BE845729A - Procede de fabrication de polypropyleneglycols a teneur reduite en doubles liaisons et produits obtenus suivant ce procede - Google Patents

Procede de fabrication de polypropyleneglycols a teneur reduite en doubles liaisons et produits obtenus suivant ce procede

Info

Publication number
BE845729A
BE845729A BE6045654A BE6045654A BE845729A BE 845729 A BE845729 A BE 845729A BE 6045654 A BE6045654 A BE 6045654A BE 6045654 A BE6045654 A BE 6045654A BE 845729 A BE845729 A BE 845729A
Authority
BE
Belgium
Prior art keywords
polypropyleneglycols
manufacturing
products obtained
obtained following
reduced content
Prior art date
Application number
BE6045654A
Other languages
English (en)
French (fr)
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 filed Critical
Publication of BE845729A publication Critical patent/BE845729A/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
    • C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
    • C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
    • C08G65/04—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers only
    • C08G65/06—Cyclic ethers having no atoms other than carbon and hydrogen outside the ring
    • C08G65/08—Saturated oxiranes
    • 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
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/48—Polyethers
    • C08G18/4866—Polyethers having a low unsaturation value
    • 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
    • C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
    • C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
    • C08G65/26—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyethers (AREA)
BE6045654A 1975-09-03 1976-08-31 Procede de fabrication de polypropyleneglycols a teneur reduite en doubles liaisons et produits obtenus suivant ce procede BE845729A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752539108 DE2539108C2 (de) 1975-09-03 1975-09-03 Verfahren zur Herstellung von Polypropylenglykolen mit vermindertem Doppelbindungsgehalt

Publications (1)

Publication Number Publication Date
BE845729A true BE845729A (fr) 1977-02-28

Family

ID=5955462

Family Applications (1)

Application Number Title Priority Date Filing Date
BE6045654A BE845729A (fr) 1975-09-03 1976-08-31 Procede de fabrication de polypropyleneglycols a teneur reduite en doubles liaisons et produits obtenus suivant ce procede

Country Status (2)

Country Link
BE (1) BE845729A (xx)
DE (1) DE2539108C2 (xx)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3233251A1 (de) * 1982-09-08 1984-03-08 Basf Ag, 6700 Ludwigshafen Asymmetrische polyether-polyole, verfahren zu deren herstellung und deren verwendung fuer polyurethan-kunststoffe
AU2478684A (en) * 1983-02-22 1984-08-30 Union Carbide Corporation Branch-copolymers
DE102004006531A1 (de) * 2004-02-10 2005-09-01 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Teilkristallines Polyether-Copolymer auf Basis von Propylenoxid und daraus herstellbare Duromere

Also Published As

Publication number Publication date
DE2539108A1 (de) 1977-03-17
DE2539108C2 (de) 1983-06-09

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