DE2152245A1 - Verfahren zur Herstellung hochmolekularer Polykondensate - Google Patents

Verfahren zur Herstellung hochmolekularer Polykondensate

Info

Publication number
DE2152245A1
DE2152245A1 DE19712152245 DE2152245A DE2152245A1 DE 2152245 A1 DE2152245 A1 DE 2152245A1 DE 19712152245 DE19712152245 DE 19712152245 DE 2152245 A DE2152245 A DE 2152245A DE 2152245 A1 DE2152245 A1 DE 2152245A1
Authority
DE
Germany
Prior art keywords
condensate
precondensate
crystallinity
degree
hours
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.)
Ceased
Application number
DE19712152245
Other languages
German (de)
English (en)
Inventor
Lothar Dipl-Ing Dr Buxbaum
Gottfried Dipl-Ing Dr Morawetz
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.)
Sandoz AG
Original Assignee
Sandoz AG
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 Sandoz AG filed Critical Sandoz AG
Publication of DE2152245A1 publication Critical patent/DE2152245A1/de
Ceased 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
    • C08G63/78—Preparation processes
    • C08G63/80—Solid-state polycondensation
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyesters Or Polycarbonates (AREA)
DE19712152245 1970-10-23 1971-10-20 Verfahren zur Herstellung hochmolekularer Polykondensate Ceased DE2152245A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT957270 1970-10-23
AT957370 1970-10-23

Publications (1)

Publication Number Publication Date
DE2152245A1 true DE2152245A1 (de) 1972-04-27

Family

ID=25605616

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19712152245 Ceased DE2152245A1 (de) 1970-10-23 1971-10-20 Verfahren zur Herstellung hochmolekularer Polykondensate

Country Status (8)

Country Link
AU (1) AU3464371A (enExample)
BE (1) BE773707A (enExample)
CA (1) CA972897A (enExample)
DD (1) DD94895A5 (enExample)
DE (1) DE2152245A1 (enExample)
FR (1) FR2111783B1 (enExample)
GB (1) GB1371505A (enExample)
NL (1) NL7114553A (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2918675A1 (de) * 1978-05-12 1979-11-15 Bepex Corp Verfahren fuer die festphasenpolymerisation von polyestern
DE102008058313A1 (de) 2008-11-21 2010-06-02 Astegger, Johann Josef Nachkondensieren von Kunststoffgranulat
DE102011052185A1 (de) 2011-07-27 2013-01-31 Johann Josef Astegger Reaktoranordnung

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2221547B1 (enExample) 1973-03-13 1979-09-28 Alsacienne Constr Meca
US4205157A (en) * 1979-04-02 1980-05-27 The Goodyear Tire & Rubber Company Method for production of high molecular weight polyester with low catalyst level and low carboxyl content
FR2830788B1 (fr) * 2001-10-12 2006-09-22 Tergal Fibres Procede de fabrication de corps creux, corps creux, preformes et bouteilles obtenus par ce procede

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2918675A1 (de) * 1978-05-12 1979-11-15 Bepex Corp Verfahren fuer die festphasenpolymerisation von polyestern
DE102008058313A1 (de) 2008-11-21 2010-06-02 Astegger, Johann Josef Nachkondensieren von Kunststoffgranulat
WO2010057695A3 (de) * 2008-11-21 2010-11-04 Astegger, Johann, Josef Nachkondensieren von kunststoffgranulat
DE102011052185A1 (de) 2011-07-27 2013-01-31 Johann Josef Astegger Reaktoranordnung

Also Published As

Publication number Publication date
BE773707A (fr) 1972-01-31
AU3464371A (en) 1973-04-19
FR2111783B1 (enExample) 1975-07-18
NL7114553A (enExample) 1972-04-25
GB1371505A (en) 1974-10-23
DD94895A5 (enExample) 1973-01-05
FR2111783A1 (enExample) 1972-06-09
CA972897A (en) 1975-08-12

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Legal Events

Date Code Title Description
OD Request for examination
8131 Rejection