BE753903A - Procede de polymerisation d'alpha, alpha-dialcoyl-beta-propiolactones - Google Patents

Procede de polymerisation d'alpha, alpha-dialcoyl-beta-propiolactones

Info

Publication number
BE753903A
BE753903A BE753903DA BE753903A BE 753903 A BE753903 A BE 753903A BE 753903D A BE753903D A BE 753903DA BE 753903 A BE753903 A BE 753903A
Authority
BE
Belgium
Prior art keywords
alpha
dialcoyl
propiolactones
beta
polymerization process
Prior art date
Application number
Other languages
English (en)
Inventor
N Vollkommer
R Ismail
K D Steffen
M El-Chahawi
Original Assignee
Dynamit Nobel 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 Dynamit Nobel Ag filed Critical Dynamit Nobel Ag
Publication of BE753903A publication Critical patent/BE753903A/fr

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
    • C08G63/823—Preparation processes characterised by the catalyst used for the preparation of polylactones or polylactides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
  • Polyesters Or Polycarbonates (AREA)
BE753903D 1969-07-26 1970-07-24 Procede de polymerisation d'alpha, alpha-dialcoyl-beta-propiolactones BE753903A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19691938139 DE1938139A1 (de) 1969-07-26 1969-07-26 Verfahren zur Polymerisation von alpha,alpha-Dialkyl-beta-propiolactonen

Publications (1)

Publication Number Publication Date
BE753903A true BE753903A (fr) 1970-12-31

Family

ID=5741050

Family Applications (1)

Application Number Title Priority Date Filing Date
BE753903D BE753903A (fr) 1969-07-26 1970-07-24 Procede de polymerisation d'alpha, alpha-dialcoyl-beta-propiolactones

Country Status (5)

Country Link
BE (1) BE753903A (fr)
DE (1) DE1938139A1 (fr)
FR (1) FR2053189A1 (fr)
LU (1) LU61248A1 (fr)
NL (1) NL7010995A (fr)

Also Published As

Publication number Publication date
DE1938139A1 (de) 1971-02-04
NL7010995A (fr) 1971-01-28
LU61248A1 (fr) 1970-09-10
FR2053189A1 (fr) 1971-04-16

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