The material selection platform
Coatings Ingredients
The material selection platform
Coatings Ingredients
by SpecialChem
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Technical Datasheet | Supplied by allnex
KNOCKDOWN® 155 by allnex is a non-silicone defoamer created specifically for the graphic arts industry including ink formulations. It is most effective and economical in resolving the most difficult problems of excess foam. Suitable for for styrene-acrylic systems with moderate to high acid number polymers. Recommended dosage level of KNOCKDOWN® 155 is 0.25-0.75%. It is stable in acid and alkaline solutions.
Product Type
Defoamers / Anti-foaming Agents > Silicone-free
Physical Form
Product Status
Geographical Availability
North America, South and Central America
Applications/ Recommended for
  • Inks
  • Resins > Acrylics & Acrylic Copolymers
  • Resins > Styrenes

KNOCKDOWN® 155 Properties


Value & Unit
Test Condition
Test Method
Active Content
98 %
(5% Dispersion in Water)
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