BOYSEN® EcoPrimer™ B‑105 Eco-friendly Water-based Primer

BOYSEN® EcoPrimer™ B-105

Eco-Friendly Water-Based Primer

BOYSEN® EcoPrimer™ is a high-performance acrylic water-based primer designed for concrete and drywall surfaces. Its low-VOC formula ensures superior alkali resistance, excellent adhesion, and sealing properties, making it an ideal choice for both interior and exterior applications.

Technical Specifications:

• Principal Uses:
  • Suitable for use with water-based, low-VOC latex paints, including:
    ✅ BOYSEN® Healthy Home™
    ✅ Virtuoso™ Silk Touch™
    ✅ BOYSEN® KNOxOUT™ Air Cleaning Paint B-8701 Acrylic & B-8702 Silicone
  • Recommended for concrete, stucco, bricks, and drywall surfaces.
• Vehicle Type: Acrylic
• VOC Content: 32.6 g/L
• Dry Time: (at 25°C and 50% relative humidity)
  • Touch: 30 minutes
  • Recoat: 2 hours
• Density: 1.39 kg/L (±0.05 kg/L)
• Theoretical Coverage: 25-30 sq. m. per 4L at 1.7-1.4 mils DFT (varies based on surface texture and porosity)
• Tinting: Not applicable
• Thinning:
  • Use as supplied
  • If necessary, thin with not more than ½ Liter of clean water per 4L can
• Clean-up: Water
• Packaging: 4 Liters

Key Features:

✅ Eco-Friendly & Low-VOC – Safe for indoor use with minimal environmental impact.
✅ Superior Adhesion & Sealing Properties – Prepares surfaces for a smooth, long-lasting finish.
✅ Excellent Alkali Resistance – Prevents premature paint failure on new concrete.
✅ Quick-Drying Formula – Touch-dry in 30 minutes, allowing faster recoating.
✅ Multi-Surface Compatibility – Works on concrete, drywall, bricks, and stucco.

Application Guide:

Surface Preparation:

✔ For New Concrete:

• Allow to dry for 14-28 days before painting.
• Ensure surface is clean, dry, and free of contaminants.
• If neutralizing, use BOYSEN® Masonry Neutralizer B-44 (1 part neutralizer to 16 parts water).
• Let dry overnight, rinse off white crystals, and dry before painting.

✔ For Repainting:

• If old paint is chalky, apply a surface conditioner.
• For mildew, treat with a 1:3 bleach-to-water solution, let sit for 24 hours, then clean and dry.

✔ For Drywall:

• Install and secure joints following manufacturer recommendations.

Recommended Painting Schedule:

✅ 1st Coat: BOYSEN® EcoPrimer™ B-105
✅ Putty (if needed):

• Exterior: BOYSEN® Acrytex™ Cast B-1711
• Interior: BOYSEN® Masonry Putty B-7311
  ✅ 2nd & 3rd Coats (Choose Based on Application):
• Interior: BOYSEN® Healthy Home™ / Virtuoso™ Silk Touch™ / BOYSEN® KNOxOUT™ B-8701 Acrylic
• Exterior: BOYSEN® KNOxOUT™ B-8702 Silicone

BOYSEN® EcoPrimer™ B-105 ensures a strong foundation for your paint while promoting a healthier, more sustainable environment.