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Afcona 2727

Afcona 2727 is a liquid defoamer and air-releaser specifically formulated for epoxy, unsaturated polyester (UPE), and polyurethane (PU) systems, whether filled or unfilled. Serving as both an air release agent and a defoamer, it enhances surface smoothness and acts as a leveling agent. Compatible with epoxies, polyurethanes, and unsaturated polyesters, Afcona 2727 ensures efficient foam control in solvent-based and solventless coatings.

Properties

Physical Form
Liquid

Identification

CASE Ingredients Functions
DefoamerLeveling Agent

Product families

Applications

Paints & Coatings — Building & Construction
  • Floor Coatings
Building & Construction — Flooring & Surfaces
  • Floor Coatings

Product Families

CASE Ingredients — Additives
  • Foam Control
  • Functional Additives

Other characteristics

Brand
Afcona
End Uses

2K (2 component) Coating, Solventborne Coating, Solventless & High Solids Coating

Features
Enhanced Surface Smoothness, Transparency
Compatible Polymers & Resins

Epoxies (EP), Polyurethanes (PU), Unsaturated Polyester (UPE)

Carrier
  • SBP Spirit
  • Solvent-based
Markets
  • Building & Construction
  • Paints & Coatings
Appearance

Slightly Hazy To Clear And Slight Yellowish Liquid

Shelf LIfe
5 years
Coating Type
  • 2K (2 component) Coating
  • Solventborne Coating
  • Solventless & High Solids Coating
Technology
CASE Ingredients
Incorporation

To avoid foam- and bubble-formation AFCONA-2727 should be mixed at the beginning of the production/application into the system. If added at the end of the formulation, a good dispersion must be ensured.

Storage Condition

AFCONA-2727 should be stored in a cool dry place. When kept in an original unopened container, it will keep up to 5 years from the date of manufacture. The expiry date is indicated on the container

Product Properties

AFCONA – 2727 is a silicone-based product developed to produce rapid de-aeration of polyurethane and epoxy compounds used in flooring or general industrial application. This is the most effective defoamer for epoxy selfleveling system. AFCONA - 2727 also acts as a very good leveling agent, giving a smooth surface to the coating. It functions differently from AFCONA 2722 and AFCONA – 2726 as the silicone is an alkyl-polyether modification where it gives very good de-aeration AFCONA-2727 is recommended for filled and unfilled polyurethane and epoxy compounds used in flooring application as well as UPE system

Addition and Dosage

0.5 – 1.5% on total formulation. In general under normal conditions, the dosage is 0.5% based on total formulation.

Chemical Composition
Silicone based defoamer
Packaging Information
25 kg and 170 kg non-returnable containers
Compatible Polymers and Resins
  • Epoxies (EP)
  • Polyurethanes (PU)
  • Unsaturated Polyester (UPE)

Technical data

Table 1 of 1

3 rows
CharacteristicValueUnit
Denisty (at 20°C)0.86 - 0.88g/cm³
Refractive Index1.435 - 1.445—
Flash Pointmin. 100°C

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