Patent ID: 6126757
Filing Date: 2000-10-03
Classification: B08B

Abstract:
A method for preventing asphalt and tar from sticking to paving equipment, comprising:1) diluting a concentrate with about three to about 50 parts water to one part concentrate,2) spraying, rolling or brushing the diluted concentrate on the equipment prior to its coming in contact with tar asphalt or related material, said concentrate comprising a fatty acid amide or mixture of fatty acid amides; a fatty acid or mixture of fatty acids, the fatty acid or acids having been neutralized with diethanolamine or another alkyl- or alkanolamine; and an optional solvent or combination of solvents, then3) contacting the coated equipment with asphalt, tar or other related material, then4) releasing the tar, asphalt or related material from the equipment, presumably at another location from the point of loading the equipment with tar or asphalt.