Synthetic emulsion polymers for cementitious waterproofing membranes (2k waterproofing membranes) provide a tough but flexible/elastomeric membrane with specific performance property requirements. They are used extensively in the construction market segment and offer vapor, water and/or air resistance.
Tylac 4193 is a strong, yet soft and flexible styrene-butadiene concrete modifier.
Tylac 4190 is a styrene-butadiene emulsion polymer recommended for use in concrete, mortars, grouts and cement mixtures.