DE69233252D1 - Verfahren zur produktion von polyester mit hohem molekulargewicht - Google Patents

Verfahren zur produktion von polyester mit hohem molekulargewicht

Info

Publication number
DE69233252D1
DE69233252D1 DE69233252T DE69233252T DE69233252D1 DE 69233252 D1 DE69233252 D1 DE 69233252D1 DE 69233252 T DE69233252 T DE 69233252T DE 69233252 T DE69233252 T DE 69233252T DE 69233252 D1 DE69233252 D1 DE 69233252D1
Authority
DE
Germany
Prior art keywords
pct
resin
intrinsic viscosity
molecular weight
high molecular
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 - Lifetime
Application number
DE69233252T
Other languages
English (en)
Other versions
DE69233252T2 (de
Inventor
Ghatta Hussain Ali Kashif Al
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.)
Cobarr SpA
Original Assignee
Cobarr 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 Cobarr SpA filed Critical Cobarr SpA
Application granted granted Critical
Publication of DE69233252D1 publication Critical patent/DE69233252D1/de
Publication of DE69233252T2 publication Critical patent/DE69233252T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
    • C08G63/06—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from hydroxycarboxylic acids
    • C08G63/08—Lactones or lactides
    • 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
    • C08G63/80—Solid-state polycondensation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
    • B29C48/40—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
    • 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
    • C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
    • C08G63/12—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
    • C08G63/16—Dicarboxylic acids and dihydroxy compounds
    • C08G63/20—Polyesters having been prepared in the presence of compounds having one reactive group or more than two reactive groups
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/022—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the choice of material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Polyesters Or Polycarbonates (AREA)
DE69233252T 1991-10-18 1992-10-15 Verfahren zur produktion von polyester mit hohem molekulargewicht Expired - Lifetime DE69233252T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
ITMI912759A IT1251953B (it) 1991-10-18 1991-10-18 Procedimento per la produzione di resine poliestere ad elevato peso molecolare.
ITMI912759 1991-10-18
PCT/EP1992/002375 WO1993008226A1 (en) 1991-10-18 1992-10-15 Process for the production of high molecular weight polyester resins

Publications (2)

Publication Number Publication Date
DE69233252D1 true DE69233252D1 (de) 2003-12-24
DE69233252T2 DE69233252T2 (de) 2004-04-22

Family

ID=11360893

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69233252T Expired - Lifetime DE69233252T2 (de) 1991-10-18 1992-10-15 Verfahren zur produktion von polyester mit hohem molekulargewicht

Country Status (12)

