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HEUCOSPERSE™ VS 9620

Pigment Violet 23

HEUCOSPERSE VS9620 is an aqueous Pigment Violet 23 dispersion based on a styrene acrylic resin. The stir-in carbazolel violet dispersion is suitable with respect to gloss and tinting strength for various flexographic and gravure water based inks. HEUCOSPERSE preparations exhibit excellent opacity and are available in a wide range of pigments. It is especially designed for Kraft and paperboard ink applications.

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Benefits

  • Broad compatibility
  • Excellent strength, gloss and transparency
  • Easy to incorporate
  • Formulated to be very low VOC

Technical data

Product Data

Physical Data

Pigment chemistry Dioxazine Violet
Appearance Violet liquid
pH 8.5 – 9.5
Specific gravity [g/cm3] 1.13
Pigment solids [%] 35
Total solids [%] 43 – 48

 

Main Fields of Application

  • Waterborne inks
  • Flexographic inks
  • Gravure inks

 

Coloristic Specifications

Grav. tinct. strength [%] 95.0 -105.0
Color difference DE <1.5
Green-red axis Da -1.0 to 1.0
Blue-yellow axis Db -1.0 to 1.0
Purity DC -1.0 to 1.0
Shade DH -1.0 to 1.0

 

Fastness Data

Fastness properties*
Acid 5
Alkali 5
Scale of 1 – 5, with 5 best (ISO 787-4)

 

Fastness to light
Full shade 6-7
Reduction 1:1 with TiO2 6-7
Reduction 1:3 with TiO2 6-7
Scale of 1 – 8, with 5 best (ISO 105-B01)

*The performance data shown is taken from the pigment suppliers literature.