Efka® PA 4477

Efka® PA 4477 (Old name: Efka® 7477) by BASF is an acrylic copolymer. Used in solvent-based liquid inks, pigmented bases, and UV-curable formulations.

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Advantages
  • Improves colour strength
  • lowers viscosity and increases gloss
  • Enhances colour development and rheological properties of finished inks

Technical data

Quantity Value Unit Comment
Appearance Properties
Physical state Fluid
Physical Properties
Density 1.00 g/ml 20°C
Chemical Properties
Active content 40 %
Amin number 40 - 44 mg KOH/g

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