DBM di-n-butyl-maleate 105-76-0 Degussa-Oxeno Olefinchemie Plasticizers Maleic acid-di-n-butyl-ester (DBM) The unsaturated esters are monomers employed in polymerization processes for the manufacture of dispersions, contributing to some extent to flexibilization. Clear, without any visible impurities Maleic acid-di-n-butyl-ester. Employed in polymerization processes for the manufacture of dispersions. Provides extent to flexibilization.