GB1371505A - Process for the production of high molecular weight polyeesters - Google Patents

Process for the production of high molecular weight polyeesters

Info

Publication number
GB1371505A
GB1371505A GB4928471A GB4928471A GB1371505A GB 1371505 A GB1371505 A GB 1371505A GB 4928471 A GB4928471 A GB 4928471A GB 4928471 A GB4928471 A GB 4928471A GB 1371505 A GB1371505 A GB 1371505A
Authority
GB
United Kingdom
Prior art keywords
polyeesters
production
molecular weight
high molecular
weight
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
Application number
GB4928471A
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.)
Novartis AG
Original Assignee
Ciba Geigy 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 Ciba Geigy AG filed Critical Ciba Geigy AG
Publication of GB1371505A publication Critical patent/GB1371505A/en
Expired 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)
GB4928471A 1970-10-23 1971-10-22 Process for the production of high molecular weight polyeesters Expired GB1371505A (en)

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
GB1371505A true GB1371505A (en) 1974-10-23

Family

ID=25605616

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4928471A Expired GB1371505A (en) 1970-10-23 1971-10-22 Process for the production of high molecular weight polyeesters

Country Status (8)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003031156A1 (en) * 2001-10-12 2003-04-17 Tergal Fibres Method for making hollow bodies, preforms and bottles obtained by said method

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4161578A (en) * 1978-05-12 1979-07-17 Bepex Corporation Process for solid phase polymerization of polyester
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
DE102008058313A1 (en) * 2008-11-21 2010-06-02 Astegger, Johann Josef Postcondensation of plastic granules
DE102011052185A1 (en) 2011-07-27 2013-01-31 Johann Josef Astegger reactor assembly

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003031156A1 (en) * 2001-10-12 2003-04-17 Tergal Fibres Method for making hollow bodies, preforms and bottles obtained by said method
FR2830788A1 (en) * 2001-10-12 2003-04-18 Tergal Fibres Injection-blow molded containers, especially drink bottles, formed from ethylene terephthalate-based polyester having specific intrinsic viscosity and comonomer content to give high thermo-mechanical strength
CN1331653C (en) * 2001-10-12 2007-08-15 特高纤维公司 Method for making hollow bodies, hollow bodies, preforms and bottles obtained by said method

Also Published As

Publication number Publication date
BE773707A (en) 1972-01-31
FR2111783A1 (en) 1972-06-09
DE2152245A1 (en) 1972-04-27
AU3464371A (en) 1973-04-19
FR2111783B1 (en) 1975-07-18
DD94895A5 (en) 1973-01-05
NL7114553A (en) 1972-04-25
CA972897A (en) 1975-08-12

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee