Basophob WDS Alkaline paraffin wax emulsion BASF Water repellent Architectural / Decorative Water Basophob® WDS. Alkaline paraffin wax emulsion (approx. 60 % in water). Improves the hydrophobic properties of the film; affects the drying time; prevents skin formation on the surface; for textured finishes. Water repellent. Alkaline paraffin wax emulsion (approx. 60 % in water). Improves the hydrophobic properties of the film; affects the drying time; prevents skin formation on the surface; for textured finishes.