DE2315272B2 - Verfahren zur Festphasekondensation von Polybutylenterephthalat - Google Patents

Verfahren zur Festphasekondensation von Polybutylenterephthalat

Info

Publication number
DE2315272B2
DE2315272B2 DE19732315272 DE2315272A DE2315272B2 DE 2315272 B2 DE2315272 B2 DE 2315272B2 DE 19732315272 DE19732315272 DE 19732315272 DE 2315272 A DE2315272 A DE 2315272A DE 2315272 B2 DE2315272 B2 DE 2315272B2
Authority
DE
Germany
Prior art keywords
precondensate
solid phase
quenched
phase condensation
granules
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.)
Withdrawn
Application number
DE19732315272
Other languages
German (de)
English (en)
Other versions
DE2315272A1 (de
Inventor
Lothar Dr. 6145 Lindenfels Buxbaum
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 DE2315272A1 publication Critical patent/DE2315272A1/de
Publication of DE2315272B2 publication Critical patent/DE2315272B2/de
Withdrawn legal-status Critical Current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

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)
  • Artificial Filaments (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
DE19732315272 1972-03-30 1973-03-27 Verfahren zur Festphasekondensation von Polybutylenterephthalat Withdrawn DE2315272B2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT277072A AT324711B (de) 1972-03-30 1972-03-30 Verfahren zur festphasekondensation von polybutylenterephthalat

Publications (2)

Publication Number Publication Date
DE2315272A1 DE2315272A1 (de) 1973-11-15
DE2315272B2 true DE2315272B2 (de) 1981-07-23

Family

ID=3540016

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19732315272 Withdrawn DE2315272B2 (de) 1972-03-30 1973-03-27 Verfahren zur Festphasekondensation von Polybutylenterephthalat

Country Status (6)

Country Link
JP (1) JPS4916794A (enrdf_load_stackoverflow)
AT (1) AT324711B (enrdf_load_stackoverflow)
CH (1) CH566356A5 (enrdf_load_stackoverflow)
DE (1) DE2315272B2 (enrdf_load_stackoverflow)
FR (1) FR2178167B1 (enrdf_load_stackoverflow)
GB (1) GB1402071A (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5124697A (en) * 1974-08-26 1976-02-28 Mitsubishi Chem Ind Horiesuteruno seizoho
US4049635A (en) * 1976-01-19 1977-09-20 Phillips Petroleum Company Production of tetramethylene terephthalate polymers using 225° to 248° C. polycondensation temperature
DE2627869C2 (de) * 1976-06-22 1982-10-21 Dynamit Nobel Ag, 5210 Troisdorf Verfahren zur Herstellung füllstoffverstärkter Polyalkylenterephthalat-Formmassen
JPS58176212A (ja) * 1982-04-09 1983-10-15 Teijin Ltd 成形用ポリエステル及びその製造方法
JP3366780B2 (ja) * 1995-07-27 2003-01-14 帝人株式会社 光ファイバールースチューブ用樹脂組成物及び製造方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3463760A (en) * 1966-12-01 1969-08-26 Eastman Kodak Co Method for cooling molten polyester prepolymer
FR1561316A (enrdf_load_stackoverflow) * 1967-01-30 1969-03-28
GB1318449A (en) * 1969-09-30 1973-05-31 Goodyear Tire & Rubber Solid state polymerization of linear polyester resins

Also Published As

Publication number Publication date
CH566356A5 (enrdf_load_stackoverflow) 1975-09-15
FR2178167A1 (enrdf_load_stackoverflow) 1973-11-09
GB1402071A (en) 1975-08-06
JPS4916794A (enrdf_load_stackoverflow) 1974-02-14
DE2315272A1 (de) 1973-11-15
FR2178167B1 (enrdf_load_stackoverflow) 1976-09-10
AT324711B (de) 1975-09-10

Similar Documents

Publication Publication Date Title
DE2918675C2 (de) Verfahren zur kontinuierlichen Herstellung von hochmolekularem Polyäthylenterephthalat
DE69525132T2 (de) Verfahren zur Kristallisierung von Polyester-Harzen
DE4404838B4 (de) Reinigung von Lactiden durch Schmelz-Kristallisation
DE69417871T2 (de) Herstellung von polyestern und polyestergegenständen mit hoher klarheit
DE2913215C2 (enrdf_load_stackoverflow)
DE4131387A1 (de) Verfahren zur erkennung von mustern in zeitvarianten messsignalen
DE2514116B2 (de) Verfahren zur kontinuierlichen herstellung von linearen, hochmolekularen polybutylenterephthalaten
DE4429524C2 (de) Verfahren zur Herstellung von linearen omega-Hydroxycarbonsäureeinheiten enthaltenden Copolyestern
DE4223197A1 (de) Verfahren zur Herstellung und Nachbehandlung von Polyester-Granulaten
WO2007104579A1 (de) Verfahren und vorrichtung zur kristallisation von polyestermaterial
EP0532988B1 (de) Verfahren zur Herstellung statistischer Copolyester
DE19709517A1 (de) Vorrichtung zur Kristallisation von Polymergranulaten sowie Verfahren zur Kristallisation von Polymergranulaten
WO2006128408A1 (de) Verfahren zur thermischen behandlung von polyesterpellets, um eine teilkristallisation zu erreichen
US4683326A (en) Solvent-free crystallization of pentaerythritol tetrakis-[3-(3,5-di-tert-butyl-4-hydroxyphenyl)propionate] and the novel alpha-crystalline form thereof
DE3105767A1 (de) Verfahren zur herstellung von in form von einzelteilchen vorliegenden polyestern mit hohem molekulargewicht
WO2002098947A1 (de) Verfahren zur herstellung von polybutylenterephthalat
DE2557580A1 (de) Verfahren und vorrichtung zur herstellung von polykondensaten
DE2315272B2 (de) Verfahren zur Festphasekondensation von Polybutylenterephthalat
DE2359012A1 (de) Herstellung von polyesterharzen mit verbesserten presseigenschaften
AT398574B (de) Verfahren zur herstellung von polyesterharzen mit hohem molekulargewicht
EP1727848A1 (de) Verfahren zur herstellung von hochkondensierten polyestern in der festen phase
DE69903069T2 (de) Verfahren zur polymerisation von epsilon-caprolactam zu polyamid-6
DE2350781C2 (enrdf_load_stackoverflow)
EP0204123B1 (de) Verfahren und Vorrichtung zur Herstellung von polycaprolactamhaltigen Formmassen
DE69510292T2 (de) Reinigungsverfahren von Polyhydroxycarbonsäure

Legal Events

Date Code Title Description
8263 Opposition against grant of a patent
8230 Patent withdrawn