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FR2004707A1 - - Google Patents

Info

Publication number
FR2004707A1
FR2004707A1 FR6902629A FR6902629A FR2004707A1 FR 2004707 A1 FR2004707 A1 FR 2004707A1 FR 6902629 A FR6902629 A FR 6902629A FR 6902629 A FR6902629 A FR 6902629A FR 2004707 A1 FR2004707 A1 FR 2004707A1
Authority
FR
France
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.)
Withdrawn
Application number
FR6902629A
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.)
SNIA Viscosa SpA
Original Assignee
SNIA Viscosa 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 SNIA Viscosa SpA filed Critical SNIA Viscosa SpA
Publication of FR2004707A1 publication Critical patent/FR2004707A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00Processes of treating or compounding macromolecular substances
    • C08J3/12Powdering or granulating
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29BPREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B13/00Conditioning or physical treatment of the material to be shaped
    • B29B13/06Conditioning or physical treatment of the material to be shaped by drying
    • B29B13/065Conditioning or physical treatment of the material to be shaped by drying of powder or pellets
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29BPREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B9/00Making granules
    • B29B9/02Making granules by dividing preformed material
    • B29B9/06Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29BPREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B9/00Making granules
    • B29B9/02Making granules by dividing preformed material
    • B29B9/06Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
    • B29B9/065Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion under-water, e.g. underwater pelletizers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29BPREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B9/00Making granules
    • B29B9/16Auxiliary treatment of granules
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G63/00Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/78Preparation processes
    • C08G63/80Solid-state polycondensation
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G63/00Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/88Post-polymerisation treatment
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B17/00Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B5/00Drying solid materials or objects by processes not involving the application of heat
    • F26B5/08Drying solid materials or objects by processes not involving the application of heat by centrifugal treatment
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29BPREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B9/00Making granules
    • B29B9/16Auxiliary treatment of granules
    • B29B2009/165Crystallizing granules
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING 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
    • B29K2067/00Use of polyesters or derivatives thereof, as moulding material
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2367/00Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
    • C08J2367/02Polyesters derived from dicarboxylic acids and dihydroxy compounds

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Polymers & Plastics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Organic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Molecular Biology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
FR6902629A 1968-03-26 1969-02-05 Withdrawn FR2004707A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US71608968A 1968-03-26 1968-03-26

Publications (1)

Publication Number Publication Date
FR2004707A1 true FR2004707A1 (fr) 1969-11-28

Family

ID=24876698

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6902629A Withdrawn FR2004707A1 (fr) 1968-03-26 1969-02-05

Country Status (6)

Country Link
US (1) US3544525A (fr)
BE (1) BE727929A (fr)
DE (1) DE1905677A1 (fr)
ES (1) ES363300A1 (fr)
FR (1) FR2004707A1 (fr)
GB (1) GB1257967A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2355863A1 (fr) * 1976-06-22 1978-01-20 Neu Ets Procede et dispositif pour la cristallisation et le sechage en continu de granules de polymere polyester

Families Citing this family (83)

