AT286641B - Process for the production of polyesters using a metal powder as a catalyst - Google Patents

Process for the production of polyesters using a metal powder as a catalyst

Info

Publication number
AT286641B
AT286641B AT87369A AT87369A AT286641B AT 286641 B AT286641 B AT 286641B AT 87369 A AT87369 A AT 87369A AT 87369 A AT87369 A AT 87369A AT 286641 B AT286641 B AT 286641B
Authority
AT
Austria
Prior art keywords
polyesters
catalyst
production
metal powder
powder
Prior art date
Application number
AT87369A
Other languages
German (de)
Original Assignee
Sandoz 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 Sandoz Ag filed Critical Sandoz Ag
Priority to AT87369A priority Critical patent/AT286641B/en
Priority to CH1940760A priority patent/CH520167A/en
Priority to NL7000795A priority patent/NL7000795A/xx
Priority to GB1289633D priority patent/GB1289633A/en
Priority to AU10593/70A priority patent/AU1059370A/en
Priority to ES375930A priority patent/ES375930A2/en
Priority to BR216357/70A priority patent/BR7016357D0/en
Priority to ZA700635A priority patent/ZA70635B/en
Priority to BE745182D priority patent/BE745182R/en
Application granted granted Critical
Publication of AT286641B publication Critical patent/AT286641B/en

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
    • C08G63/85—Germanium, tin, lead, arsenic, antimony, bismuth, titanium, zirconium, hafnium, vanadium, niobium, tantalum, 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)
AT87369A 1967-12-15 1969-01-29 Process for the production of polyesters using a metal powder as a catalyst AT286641B (en)

Priority Applications (9)

Application Number Priority Date Filing Date Title
AT87369A AT286641B (en) 1969-01-29 1969-01-29 Process for the production of polyesters using a metal powder as a catalyst
CH1940760A CH520167A (en) 1967-12-15 1969-12-31 Catalyst for the polycondensation step
NL7000795A NL7000795A (en) 1969-01-29 1970-01-20
GB1289633D GB1289633A (en) 1969-01-29 1970-01-21
AU10593/70A AU1059370A (en) 1969-01-29 1970-01-22 process FORTHE PRODUCTION OF POLYESTERS
ES375930A ES375930A2 (en) 1969-01-29 1970-01-27 Procedure for the preparation of polyesters. (Machine-translation by Google Translate, not legally binding)
BR216357/70A BR7016357D0 (en) 1969-01-29 1970-01-28 POLYESTER MANUFACTURING PROCESS
ZA700635A ZA70635B (en) 1969-01-29 1970-01-29 Process for the production of polyesters
BE745182D BE745182R (en) 1969-01-29 1970-01-29 CATALYTIC MANUFACTURING PROCESS OF POLYESTERS

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT87369A AT286641B (en) 1969-01-29 1969-01-29 Process for the production of polyesters using a metal powder as a catalyst

Publications (1)

Publication Number Publication Date
AT286641B true AT286641B (en) 1970-12-10

Family

ID=3501777

Family Applications (1)

Application Number Title Priority Date Filing Date
AT87369A AT286641B (en) 1967-12-15 1969-01-29 Process for the production of polyesters using a metal powder as a catalyst

Country Status (8)

Country Link
AT (1) AT286641B (en)
AU (1) AU1059370A (en)
BE (1) BE745182R (en)
BR (1) BR7016357D0 (en)
ES (1) ES375930A2 (en)
GB (1) GB1289633A (en)
NL (1) NL7000795A (en)
ZA (1) ZA70635B (en)

Also Published As

Publication number Publication date
AU1059370A (en) 1971-07-29
NL7000795A (en) 1970-07-31
ZA70635B (en) 1971-09-29
ES375930A2 (en) 1972-11-01
BR7016357D0 (en) 1973-02-22
BE745182R (en) 1970-07-01
GB1289633A (en) 1972-09-20

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Legal Events

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