Polyurethane & Polyurea Coatings

Boz Altınay Construction Industry Inc.

by Boz Altınay Construction Industries Inc.
Advanced Waterproofing and Protective Coating Technologies

What Are Polyurethane and Polyurea Coatings?
Polyurethane and polyurea are cutting-edge coating systems offering superior mechanical and chemical resistance. Designed for waterproofing, industrial flooring, insulation, and surface protection, these coatings form a seamless, elastic, and highly durable layer. Thanks to spray application technology, they bond directly to the substrate, creating a continuous membrane without joints.

What is Polyurethane?
Polyurethane is a two-component, flexible coating system that adheres excellently to concrete, metal, wood, and various other surfaces. It is widely used in waterproofing applications such as roofs and terraces, offering long-lasting performance against moisture.

What is Polyurea?
Polyurea is a next-generation coating technology that cures within seconds and offers extreme resistance to chemicals and mechanical stress. Unlike polyurethane, polyurea maintains flexibility in a wide temperature range from -40°C to +130°C, making it ideal for demanding environments.

Key Advantages

  • Seamless Application – Eliminates joints and weak points across the surface
  • Superior Flexibility – Resistant to structural movement and thermal changes
  • Rapid Curing – Polyurea dries within seconds for minimal downtime
  • Chemical & UV Resistance – Withstands acids, oils, fuels, and prolonged sun exposure
  • Long-Term Durability – Up to 20 years of maintenance-free protection
  • Strong Adhesion – Bonds to concrete, metal, wood, PVC, and spray foam

Common Applications

  • Roof and terrace waterproofing
  • Parking deck coatings
  • Water tanks and treatment plants
  • Industrial facility floors
  • Metal surface protection for tanks and pipelines
  • Pools, ponds, and aquatic structures
  • Protective coatings for military and civil vehicles

Frequently Asked Questions (FAQ)

What’s the difference between polyurethane and polyurea?

Polyurea cures significantly faster (within seconds) and offers superior chemical and thermal resistance. Polyurethane is more cost-effective and suitable for mid-level waterproofing needs.

How long does the application process take?

While total project time depends on area size, polyurea systems cure instantly—allowing same-day completion. Polyurethane typically requires up to 24 hours for full curing.

Which surfaces can polyurea be applied to?

Polyurea adheres to concrete, metal, wood, PVC, and even polyurethane foam. A clean and properly prepared surface is essential for best results.

How long do these coatings last?

Polyurethane systems last 10–15 years; polyurea systems can exceed 20 years with proper application and maintenance.

When can the surface be used after coating?

Polyurethane-coated surfaces are usable after 24 hours. Polyurea surfaces cure in 1–2 minutes and can handle heavy use within a few hours.

Are these coatings UV resistant?

Yes. Polyurea is UV-stable and maintains its properties even after prolonged sun exposure. Color fading is minimal over time.