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Vertal® 77

Chemical Name
Talc
Chemical Family
Carbonates

Vertal® 77 is a highly lamellar talc/carbonate mineral pigment that provides a unique balance of prime pigment spacing (opacity), film reinforcement, anti-cracking, and barrier properties to architectural and decorative coatings. This product is used whenever a higher brightness and lamellar mineral pigment are required.

Identification

CASE Ingredients Functions
Pigment

Product families

Applications

Paints & Coatings — Building & Construction
  • Architectural Coatings
  • Decorative Paints
Building & Construction — Building Envelope & Roofing
  • Architectural Coatings
Building & Construction — Decorative Materials & Finishes
  • Decorative Paints Coatings & Stains

Product Families

CASE Ingredients — Pigments & Colorants
  • Functional Pigments

Other characteristics

Brand
Vertal
End Uses
Primer, Undercoat, Waterborne Coating
Features

Crack Resistance, Excellent Stain Blocking, Good Brightness, Good Elasticity, High Opacity, Improved Rheology, Improves Adhesion, Long Potlife, Long Shelf Life

Synonyms
Agalite, Talc (Mg3H2(SiO3)4), Talcum
Markets
  • Building & Construction
  • Paints & Coatings
Technology
CASE Ingredients
Labeling Claims
Environmentally Friendly
Country Availability
  • Canada
  • USA
Coating End Applications
  • Primer
  • Undercoat
  • Waterborne Coating
Plastics and Elastomers Functions
Filler

Technical data

Table 1 of 2

7 rows
CharacteristicValueUnitMethod
Brightness78.0—Minolta “Y”
Particle Size (Retained on 100 Mesh)Trace%—
Particle Size (Passing through 325 Mesh)99.7%—
Oil Absorption27.0g/100g—
pH (10% slurry)9.5——
Specific Gravity2.8——
Moisture Contentmax. 0.5wt%—

Table 2 of 2

3 rows
CharacteristicValueUnitMethod
Talc Content50 - 60%X-Ray Diffraction
Carbonates Content40 - 50%X-Ray Diffraction
Chlorite Content1 - 4%X-Ray Diffraction

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