Country Link
US (1) US5376734A (de)
EP (1) EP0563354B8 (de)
JP (1) JP2790917B2 (de)
KR (1) KR930703375A (de)
AT (1) ATE254640T1 (de)
AU (1) AU664388B2 (de)
CA (1) CA2096640C (de)
DE (1) DE69233252T2 (de)
ES (1) ES2208634T3 (de)
IT (1) IT1251953B (de)
TW (1) TW209230B (de)
WO (1) WO1993008226A1 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1252223B (it) * 1991-12-16 1995-06-05 M & G Ricerche Spa Resine poliestere cellulari e loro procedimento di preparazione
IT1258965B (it) * 1992-06-10 1996-03-11 Procedimento per la produzione di resine poliestere per fibre
IT1264381B1 (it) * 1993-05-07 1996-09-23 M & G Ricerche Spa Articoli formati da resine poliestere
US6121387A (en) * 1994-12-21 2000-09-19 Imperial Chemical Industries, Plc Process for preparing a coating composition
GB9425792D0 (en) * 1994-12-21 1995-02-22 Ici Plc Modified polymers
US6673874B1 (en) 1994-12-21 2004-01-06 Imperial Chemical Industries Plc Modified polymers
US5830982A (en) * 1995-01-20 1998-11-03 E. I. Du Pont De Nemours And Company Production of poly (ethylene terephthalate)
IT1275478B (it) * 1995-07-05 1997-08-07 M & G Ricerche Spa Resine poliestere aventi migliorate proprieta'
IT1283590B1 (it) * 1996-04-12 1998-04-22 Sinco Eng Spa Resine poliesteri aventi migliorate proprieta' reologiche (mg-18)
IT1283160B1 (it) * 1996-07-15 1998-04-07 Sinco Eng Spa Film poliestere soffiato
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
IT1285525B1 (it) 1996-10-18 1998-06-08 Sinco Eng Spa Procedimento perfezionato per la stabilizzazione dimensionale di manufatti in polietilentereftalato
DE69819040T2 (de) 1997-12-01 2004-05-19 Ministèro dell' Universita' e della Ricerca Scientifica e Tecnologica Verfahren zur erhöhung des molekulargewichts von polyesterharzen
IT1298635B1 (it) * 1998-03-17 2000-01-12 Sinco Ricerche Spa Resine poliestere aventi migliorate proprieta'
IT1307930B1 (it) * 1999-01-26 2001-11-29 Sinco Ricerche Spa Articoli trasparenti in resina poliestere (mg32).
EP1054031B1 (de) * 1999-05-21 2005-08-24 Ciba SC Holding AG Molekulargewichtsaufbau und Modifizierung von Polykondensaten
JP4522000B2 (ja) * 2001-02-01 2010-08-11 旭化成せんい株式会社 発泡体
EP1338616A1 (de) * 2002-02-22 2003-08-27 Dsm N.V. Verfahren zur Herstellung eines hochmolekularen Polyamids, Polyesters oder Polyesteramidblockcopolymers
WO2006060930A1 (de) * 2004-12-07 2006-06-15 Uhde Inventa-Fischer Ag Verfahren und vorrichtung zur herstellung von polyester-granulat und/oder -formteilen mit niedrigem acetaldehyd-gehalt
US20060178497A1 (en) * 2005-02-04 2006-08-10 Clemson University And Thordon Bearings, Inc. Implantable biomedical devices including biocompatible polyurethanes
US8110265B2 (en) * 2008-12-09 2012-02-07 The Coca-Cola Company Pet container and compositions having enhanced mechanical properties and gas barrier properties
ES2894959T3 (es) * 2017-12-05 2022-02-16 Point Plastic S R L Procedimiento para la extrusión de una película basada en material termoplástico

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2070878T3 (es) * 1989-10-13 1995-06-16 Phobos Nv Procedimiento para la produccion en continuo de resina de poliester de alto peso molecular.
GB2247687A (en) * 1990-09-05 1992-03-11 Harold Verity Smith Polyethylene terephthalate compositions and methods of using thereof
IT1245600B (it) * 1991-03-29 1994-09-29 M & G Ricerche Spa Resine copoliestere a blocchi
IT1245598B (it) * 1991-03-29 1994-09-29 M & G Ricerche Spa Processo per la produzione di resine poliestere ad elevato peso molecolare
IT1245597B (it) * 1991-03-29 1994-09-29 M & G Ricerche Spa Processo per la produzione di resine poliestere ad elevato peso molecolare
IT1245599B (it) * 1991-03-29 1994-09-29 M & G Ricerche Spa Resine copoliestere ad elevato peso molecolare e basso punto di fusione

Also Published As

Publication number Publication date
CA2096640A1 (en) 1993-04-19
ITMI912759A0 (it) 1991-10-18
AU2758392A (en) 1993-05-21
EP0563354A1 (de) 1993-10-06
US5376734A (en) 1994-12-27
AU664388B2 (en) 1995-11-16
DE69233252T2 (de) 2004-04-22
CA2096640C (en) 2003-03-18
JP2790917B2 (ja) 1998-08-27
JPH06503606A (ja) 1994-04-21
ATE254640T1 (de) 2003-12-15
ITMI912759A1 (it) 1993-04-18
KR930703375A (ko) 1993-11-29
EP0563354B1 (de) 2003-11-19
IT1251953B (it) 1995-05-27
ES2208634T3 (es) 2004-06-16
TW209230B (de) 1993-07-11
EP0563354B8 (de) 2004-03-24
WO1993008226A1 (en) 1993-04-29

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