The material selection platform
Coatings Ingredients
The material selection platform
Coatings Ingredients
by SpecialChem
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Technical Datasheet | Supplied by DyStar
FOAM BLAST® 4201 by DyStar is zero-VOC, 35% active organo-modified silicone defoamer. It contains no solvents or petroleum-based additives and does not swell in polymer print plates. It shows stability under high shear. It ages well in inks, maintaining its effectiveness over a long period of time. FOAM BLAST® 4201 is recommended for low-VOC architectural coatings, water-based industrial coatings, water-based flexo & gravure inks, high gloss coatings and clear industrial & graphic arts. It is suitable for dispersions and formulations that contain suspended particles such as pigment grinds. The dosage level of the grade is 0.2-0.5% for general, 2-4 pounds per 100 gallons of coating and 0.2-0.6% for inks.
Product Type
Defoamers / Anti-foaming Agents > Silicone-based
Chemical Composition
Organically modified silicone
Physical Form
Opaque, White
Product Status
Applications/ Recommended for
  • Coatings > Waterborne
  • Inks > Water-based
  • Inks > Gravure
  • Inks > Flexographic inks
  • Coatings Markets > General Industrial /Maintenance
  • Coatings Markets > Architectural / Decorative

FOAM BLAST® 4201 Properties


Value & Unit
Test Condition
Test Method
Viscosity @ 25°C
2000 mPa.s
Density @ 25°C
1.00 kg/L

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