ES457040A1 - Un procedimiento continuo mejorado para preparar un oiligo- mero de poliester. - Google Patents

Un procedimiento continuo mejorado para preparar un oiligo- mero de poliester.

Info

Publication number
ES457040A1
ES457040A1 ES457040A ES457040A ES457040A1 ES 457040 A1 ES457040 A1 ES 457040A1 ES 457040 A ES457040 A ES 457040A ES 457040 A ES457040 A ES 457040A ES 457040 A1 ES457040 A1 ES 457040A1
Authority
ES
Spain
Prior art keywords
preparation
high purity
esterification
purity polyester
polyester
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
ES457040A
Other languages
English (en)
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.)
Fiber Industries Inc
Original Assignee
Fiber Industries Inc
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 Fiber Industries Inc filed Critical Fiber Industries Inc
Publication of ES457040A1 publication Critical patent/ES457040A1/es
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/08—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides with the hydroxy or O-metal group of organic compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

Un procedimiento continuo mejorado para preparar un oligómero de poliéster en que se esterifica un ácido bicarboxílico con glicol alquilénico en un proceso de esterificación de dos etapas, comprendiendo la mejora llevar a cabo una esterificación de primera etapa en presencia de un catalizador esterificación a una presión aproximadamente atmosférica.
ES457040A 1976-03-22 1977-03-21 Un procedimiento continuo mejorado para preparar un oiligo- mero de poliester. Expired ES457040A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US66942276A 1976-03-22 1976-03-22

Publications (1)

Publication Number Publication Date
ES457040A1 true ES457040A1 (es) 1978-08-16

Family

ID=24686275

Family Applications (1)

Application Number Title Priority Date Filing Date
ES457040A Expired ES457040A1 (es) 1976-03-22 1977-03-21 Un procedimiento continuo mejorado para preparar un oiligo- mero de poliester.

Country Status (6)

Country Link
DE (1) DE2711331A1 (es)
ES (1) ES457040A1 (es)
FR (1) FR2345473A1 (es)
GB (1) GB1515258A (es)
MX (1) MX147496A (es)
NL (1) NL7703084A (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5154841A (en) * 1988-12-21 1992-10-13 The Procter & Gamble Company Process for preparing substituted imidazoline fabric conditioning compounds
DE19929791A1 (de) 1999-06-29 2001-02-01 Basf Ag Verfahren zur kontinuierlichen Herstellung von Polybutylenterephthalat aus Terephthalsäure und Butandiol

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5534822B2 (es) * 1972-07-14 1980-09-09
GB1445034A (en) * 1974-01-25 1976-08-04 Monsanto Co Continuous production of polyesters
JPS5219633A (en) * 1975-08-04 1977-02-15 Mitsubishi Rayon Co Ltd Process of esterification

Also Published As

Publication number Publication date
GB1515258A (en) 1978-06-21
NL7703084A (nl) 1977-09-26
MX147496A (es) 1982-12-10
DE2711331A1 (de) 1977-10-06
FR2345473A1 (fr) 1977-10-21

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