Disperbyk® -142

Solution of a phosphoric ester salt of a high molecular weight copolymer with pigment affinic groups. Acts as a wetting and dispersing additive for solvent-borne systems.

Details

Recommended for
Producer
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Chemical Composition

Phosphoric ester salt of copolymer with pigment affinic groups

Advantages
  • improved color strength
  • high gloss
  • provides electrical charge to pigments
  • reduces viscosity
  • provides improved levelling
  • higher pigment loading
  • possesses an influence on the paint adhesion on steel substrates, in baking enamels
  • increases transparency and hiding power
  • very good compatibility with all common paint binders
  • deflocculates pigments through steric stabilization of the pigments
Other Applications

architectural coatings
industrial coatings
wood and furniture coatings
automotive refinish coatings
pigment concentrates

Technical data

Quantity Value Unit Comment
Appearance Properties
Physical state Fluid
Physical Properties
pigment content 12 - 17 % Recommended Levels in inorganic pigments
pigment content 25 - 70 % Recommended Levels in organic pigments
Density 1.03 g/ml 20°C
Thermal Properties
flash point 48 ºC
Chemical Properties
Carbon percentage 45 - 90 % Recommended Levels in carbon blacks
Non-volatile materials 60 % wt
Amin number 43 mg KOH/g
Acidity number 46 mg KOH/g