Plastics Ip B.V. Polyester compositions, method of manufacture, and uses thereof
US7812077B2 (en) * 2003-12-17 2010-10-12 Sabic Innovative Plastics Ip B.V. Polyester compositions, method of manufacture, and uses thereof
US7807745B2 (en) * 2006-01-27 2010-10-05 Sabic Innovative Plastics Ip B.V. Molding compositions containing polycarbonate and modified polybutylene terephthalate (PBT) random copolymers derived from polyethylene terephthalate (PET)
CA2626033C (en) * 2005-12-29 2013-09-03 Bp Corporation North America Inc. Ethanolysis of pet to form det and oxidation thereof
RU2458946C2 (ru) * 2005-12-29 2012-08-20 Бп Корпорейшн Норт Америка Инк. Способ этанолиза поли(этилентерефталата) (пэт) с образованием диэтилентерефталата
JP2009525358A (ja) * 2006-01-27 2009-07-09 ゼネラル・エレクトリック・カンパニイ ポリアルキレンテレフタレート類とｐｅｔ由来の変性ポリブチレンテレフタレート（ｐｂｔ）類とを含む成形組成物
US8680167B2 (en) * 2006-01-27 2014-03-25 Sabic Innovative Plastics Ip B.V. Molding compositions containing fillers and modified polybutylene terephthalate (PBT) random copolymers derived from polyethylene terephthalate (PET)
US7795320B2 (en) * 2006-01-27 2010-09-14 Sabic Innovative Plastics Ip B.V. Copolyetheresters derived from polyethylene terephthalate
US7923506B2 (en) * 2006-01-27 2011-04-12 Sabic Innovative Plastics Ip B.V. Molding compositions containing modified polybutylene terephthalate (PBT) random copolymers derived from polyethylene terephthalate (PET)
US7902263B2 (en) * 2006-01-27 2011-03-08 Sabic Innovative Plastics Ip B.V. Process for making polybutylene terephthalate (PBT) from polyethylene terephthalate (PET)
US7902264B2 (en) * 2006-01-27 2011-03-08 Sabic Innovative Plastics Ip B.V. Polytrimethylene terephthalate (PTT) derived from polyethylene terephthalate (PET) and containing PET residues
WO2007089747A1 (en) * 2006-01-27 2007-08-09 General Electric Company Articles derived from compositions containing modified polybutylene terephthalate (pbt) random copolymers derived from polyethylene terephthalate (pet)
US7799836B2 (en) * 2006-03-01 2010-09-21 Sabic Innovative Plastics Ip B.V. Process for making polybutylene terephthalate (PBT) from polyethylene terephthalate (PET)
US7799838B2 (en) * 2006-07-26 2010-09-21 Sabic Innovative Plastics Ip B.V. Elastomer blends of polyesters and copolyetheresters derived from polyethylene terephthalate, method of manufacture, and articles therefrom
US8309656B2 (en) * 2006-07-26 2012-11-13 Sabic Innovative Plastics Ip B.V. Elastomer blends containing polycarbonates and copolyetheresters derived from polyethylene terephthalate, method of manufacture, and articles 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
US7928150B2 (en) * 2008-05-06 2011-04-19 Sabic Innovative Plastics Ip B.V. Process for the manufacture of lonomeric polybutylene terephthalate from polyethylene terephthalate, and compositions and articles thereof
US20100168328A1 (en) * 2008-12-30 2010-07-01 Ganesh Kannan Process for the manufacture of polycyclohexane dimethylene terephthalate copolymers from polyethylene terephthalate, and compositions and articles thereof
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
US20100168317A1 (en) * 2008-12-30 2010-07-01 Cahoon-Brister Kristen Poly(butylene terephthalate) compositions, methods of manufacture, and articles thereof
US8138244B2 (en) * 2008-12-30 2012-03-20 Sabic Innovative Plastics Ip B.V. Reinforced polyester compositions, method of manufacture, and articles thereof
US8686072B2 (en) 2010-06-29 2014-04-01 Sabic Innovative Plastics Ip B.V. Flame resistant polyester compositions, method of manufacture, and articles therof
WO2012115984A2 (en) 2011-02-21 2012-08-30 Felice Kristopher M Polyurethane dispersions and methods of making and using same
CN103703086A (zh) 2011-06-10 2014-04-02 克里斯托弗·M·费利斯 透明涂层，丙烯酸类涂层
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
WO2013025186A1 (en) 2011-08-12 2013-02-21 Eastman Chemical Company Process for the preparation of polyesters with high recycle content
US20140272262A1 (en) * 2013-03-12 2014-09-18 Milliken & Company Recyclable Single Polymer Floorcovering Article
US9255194B2 (en) 2013-10-15 2016-02-09 International Business Machines Corporation Methods and materials for depolymerizing polyesters
US9981902B2 (en) 2015-10-23 2018-05-29 Columbia Insurance Company Process for production of an ester and diol from reclaimed carpet material
FR3053691B1 (fr) * 2016-07-05 2018-08-03 IFP Energies Nouvelles Procede de depolymerisation d'un polyester comprenant du polyethylene terephtalate opaque
KR20220041177A (ko) 2019-07-29 2022-03-31 이스트만 케미칼 컴파니 열분해 및 가메탄올분해로부터의 재활용된 단량체를 갖는 폴리에스테르의 제조 방법
WO2021163132A1 (en) * 2020-02-10 2021-08-19 Eastman Chemical Company Chemical recycling of solvolysis reactor purge coproduct streams
MX2022009810A (es) * 2020-02-10 2023-02-09 Eastman Chem Co Reciclaje quimico de corrientes de coproductos de fondos de la columna de glicol de solvolisis.
CN118234702A (zh) 2021-10-25 2024-06-21 伊士曼化工公司 从含四甲基环丁二醇(tmcd)聚合物中回收对苯二甲酸二烷基酯的工艺

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD68500A (it) *
DD41855A (it) *
US3488298A (en) * 1966-12-01 1970-01-06 Eastman Kodak Co Polyester scrap recovery processes

Also Published As

Publication number Publication date
FR2261302B1 (it) 1978-12-29
DE2506259A1 (de) 1975-08-21
LU71856A1 (it) 1975-06-24
FR2261302A1 (it) 1975-09-12
JPS5953254B2 (ja) 1984-12-24
BE825521A (fr) 1975-08-14
DE2506259C2 (de) 1986-06-12
NL181800C (nl) 1987-11-02
US3907868A (en) 1975-09-23
NL7501736A (nl) 1975-08-19
CA1040349A (en) 1978-10-10
GB1458487A (en) 1976-12-15
JPS50112329A (it) 1975-09-03
NL181800B (nl) 1987-06-01

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