company tower banner
Dar-Tech Inc. Company Logo
Vertal® 7 is a highly lamellar talc/carbonate mineral pigment. Vertal® 7 provides a unique balance of prime pigment spacing (opacity), film reinforcement, and anti-cracking and barrier properties to architectural and decorative coatings. Vertal® 7 is especially suited for waterborne paints, universal primers, stain-blocking primers, sealers, and undercoaters. Vertal® 7 is also a good choice for low-VOC alkyd primers.

Chemical Family: Carbonates

End Uses: Primer, Sealer, Undercoat, Waterborne Coating

Features: Crack Resistance, Excellent Stain Blocking, Good Elasticity, High Opacity, Improved Rheology, Improves Adhesion, Long Potlife, Long Shelf Life, Low VOC

Knowde Enhanced TDS

Identification & Functionality

Chemical Family
CASE Ingredients Functions
Technologies

Features & Benefits

Applications & Uses

Applications
Vertal® 7 could also be used in plastics as a cost-effective reinforcing agent to improve stiffness, HDT and dimensional stability. In rubber, it acts as a dusting/parting agent.

Properties

Typical Properties
ValueUnitsTest Method / Conditions
Brightness73.0Minolta “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%
Mineral Properties
ValueUnitsTest Method / Conditions
Talc Content50 - 60%X-Ray Diffraction
Carbonates Content40 - 50%X-Ray Diffraction
Chlorite Content1 - 4%X-Ray Diffraction

Regulatory & Compliance

Packaging & Availability

Country Availability
Regional Availability
  • Canada
  • USA