Release agent for bituminous material and use thereof
AssigneeSchill + Seilacher “Struktol” Aktiengesellschaft
InventorClara Petri
Life of this patent
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Abstract
A release agent for bituminous material is disclosed which comprises a mineral oil-free composition containing an aqueous dispersion of a polyalkenamer, preferably a polyoctenamer. The release agent may additionally contain a dispersing agent and at least one fatty acid ester. The release agent also may be used for the cleaning of surfaces such as motor vehicles, road making machines and environmental surfaces contaminated with bituminous material.
Claims15
A release agent for bituminous material, said agent being a mineral oil-free composition comprising an aqueous dispersion of a polyalkenamer comprising at least one fatty acid ester of a saturated or unsaturated fatty acid having 16-32 C atoms.
A method of cleaning surfaces contaminated with bituminous material which method comprises using a mineral oil-free composition comprising an aqueous dispersion of a polyalkenamer as a release and cleaning agents, wherein said polvalkenamer comprises at least one fatty acid ester of a saturated or unsaturated fatty acid having 2 16-32 carbon atoms.
Dependencies are inferred from the claim text.