WATERBORNE WHITE DTM based on MAINCOTE 1100 WITH ASCONIUM-142DA

This formulation outlines the creation of a waterborne white direct-to-metal (DTM) paint with a focus on long-term protection. Here's a detailed breakdown:

• Description: The paint is formulated to provide long-term protection for various metal surfaces. It involves a multi-step process to ensure proper dispersion and incorporation of key additives for optimal performance.
• Components:
  1. DEIONIZED WATER: Primary solvent.
  2. TEGODISPERSE 750W: Dispersing agent provided by EVONIK.
  3. BYK 024: Defoamer from BYK Chemie.
  4. AMP90: Neutralizing agent supplied by ANGUS.
  5. DPM: Co-solvent from Dow Chemicals.
  6. KRONOS 2190: Titanium dioxide (TiO2) from KRONOS.
  7. DURCAL 5: Calcium carbonate (CaCO3) from OMYA.
  8. ASCONIUM-142DA: Anticorrosion additive from ASCOTEC.
  9. MAINCOTE 1100: Binder from DOW.
  10. BUTYL GLYCOL: Co-solvent from Dow Chemicals.
  11. ASCOTRAN-H10: Antiflash-rust additive from ASCOTEC.
  12. ACRYSOL SCT 275: Thickener from DOW.
• Total Composition:
  • Total Weight: 100
  • PVC: Approximately 22%
  • PVC/CPVC: Approximately 0.36
  • Gloss Level: 44 (measured at 60°)
• Salt-Spray Performance:
  • Substrate: Cold-rolled steel – Q-Panel S-Type
  • Exposure Time: 800 hours
  • Number of Layers: 1
  • Dry Film Thickness: 75 µm

This formulation offers detailed instructions for the manufacturing of a waterborne white DTM paint, emphasizing long-term protection and salt-spray performance. It includes information on the sequential addition of components, technical data such as PVC and gloss level, and details on salt-spray testing parameters.