Chemtura (Great Lakes) DE-71 Pentabromodiphenyl oxide 32534-81-9 Chemtura (Great Lakes) Flame retardant / Fire retardant >> Bromine based Epoxy Resins Polyester >> Unsaturated Polyurethane Insoluble in water Soluble in methylene chloride, styrene, toluene, methyl ethyl ketone, polyol and triethyl phosphate Chemtura (Great Lakes) DE-71™ Halogenated Flame Retardant Chemtura (Great Lakes) DE-71 is a high viscosity liquid flame retardant containing 71% aromatic bromine. Chemtura (Great Lakes) DE-71 is recommended as an additive flame retardant for unsaturated polyester, rigid and flexible polyurethane foam, epoxies, laminates, adhesives, and coatings. Great Lakes DE-71 is readily soluble in styrene, polyols, isocyanates, methylene chloride, and phosphates. High viscosity liquid flame retardant containing aromatic bromine. Used in coatings and for saturated polyester, rigid and flexible polyurethane foam and epoxies.