BE622052A - - Google Patents

Info

Publication number
BE622052A
BE622052A BE622052DA BE622052A BE 622052 A BE622052 A BE 622052A BE 622052D A BE622052D A BE 622052DA BE 622052 A BE622052 A BE 622052A
Authority
BE
Belgium
Application number
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.)
Publication of BE622052A publication Critical patent/BE622052A/xx

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
    • C08G63/826—Metals not provided for in groups C08G63/83 - C08G63/86
    • 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
    • C08G63/84—Boron, aluminium, gallium, indium, thallium, rare-earth metals, or compounds thereof
    • 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)
BE622052D 1961-09-02 BE622052A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEF0034842 1961-09-02
FR908407A FR1332985A (fr) 1961-09-02 1962-09-01 Procédé de préparation de polyesters linéaires

Publications (1)

Publication Number Publication Date
BE622052A true BE622052A (ko)

Family

ID=25975095

Family Applications (1)

Application Number Title Priority Date Filing Date
BE622052D BE622052A (ko) 1961-09-02

Country Status (4)

Country Link
BE (1) BE622052A (ko)
CH (1) CH431075A (ko)
FR (1) FR1332985A (ko)
NL (1) NL282531A (ko)

Also Published As

Publication number Publication date
FR1332985A (fr) 1963-07-19
CH431075A (de) 1967-02-28
NL282531A (ko)

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