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Afcona 5251

Afcona 5251 is a non-ionic dispersant tailored for the deflocculation of transparent iron oxides, ensuring stable dispersion in coatings. With excellent flocculation stability and high color strength, it enhances the performance of decorative paints, wood coatings, and industrial coatings, particularly in furniture and industrial applications. This dispersant is suitable for radiation-curable coatings, solventborne coatings, and solventless and high-solids coatings.

Properties

Physical Form
Liquid

Identification

CASE Ingredients Functions
Dispersant

Product families

Applications

Paints & Coatings — Building & Construction
  • Decorative Paints
  • Wood Coatings & Finishes
Paints & Coatings — Industrial Coatings
  • Furniture Coatings
  • Industrial Coatings

Product Families

CASE Ingredients — Additives
  • Dispersing & Wetting Additives

Other characteristics

Brand
Afcona
End Uses

Radiation Curable Coating, Solventborne Coating, Solventless & High Solids Coating, Wood Coating

Functions
Dispersant
Labeling Claims
Solvent-free
Markets
Paints & Coatings
Appearance
Brown Viscous Liquid
Shelf LIfe
5 years
Cure
Radiation Cure
Coating Type
  • Radiation Curable Coating
  • Solventborne Coating
  • Solventless & High Solids Coating
  • Wood Coating
Technology
CASE Ingredients
Incorporation

AFCONA-5251 should be incorporated in the mill base before adding the pigments

Storage Condition

AFCONA-5251 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-5251 is a dispersant mainly developed for dispersing and stabilizing transparent iron oxide pigments. This results in:; Optimum transparency; Higher color strength; Flocculation stability; Lower viscosity; AFCONA-5251 could also be used as a dispersant for other inorganic pigments and extenders, where it reduces the viscosity in the dispersion. Therefore it is very useful in high filled systems. AFCONA-5251 differs from AFCONA-5051, because it is solvent-free. This makes this product very suitable in solvent-free or high solid applications AFCONA-5251 is recommended for manufacturing resin free or resin containing transparent iron oxide pigment concentrates for decorative as well as for industrial paints. Very stable concentrates up to 40% could be formulated. Note: AFCONA – 5251 will become slightly hazy at temperatures below 5°C. This will not influence the quality.

Addition and Dosage
Calculation method for the required amount of active ingredient on pigment:
Transparent iron Oxides
10 – 20%
TiO2
2 - 3%
Other inorganic pigments
2 - 4%
Chemical Composition

Polymer with acidic pigment affinity groups, solvent-free

Packaging Information
25 kg and 190 kg non-returnable containers
Compatible Substrates and Surfaces
Wood

Technical data

Table 1 of 1

3 rows
CharacteristicValueUnit
Denisty (at 20°C)1.08 - 1.12g/cm³
Acid Value105 - 115mg KOH/g
Active Ingredientmin. 98%

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