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US4080317A (en) * 1970-10-23 1978-03-21 Ciba-Geigy Ag High molecular weight polycondensates from solid phase condensation
US3960817A (en) * 1970-10-23 1976-06-01 Ciba-Geigy Ag Solid phase polyester polycondensation
US3969324A (en) * 1972-01-13 1976-07-13 Monsanto Company Continuous process for drying, crystallizing and solid state polymerizing polyesters
US3949039A (en) * 1972-04-03 1976-04-06 Japan Steel Works, Ltd. Method for pelletizing synthetic resins having a high melting point
DE2559290B2 (de) * 1975-12-31 1979-08-02 Davy International Ag, 6000 Frankfurt Verfahren zur kontinuierlichen Herstellung von hochmolekularem PoIyäthylenterephthalat
DE2642102C3 (de) * 1976-09-18 1984-10-04 Bühler-Miag GmbH, 3300 Braunschweig Vorrichtung zum Kristallisieren von Kunststoffgranulat
US4223128A (en) * 1978-05-16 1980-09-16 Celanese Corporation Process for preparing polyethylene terephthalate useful for beverage containers
US4258178A (en) * 1978-12-01 1981-03-24 Basf Aktiengesellschaft Discharging granular linear polycondensates
DE2941645B1 (de) * 1979-10-15 1981-03-19 Basf Ag, 6700 Ludwigshafen Verfahren und Vorrichtung zum Heissgranulieren niedrigviskoser Polymerschmelzen mit engem Schmelzebereich
US4289871A (en) * 1980-03-27 1981-09-15 Allied Chemical Corporation Method to increase reactor capacity for polycondensation of polyesters
US4340550A (en) 1980-11-24 1982-07-20 E. I. Du Pont De Nemours And Company Oligomer pellets of ethylene terephthalate
DE3213025C2 (de) * 1982-04-02 1997-06-12 Fischer Karl Ind Gmbh Verfahren zur Nachkondensation von Polykondensaten
CH656391A5 (de) * 1982-04-21 1986-06-30 Inventa Ag Verfahren zur herstellung von hochmolekularen polyestern.
US4379912A (en) * 1982-08-12 1983-04-12 Eastman Kodak Company Method of making polyester prepolymers
US4446303A (en) * 1983-07-26 1984-05-01 Eastman Kodak Company Process for preparing high molecular weight polyesters
DE3522359A1 (de) * 1985-06-22 1987-01-02 Basf Ag Verfahren zum konfektionieren von kristallinen, organischen materialien
IT1199668B (it) * 1986-11-21 1988-12-30 Cobarr Spa Procedimento per la produzione di resina poliestere ad alto peso molecolare
GB8712074D0 (en) * 1987-05-21 1987-06-24 Tioxide Group Plc Drying process
DE58906032D1 (de) * 1988-12-23 1993-12-02 Buehler Ag Verfahren und Vorrichtung zum kontinuierlichen Kristallisieren von Polyestermaterial.
DE4200789A1 (de) 1991-03-01 1992-09-03 Bayer Ag Verfahren zur nachkristallisation von teilkristallinen thermoplasten
US5408035A (en) * 1991-10-16 1995-04-18 Shell Oil Company Solid state polymerization
WO1994001484A1 (fr) * 1992-07-06 1994-01-20 Buehler Ag Procede de reduction de l'indice de jaune d'un granulat polyester postcondense
DE4314162C1 (de) * 1993-04-29 1994-04-28 Rieter Automatik Gmbh Verfahren zur gleichzeitigen Trocknung und Kristallisation von kristallisationsfähigem thermoplastischem Kunststoff
US5391355A (en) * 1993-07-21 1995-02-21 Eastman Chemical Company Vessel for the treatment of particulate materials
IT1271073B (it) * 1994-11-21 1997-05-26 M & G Ricerche Spa Procedimento per la cristallizzazione di resine poliestere
US5830982A (en) * 1995-01-20 1998-11-03 E. I. Du Pont De Nemours And Company Production of poly (ethylene terephthalate)
US5714262A (en) * 1995-12-22 1998-02-03 E. I. Du Pont De Nemours And Company Production of poly(ethylene terephthalate)
US5510454A (en) * 1995-01-20 1996-04-23 E. I. Du Pont De Nemours And Company Production of poly(ethylene terephthalate)
EP0804498B1 (fr) * 1995-01-20 2003-05-07 E.I. Du Pont De Nemours And Company Production de poly(ethylene terephtalate)
US5540868A (en) * 1995-01-20 1996-07-30 E. I. Du Pont De Nemours And Company Process for pellet formation from amorphous polyester
IT1283166B1 (it) * 1996-07-18 1998-04-07 Sinco Eng Spa Procedimento perfezionato per la produzione di resine poliestere
IT1283644B1 (it) * 1996-08-01 1998-04-23 Sinco Eng Spa Procedimento perfezionato per la produzione di resine poliestere
DE19849485B9 (de) * 1998-10-27 2006-09-14 Uhde Gmbh Verfahren und Anlage zum Herstellen von Granulat aus polyfunktionellen Carbonsäuren und Alkoholen, insbesondere PET-Granulat
FR2786494B1 (fr) * 1998-11-27 2001-01-05 Tergal Fibres Procede de fabrication de copolyesters poly(ethylene terephtalate)-poly(ethylene isophtalate)
DE19902458A1 (de) 1999-01-22 2000-07-27 Buehler Ag Vorrichtung und Verfahren zum Behandeln von Kunststoffmaterial
ATE356705T1 (de) * 1999-02-04 2007-04-15 Buehler Ag Verfahren zur zustandsverbesserung von zum recycling bestimmtem kunststoff-material
DE19938583A1 (de) * 1999-08-18 2001-02-22 Buehler Ag Verfahren und Vorrichtung zur Herstellung von kristallisationsfähigem Kunststoffmaterial
DE10042476A1 (de) * 2000-08-29 2002-03-28 Tessag Ind Anlagen Gmbh Verfahren und Vorrichtung zum Herstellen kugelförmiger Partikel aus einer Polymerschmelze
