Evonik Operations Gmbh

Dagmar Isabell Hackenberger

Kévin Micoine

Pedro Vazquez Toran

Velichka Koleva

The polymerization of cycloalkenamer is stopped by adding an alkyl vinyl derivative. Subsequently compound A is added, wherein compound A has at least one of the features i) or ii): i) at least one functional group or ii) at least one saturated or unsaturated aliphatic or aromatic heterocyclic ring having 3 to 14 ring atoms, wherein the ring atoms contain at least one carbon atom and at least one atom selected from oxygen, nitrogen and sulfur. A membrane filtration is subsequently carried out. This type of production produces polyalkenamers which are temperature-stable at 180&#xb0; C.

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Herten, Germany

Dagmar Isabell Hackenberger