White Waterborne 2K EPOXY DTM Paint based on Epirez® 6520

This is a formulation for a waterborne white primer designed for long-term protection, particularly suitable for use on cold-rolled steel substrates. Here are the key details:

• Product Name: EPIREZ 6520 with Asconium-142DA
• Reference: SPFWBEPOX048
• Date: 2018-11
• Manufacturer: Hexion
• Primer Type: Waterborne White Primer
• Performance: Long-term protection with salt-spray resistance
• Substrate: Cold-rolled steel
• Dry Film Thickness: 50 µm
• Salt-Spray Duration: 1000 hours
• Guiding Formulation:

PART A - Add in order with good agitation:

• EPIREZ 6520: Binder - 32.10%
• DPnB: Co-solvent - 3.20%
• BYK 024: Defoamer - 0.30%
• SURFYNOL 104E: Defoamer - 0.55%
• Deionized Water: Vehicle - 9.60%
• KRONOS 2190: Titanium Dioxide - 21.40%
• DURCAL 5: Calcium Carbonate - 10.70%
• LUZENAC 10M2: Talcum - 5.35%

PART B - Add in order, and progressively, with continuous stirring:

• EPIKURE 8545-W52: Hardener - 8.77%
• ASCOTRAN-H10: Flash-rust inhibitor - 0.33%
• ASCONIUM-142DA: Anticorrosion additive - 1.66%

Before application, the parts A and B need to be mixed under low mixing conditions. The primer is intended for use after mixing parts A and B and is formulated to provide excellent adhesion, corrosion resistance, and long-lasting protection for steel substrates, even under harsh environmental conditions.