Afcona - 2045 is a highly compatible defoamer designed for solvent-based coatings, including polyurethane clear coats.

Functions: Defoamer

Chemical Family: Silicones

End Uses: 2K (2 component) Coating, Clearcoat, Lacquers, Radiation Curable Coating, Solventborne Coating, Solventless & High Solids Coating, Wood Coating

Compatible Polymers & Resins: Acrylics, Alkyds, Alkyds (Long Oil), Alkyds (Medium Oil), Chlorinated Rubbers, Epoxies (EP), Nitrocellulose, Polyurethanes (PU), Thermoplastic Acrylic, Unsaturated Polyester (UPE)

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Identification & Functionality

Carrier
Chemical Family
CASE Ingredients Functions
Technologies
Product Families

Features & Benefits

CASE Ingredients Features
Product Features
  • Afcona – 2045 is a silicone-based defoamer used to prevent the formation of foam and blisters during manufacturing and application. It is effective even in difficult situations such as airless spray, brush and roller application. This product combines strong defoaming properties with a very good transparent appearance.
  • Compared to defoamers such as Afcona-2025, Afcona-2035, and Afcona-2040, this product gives better defoaming properties and better compatibility, especially in polyurethane clear coat systems.

Applications & Uses

Markets
Applications
Application Method
Compatible Polymers & Resins
Compatible Substrates & Surfaces
Cure Method
Coating End Applications
Use Level
0.1 - 0.7% (on total formulation), 0.2 - 0.5% (Under normal conditions, based on total formulation)
Product Applications

Due to the excellent combination of defoaming and compatibility, the recommended applications for Afcona-2045 are:

  • Polyurethane systems for wood, plastic and car refinish.
  • Airless spray coatings.
  • NC lacquer and acid-cured systems for wood and general industrial.
  • Heat-cured coatings for general industrial.
  • Solvent-based epoxy systems.
Incorporation

To prevent foaming, Afcona-2045 may be added prior to processing. If added subsequently, good dispersion must be ensured.

Properties

Physical Form
Appearance
Slightly yellowish to transparent liquid
Soluble in
Xylene / Butyl Acetate
Specifications
ValueUnitsTest Method / Conditions
Density (at 20°C)0.86 - 0.88g/cm³-
Refractive Index1.440 - 1.450--
Flash Point27.0°C-

Regulatory & Compliance

Packaging & Availability

Packaging Information

55 lb and 375 lb non-returnable containers.

Storage & Handling

Shelf Life
5 years
Storage Condition

Afcona-2045 should be stored in a cool, dry place.