Modifier A™ / NA Binder for Concrete Modification

Modifier A™ / NA Latex from Trinseo is a concrete modifier that offers a wealth of advantageous features and benefits for the construction industry.

Trinseo’s Modifier A™ / NA Latex is a concrete modifier manufactured to meet latex specifications and concrete performance requirements of the Federal Highway Administration (FHWA). Each shipment is accompanied by a letter certifying conformance to Report No. FHWA-RD-78-35, “Styrene-butadiene Latex Modifiers for Bridge Deck Overlay Concrete.“

Modifier A™ / NA Latex offers a unique combination of properties that result in superior performance and value compared with alternatives. Features include:

• Compatible as an admixture to portland cement
• Ease of mixing
• Excellent adhesion of the overlay to the bridge deck
• Good workability at low water-to-cement ratios
• Improved wear resistance
• Low permeability to protect rebar from corrosion accelerated by deicing salts
• Lower cost over the life of the project
• Quick curing capability
• Reduced crack propagation
• Reduced modulus of elasticity (results in reduced brittleness and deck stress)
• Reduced shrinkage

Get in touch with us to learn more about Modifier A™ / NA Latex and discover how we can work together.