EFI Polymers
EFI Polymers Patent applications | ||
Patent application number | Title | Published |
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20120091215 | COATED CONCRETE RAILROAD-TIES AND METHODS FOR MAKING SAME - A concrete railroad-tie having a radiation-cured coating covering at least 5% of the exterior surface and a having a median thickness between 0.005 inches and 0.125 inches. The coating comprises the reaction product of radiation curable oligomers selected from the group consisting of epoxy acrylates, urethane acrylates, polyester acrylates, and combinations thereof. Method of providing the same. | 04-19-2012 |