DE2338824A1 - Verbessertes verfahren zur herstellung von polyestern - Google Patents

Verbessertes verfahren zur herstellung von polyestern

Info

Publication number
DE2338824A1
DE2338824A1 DE19732338824 DE2338824A DE2338824A1 DE 2338824 A1 DE2338824 A1 DE 2338824A1 DE 19732338824 DE19732338824 DE 19732338824 DE 2338824 A DE2338824 A DE 2338824A DE 2338824 A1 DE2338824 A1 DE 2338824A1
Authority
DE
Germany
Prior art keywords
esterification
polycondensation
pressure
temperature
glycol
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.)
Pending
Application number
DE19732338824
Other languages
German (de)
English (en)
Inventor
Nobuyuki Hiura
Toshiyuki Mizumoto
Tetsuo Ukai
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.)
Toyobo Co Ltd
Original Assignee
Toyobo Co Ltd
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 Toyobo Co Ltd filed Critical Toyobo Co Ltd
Publication of DE2338824A1 publication Critical patent/DE2338824A1/de
Pending 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

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)
DE19732338824 1973-01-26 1973-07-31 Verbessertes verfahren zur herstellung von polyestern Pending DE2338824A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1133773A JPS4999697A (ko) 1973-01-26 1973-01-26

Publications (1)

Publication Number Publication Date
DE2338824A1 true DE2338824A1 (de) 1974-08-01

Family

ID=11775205

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19732338824 Pending DE2338824A1 (de) 1973-01-26 1973-07-31 Verbessertes verfahren zur herstellung von polyestern

Country Status (5)

Country Link
JP (1) JPS4999697A (ko)
DE (1) DE2338824A1 (ko)
FR (1) FR2215437B1 (ko)
GB (1) GB1431681A (ko)
NL (1) NL7310610A (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0046670B1 (en) * 1980-08-25 1985-05-08 Celanese Corporation Process for the preparation of polybutylene terephthalate

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3544551C2 (de) * 1985-12-17 2002-02-28 Zimmer Ag Verfahren zur kontinuierlichen Herstellung von hochmolekularem Polybutylenterephthalat
US5015759A (en) * 1989-12-08 1991-05-14 E. I. Du Pont De Nemours And Company Process for increasing the direct esterification reaction rate of a diacid with a glycol
JP7113595B2 (ja) 2014-03-11 2022-08-05 フラニックス・テクノロジーズ・ベーフェー ポリエステル及びポリエステルを調製するための方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB932244A (en) * 1958-11-18 1963-07-24 Monsanto Chemicals Preparation of polyethylene terephthalate from terephthalic acid and ethylene glycol

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0046670B1 (en) * 1980-08-25 1985-05-08 Celanese Corporation Process for the preparation of polybutylene terephthalate

Also Published As

Publication number Publication date
NL7310610A (ko) 1974-07-30
FR2215437B1 (ko) 1978-08-04
FR2215437A1 (ko) 1974-08-23
GB1431681A (en) 1976-04-14
JPS4999697A (ko) 1974-09-20

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