ES2139099T3 - Procedimiento para la obtencion de poliesteres termoplasticos con un bajo contenido de grupos terminales carboxilo. - Google Patents

Procedimiento para la obtencion de poliesteres termoplasticos con un bajo contenido de grupos terminales carboxilo.

Info

Publication number
ES2139099T3
ES2139099T3 ES95100164T ES95100164T ES2139099T3 ES 2139099 T3 ES2139099 T3 ES 2139099T3 ES 95100164 T ES95100164 T ES 95100164T ES 95100164 T ES95100164 T ES 95100164T ES 2139099 T3 ES2139099 T3 ES 2139099T3
Authority
ES
Spain
Prior art keywords
procedure
carboxyl groups
low content
terminal carboxyl
thermoplastic polyesters
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 - Lifetime
Application number
ES95100164T
Other languages
English (en)
Inventor
Peter Dr Braune
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.)
BASF SE
Original Assignee
BASF SE
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 BASF SE filed Critical BASF SE
Application granted granted Critical
Publication of ES2139099T3 publication Critical patent/ES2139099T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • C08G63/82—Preparation processes characterised by the catalyst used
    • C08G63/83—Alkali metals, alkaline earth metals, beryllium, magnesium, copper, silver, gold, zinc, cadmium, mercury, manganese, or compounds thereof

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)

Abstract

PROCESO PARA LA ELABORACION DE POLIESTER TERMOPLASTICO MEDIANTE POLICONDENSACION DE COMPUESTOS DIHIDROXI CON ACIDO DICARBOXILICO O SUS ESTERES O DERIVADOS FORMADORES DE ESTER, DONDE UN COMPUESTO DE METAL ALCALINO O UN COMPUESTO DE METAL ALCALINOTERREO SE AGREGA EN UNA CANTIDAD MENOR DE 1 MMOL POR KG DE POLIESTER, CALCULADO COMO METAL ALCALINO O METAL ALCALINOTERREO.
ES95100164T 1994-01-15 1995-01-07 Procedimiento para la obtencion de poliesteres termoplasticos con un bajo contenido de grupos terminales carboxilo. Expired - Lifetime ES2139099T3 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4401055A DE4401055A1 (de) 1994-01-15 1994-01-15 Verfahren zur Herstellung von thermoplastischen Polyestern mit niedrigem Carboxylendgruppengehalt
CN95102733A CN1061056C (zh) 1994-01-15 1995-02-21 热塑性聚酯的制备

Publications (1)

Publication Number Publication Date
ES2139099T3 true ES2139099T3 (es) 2000-02-01

Family

ID=37102581

Family Applications (1)

Application Number Title Priority Date Filing Date
ES95100164T Expired - Lifetime ES2139099T3 (es) 1994-01-15 1995-01-07 Procedimiento para la obtencion de poliesteres termoplasticos con un bajo contenido de grupos terminales carboxilo.

Country Status (5)

Country Link
US (1) US5496887A (es)
EP (1) EP0663416B1 (es)
CN (1) CN1061056C (es)
DE (1) DE4401055A1 (es)
ES (1) ES2139099T3 (es)

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Also Published As

Publication number Publication date
EP0663416A3 (de) 1997-10-22
DE4401055A1 (de) 1995-07-20
EP0663416A2 (de) 1995-07-19
EP0663416B1 (de) 1999-10-27
CN1129715A (zh) 1996-08-28
CN1061056C (zh) 2001-01-24
US5496887A (en) 1996-03-05

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