US6451966B1 (en) 2001-08-10 2002-09-17 E. I. Du Pont De Nemours And Company Method for increasing solid state polymerization rate
AT410942B (de) * 2001-10-29 2003-08-25 Fellinger Markus Verfahren und vorrichtung zur erhöhung der grenzviskosität von polyester
US20050167876A1 (en) * 2002-10-04 2005-08-04 Jan-Udo Kreyenborg Method for granulating plastics
WO2004033174A1 (fr) * 2002-10-04 2004-04-22 Kreyenborg Verwaltungen Und Beteiligungen Gmbh & Co. Kg Procede pour la granulation de plastiques
WO2004111111A1 (fr) * 2003-06-12 2004-12-23 Basell Poliolefine Italia S.R.L. Post-traitement pour granules de polymeres
EP1522295A3 (fr) * 2003-10-08 2005-04-20 Pride Mobility Products, Corporation Dispositif anti-basculement pour fauteuil roulant
MXPA05013108A (es) * 2003-10-17 2006-03-17 Bkg Bruckmann & Kreyenborg Granuliertechnik Gmbh Procedimiento para el tratamiento termico de pellets de poliester.
US7157032B2 (en) * 2003-11-21 2007-01-02 Gala Industries, Inc. Method and apparatus for making crystalline PET pellets
DE202004002870U1 (de) * 2004-02-25 2004-05-19 Bauerfeind Ag Einlegesohle
DE102004015515A1 (de) * 2004-03-28 2004-09-16 Zimmer Ag Verfahren zur Herstellung von hochkondensiertem Polyestergranulat
EP1671773A1 (fr) * 2004-12-20 2006-06-21 Total Petrochemicals Research Feluy Dispositif pour traiter des granules
EP1883517B1 (fr) * 2005-05-26 2016-02-17 Gala Industries, Inc. Procede et appareil de fabrication de pastilles polymeres cristallins
US9032641B2 (en) 2005-05-26 2015-05-19 Gala Industries, Inc. Method and apparatus for making crystalline polymeric pellets and granules
DE102005026354A1 (de) * 2005-06-01 2006-12-07 Bkg Bruckmann & Kreyenborg Granuliertechnik Gmbh Verfahren zur thermischen Behandlung von Polyesterpellets, um eine Teilkristallisation zu erreichen
CN101495542A (zh) * 2005-08-22 2009-07-29 信赖工业有限公司 制备慢速结晶的聚酯树脂的改进方法
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US20110245452A1 (en) * 2010-03-31 2011-10-06 Uop Llc Integrated Underwater Melt Cutting, Solid-State Polymerization Process
US20110256331A1 (en) 2010-04-14 2011-10-20 Dak Americas Llc Ultra-high iv polyester for extrusion blow molding and method for its production
ITTV20110050A1 (it) * 2011-04-13 2012-10-14 Smc Technology Srl Apparecchiatura essiccatore, deumidificatore, a sviluppo verticale del tipo a microonde per l essiccazione rapida e continua di materiale plastico in granuli, pellet o scaglie per l alimentazione d un impianto di stampaggio ad iniezione od estrusione
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US10745517B2 (en) 2012-09-26 2020-08-18 Polymetrix Ag Process and apparatus for direct crystallization of polycondensates
ES2539610T3 (es) 2012-09-26 2015-07-02 Polymetrix Ag Procedimiento y dispositivo para la cristalización directa de polímeros bajo gas inerte
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WO2015010957A1 (fr) 2013-07-22 2015-01-29 Ineos Europe Ag Procédé de nettoyage d'un échangeur de chaleur
EP3233404B1 (fr) * 2014-12-18 2019-09-11 Dow Global Technologies LLC Système et procédé pour la granulation de polymères à haute viscosité comme à faible viscosité
DE102015220887A1 (de) * 2015-10-26 2017-04-27 Coperion Gmbh Verfahren und Vorrichtung zum Trocknen von Kunststoff-Granulat
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DE202016105613U1 (de) 2016-10-07 2018-01-09 Erwin Müller GmbH Aufnahme für eine Toilettenpapierrolle
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EP3732008B1 (fr) 2017-12-27 2023-02-22 Versalis S.p.A. Circuit et procédé de gestion de transitoires dans une installation pour la production en masse continue de polymères expansibles granulés
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US2850764A (en) * 1953-09-01 1958-09-09 Ici Ltd Process and apparatus for converting thermoplastic material to granular form
BE592181A (fr) * 1955-12-22
US3075952A (en) * 1959-01-21 1963-01-29 Eastman Kodak Co Solid phase process for linear superpolyesters
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GB1066162A (en) * 1965-04-08 1967-04-19 Ici Ltd Poly(ethylene terephthalate)
US3405098A (en) * 1965-10-29 1968-10-08 Du Pont Process for preparing high viscosity linear condensation polyesters from partially polymerized glycol terephthalates
US3342782A (en) * 1967-01-30 1967-09-19 Eastman Kodak Co Polyester prepolymers and processes for their manufacture

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2355863A1 (fr) * 1976-06-22 1978-01-20 Neu Ets Procede et dispositif pour la cristallisation et le sechage en continu de granules de polymere polyester

Also Published As

Publication number Publication date
BE727929A (fr) 1969-08-05
DE1905677A1 (de) 1969-10-09
ES363300A1 (es) 1970-12-16
GB1257967A (fr) 1971-12-22
US3544525A (en) 1970-12-01

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