Uniform Synthetics Specialty Resins Since 1970
UMaleic Rosin Modified Maleic Resin REACH-aligned

UMaleic MR 25

Rosin-modified maleic for hammertone paints, inks and stoving varnish

UMaleic MR 25 is a rosin-modified maleic resin made by esterifying gum rosin and maleic anhydride with a polyhydric alcohol. It is used to improve gloss, hardness, drying speed and abrasion resistance across paints, inks and varnishes.

Technical specifications

Spec sheet

Property Value
Softening Point 110–120 °C
Form Beads / flake
Acid Value 25 max
Viscosity 60–80 sec (FCB4 @30°C, 50%)
Applications

Recommended for

  • Hammertone paints
  • Printing inks
  • Sanding sealers
  • Stoving varnish
Key features

Grade notes

  • Gloss and hardness build
  • Fast drying speed
  • Abrasion and yellowing resistance
End uses

Common applications

Industrial & Protective Coatings Printing Inks

Discuss UMaleic MR 25 for your formulation.

Send the application and target specification. We can provide a sample and connect you with the technical team.