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Pat-Add AF 61

CASE Ingredients Features
Good Compatibility

PAT-ADD AF 61 is a defoamer and de-airing agent for use in solventborne coatings. PAT-ADD AF 61 is silicone free.PAT-ADD AF 61 is a very strong defoamer, most suitable in woodcoatings, furniture coatings and stoving enamels.

Properties

Physical Form
Liquid

Identification

CASE Ingredients Functions
Defoamer

Product families

Applications

Applications
  • Consumer Goods — Furniture
Paints & Coatings — Building & Construction
  • Wood Coatings & Finishes
Paints & Coatings — Industrial Coatings
  • Furniture Coatings
  • Industrial Coatings

Product Families

CASE Ingredients — Additives
  • Foam Control

Other characteristics

Brand
Pat-Add
End Uses

Primer, Solventborne Coating, Solventborne Ink, Top Coat

Functions
Defoamer
Labeling Claims
Silicone-free
Compatible Polymers & Resins
Polyesters, Polyurethanes (PU)
Markets
  • Consumer Goods
  • Paints & Coatings
Benefits

Strong defoaming properties, requires only low dosages; Easy to dose; Inert, wide range of compatibility

Use Levels
0.05-0.4%
Appearance
Clear colourless liquid
Properties

PAT-ADD AF 61 is a very efficient defoamer and de-airing agent. In clear varnishes, the product may cause some in can haziness. However, typically the transparency of the dry film is not effected. PAT-ADD AF 61 is most suitable for use in acid-cured wood varnishes, NC-varnishes, stoving enamels, as well as 2-K PUR and UPE systems. PAT-ADD AF 61 is suitable for coatings, applied using various application procedures, such as brushing, airless spraying, roller- and curtain coating. Moreover, PAT-ADD AF 61 is recommended for use in printing inks.

Application

De-airing and defoamer for low pigmentation systems. Polymer in organic solvent, silicone and fluoro free,solids content 35%.

Coating Type
  • Primer
  • Solventborne Coating
  • Top Coat
Technology
CASE Ingredients
Ink and Toner Type
Solventborne Ink
Addition and Dosage

The optimal amount of PAT-ADD AF 61 to be used is system related, but generally is between 0,05 and 0,4% PAT-ADD AF 61, calculated on the total weight of the system. In case of using PAT-ADD AF 61 in clear systems and high gloss coatings, it is recommended to check the effect on the transparency and gloss of the dried film carefully. The optimum concentration to be used depends on the individual requirements and conditions.

Application Methods
  • Brush
  • Curtain Coating
  • Roller
  • Spray
Compatible Polymers and Resins
  • Polyesters
  • Polyurethanes (PU)
Compatible Substrates and Surfaces
Wood

Technical data

Table 1 of 1

5 rows
CharacteristicValueUnit
Viscosity at 25°C.approx. 3000cPs
Specific gravity at 25°Capprox. 0.830—
Compositionsilicone free polymer solution—
Solventwhite spirit—
Active matter contentapprox. .35%

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