BR 741 Aliphatic polyester urethane acrylate oligomer Bomar Specialties Acrylic Resins >> Polyester Acrylic Acrylic Resins >> Urethane Acrylic Coatings Aliphatic polyester urethane acrylate. Applications include adhesives and coatings where toughness as well as oil and chemical resistance is required. oil and chemical resistance weatherability abrasion resistance adhesion gloss Aliphatic polyester urethane acrylate. Used for coatings where toughness and oil and chemical resistance is required. Provides weatherability, abrasion resistance, good adhesion and gloss.