Afcona - 2502 is a defoamer for water-based applications that undergo high shear forces during preparation, including pigment pastes and other high-solid systems.

Functions: Defoamer

Chemical Family: Polysiloxanes, Silica

End Uses: 2K (2 component) Coating, Solventless & High Solids Coating, Waterborne Coating

Compatible Polymers & Resins: Acrylics, Epoxies (EP), Polyurethanes (PU), Polyvinyl Chloride (PVC)

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Identification & Functionality

Features & Benefits

CASE Ingredients Features
Product Features
  • Afcona-2502 is a defoamer for water-based applications. It is suitable for applications like coatings and inks as well as for pigment concentrate preparations.
  • Afcona-2502 has a very high resistance to shear forces and elevated temperature. Therefore, it is suitable for pigment concentrates and other high-solid systems. It is also useful during the synthesis of emulsion polymerization.

Applications & Uses

Markets
Applications
Applicable Processes
Compatible Polymers & Resins
Coating End Applications
Product Applications

Afcona-2502 is recommended for:

  • High and low PVC emulsion paints based on pure or modified acrylics.
  • Water-based pigment concentrates.
  • Printing inks.
  • PU dispersions.
Addition and Dosage

0.1– 0.5% on total formulation. Under normal conditions, 0.2 – 0.3% based on total formulation is sufficient. For pigment concentrates, 0.3 – 0.5% is recommended.

Incorporation

SHAKE WELL BEFORE USE

Afcona-2502 should be added in the mill base. If added in the let down, make sure to incorporate under high shear force.

Properties

Physical Form
Appearance
Slightly hazy and slightly yellowish transparent liquid
Soluble in
Hydrocarbon solvent
Specifications
ValueUnitsTest Method / Conditions
Active Ingredients80 - 84%-
Flash Point117.0°C-

Regulatory & Compliance

Packaging & Availability

Packaging Information

55 lb and 397 lb non-returnable containers.

Storage & Handling

Shelf Life
3 years
Storage Condition

Afcona-2502 should be stored in a cool, dry place.