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Pat-Add AF 14D

PAT-ADD AF 14D is an easy dispersible defoamer for use in waterborne coatings like dispersion paints as well as in aqueous inks and pigment dispersions.PAT-ADD AF 14D is based on a mineral oil compound. PAT-ADD AF 14D is extremely versatile in application, so efficient in various waterborne systems for defoaming and anti-foaming purposes during manufacturing and application.

Properties

Physical Form
Dispersion

Identification

CASE Ingredients Functions
Anti-Foaming AgentDefoamer

Product families

Applications

Paints & Coatings — Building & Construction
  • Architectural Coatings
Building & Construction — Building Envelope & Roofing
  • Architectural Coatings

Product Families

CASE Ingredients — Additives
  • Foam Control

Other characteristics

Brand
Pat-Add
End Uses

Primer, Top Coat, Waterborne Coating, Waterborne Ink

Functions
Anti-Foaming Agent, Defoamer
Compatible Polymers & Resins
Polyvinyl Chloride (PVC)
Markets
  • Building & Construction
  • Paints & Coatings
Benefits

Easy dispersible; Very effective defoamer, so requires only low dosages; Good shelf stability; Universal usage for dispersion paints and aqueous colorants

Use Levels
0.2-0.8%
Appearance
White to yellow coloured dispersion
Properties

PAT-ADD AF 14D is easy dispersible in aqueous systems and can incorporation by applying mild dispersion forces, as valid for let-down or post addition purposes during the paint manufacturing process.. PAT-ADD AF 14D is most suitable for use in mid to high PVC-dispersion paints, semi-gloss and flat paints as well as for use in pigment dispersions.

Application

Easy dispersible grade. Dispersion of hydrophobes in a mineral oil compound, mainly for texture coating.

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

The optimal amount of PAT-ADD AF 14D to be used is system related, but generally is between 0,2 and 0,8 % PAT-ADD AF 11, calculated on the total weight of paint formulation. Although the product is easy dispersible in water, effective mixing conditions are required; it is recommended to add part (1/3) of the required dosage prior to pigment dispersion and the remaining part during the let-down process. Improper mixing may result in insufficient defoaming action and may cause side effects such as effecting gloss or film appearance. The optimum concentration to be used depends on the individual requirements and conditions.

Compatible Polymers and Resins
Polyvinyl Chloride (PVC)

Technical data

Table 1 of 1

4 rows
CharacteristicValueUnit
Viscosity at 25°C.approx. 2500cPs
Specific gravity at 25°Capprox. 0.845—
PolarityNon-ionic—
Active matter content100.0%

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