Lumiten E-L Polyether derivative of a fatty acid BASF Defoamers / Anti-Foaming Agents >> Non silicone based ADHESIVE SEALANT Lumiten E-L Polyether derivative of a fatty acid. Assay = 1005, pH = 3.5-4.5, Mass density = 0.99, viscosity@20C = 350 mPa.s, solidification point = -18C, flash point = 163C, Boiling point = 240C. Suppresses foam, generally added at a very early stage in a process in order to ensure that no foam is formed during the production of adhesives and sealants. Polyether derivative of a fatty acid. Used as antifoaming agent in the production of adhesives and sealants.