GR3022627T3 - A process for preparing high molecular weight polyethyleneterephthalate from recycled PET - Google Patents

A process for preparing high molecular weight polyethyleneterephthalate from recycled PET

Info

Publication number
GR3022627T3
GR3022627T3 GR970400311T GR970400311T GR3022627T3 GR 3022627 T3 GR3022627 T3 GR 3022627T3 GR 970400311 T GR970400311 T GR 970400311T GR 970400311 T GR970400311 T GR 970400311T GR 3022627 T3 GR3022627 T3 GR 3022627T3
Authority
GR
Greece
Prior art keywords
polyethyleneterephthalate
molecular weight
high molecular
preparing high
recycled pet
Prior art date
Application number
GR970400311T
Other languages
English (en)
Inventor
Riccardo Po'
Nicoletta Cardi
Luisa Fiocca
Antonio Gennaro
Giorgio Giannotta
Ernesto Occhiello
Original Assignee
Eniricerche Spa
Enichem Spa
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 Eniricerche Spa, Enichem Spa filed Critical Eniricerche Spa
Publication of GR3022627T3 publication Critical patent/GR3022627T3/el

Links

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
    • 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
    • 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)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Sustainable Development (AREA)
  • Life Sciences & Earth Sciences (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)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
GR970400311T 1992-07-15 1997-02-20 A process for preparing high molecular weight polyethyleneterephthalate from recycled PET GR3022627T3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT92MI1713 IT1255341B (it) 1992-07-15 1992-07-15 Procedimento per l'ottenimento di polietilenetereftalato ad elevato peso molecolare da polietilenetereftalato di riciclo

Publications (1)

Publication Number Publication Date
GR3022627T3 true GR3022627T3 (en) 1997-05-31

Family

ID=11363672

Family Applications (1)

Application Number Title Priority Date Filing Date
GR970400311T GR3022627T3 (en) 1992-07-15 1997-02-20 A process for preparing high molecular weight polyethyleneterephthalate from recycled PET

Country Status (8)

Country Link
US (1) US5331065A (el)
EP (1) EP0583807B1 (el)
AT (1) ATE146502T1 (el)
DE (1) DE69306693T2 (el)
DK (1) DK0583807T3 (el)
ES (1) ES2096847T3 (el)
GR (1) GR3022627T3 (el)
IT (1) IT1255341B (el)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH686082A5 (de) * 1994-03-11 1995-12-29 Alusuisse Lonza Services Ag Geschoumte Polyesterformmassen.
US6033682A (en) 1995-01-13 2000-03-07 Somerset Pharmaceuticals, Inc. S(+) desmethylselegiline and its use in therapeutic methods and pharmaceutical compositions
EP1802697B1 (en) * 2004-10-20 2011-07-20 E.I. Du Pont De Nemours And Company Additive package for thermoplastic condensation polymers
US8087916B2 (en) 2005-12-15 2012-01-03 Cemedine Henkel Co., Ltd. Holding jig for a foamable material
US20070232777A1 (en) * 2006-04-04 2007-10-04 Deardurff L Robert Method for treating recycled polyethylene terephthalate for accelerated processing
KR100950217B1 (ko) * 2009-08-28 2010-03-29 (주)애린엠피테크 복합성형체의 제조방법
KR20120135206A (ko) 2010-01-13 2012-12-12 미츠비시 폴리에스테르 필름 인코포레이티드 폐필름의 재활용 방법 및 그로부터 제조된 제품
CN104151257B (zh) * 2013-05-13 2016-05-25 上海药合生化科技有限公司 均苯三羧酸的衍生物及其制造方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH583308A5 (el) * 1973-09-24 1976-12-31 Inventa Ag
US4331800A (en) * 1979-05-02 1982-05-25 Teijin Limited Process for producing aromatic polyesters having an increased degree of polymerization
EP0030350B1 (en) * 1979-12-05 1984-10-10 Teijin Limited Method for reducing the terminal carboxyl group content of a saturated polyester, a saturated polyester having a reduced terminal carboxyl group content, and a molded article composed of such a saturated polyester
EP0416288B1 (en) * 1989-09-05 1996-03-13 Bridgestone/Firestone, Inc. Reduction of acidity of polyesters by melt reaction endcapping

Also Published As

Publication number Publication date
ITMI921713A0 (it) 1992-07-15
IT1255341B (it) 1995-10-31
ES2096847T3 (es) 1997-03-16
EP0583807B1 (en) 1996-12-18
ATE146502T1 (de) 1997-01-15
ITMI921713A1 (it) 1994-01-15
DE69306693T2 (de) 1997-07-03
US5331065A (en) 1994-07-19
EP0583807A1 (en) 1994-02-23
DE69306693D1 (de) 1997-01-30
DK0583807T3 (da) 1997-04-14

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