ZA70635B - Process for the production of polyesters - Google Patents

Process for the production of polyesters

Info

Publication number
ZA70635B
ZA70635B ZA700635A ZA70635A ZA70635B ZA 70635 B ZA70635 B ZA 70635B ZA 700635 A ZA700635 A ZA 700635A ZA 70635 A ZA70635 A ZA 70635A ZA 70635 B ZA70635 B ZA 70635B
Authority
ZA
South Africa
Prior art keywords
polyesters
production
Prior art date
Application number
ZA700635A
Inventor
J Hrach
T Wimmer
Original Assignee
Sandoz 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 Sandoz Ltd filed Critical Sandoz Ltd
Publication of ZA70635B publication Critical patent/ZA70635B/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)
ZA700635A 1969-01-29 1970-01-29 Process for the production of polyesters ZA70635B (en)

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
ZA70635B true ZA70635B (en) 1971-09-29

Family

ID=3501777

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA700635A ZA70635B (en) 1969-01-29 1970-01-29 Process for the production of polyesters

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
AT286641B (en) 1970-12-10
GB1289633A (en) 1972-09-20
AU1059370A (en) 1971-07-29
ES375930A2 (en) 1972-11-01
BR7016357D0 (en) 1973-02-22
NL7000795A (en) 1970-07-31
BE745182R (en) 1970-07-01

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