MEKO-Free Anti-Skinning Agent for Solvent-Based Alkyd Coatings and Printing Inks

Borchi® Nox 1640 is a specialized MEKO-free anti-skinning agent for coatings and printing inks. This solution relieves regulatory concerns surrounding MEKO in Europe, Canada, and other regions.


MEKO-free anti-skins further enhance sustainability when used with Borchi® OXY-Coat cobalt-free high-performance catalysts for solvent-based short, medium, and long oil alkyd coatings or Borchi® Dragon high-performance cobalt-free catalyst for solvent-based high solids, long oil alkyd coatings.


Other MEKO-free anti-skins include:


  • Physical Characteristicw

    Appearance Clear, colorless to slightly turbid
    ViscosityMax. 50 mPa·s ISO 3219 (A) (20 °C)
    Density0.965 – 0.995 g/cm3 DIN 51757 (20 °C)

  • Features

    • Easy to incorporate
    • Can be used in various binders still in the container
    • Does not cause discoloration
    • Does not adversely affect the drying time of the paint system
    • Does not give rise to undesirable secondary phenomena during the drying process

  • Applications

    • Printing inks
    • Paints based on
      • Raw linseed oil
      • Wood oil
      • Maleic
      • Alkyd resins
      • Other comparable binders

  • Dosage

    Borchi® Nox 1640 can directly be added in its supply form. lt can be added either to the mill base or to the finished paint, stirring constantly. The addition of Borchi® Nox 1640 is 0.2 to 1.5 % on paint formulation or 1.5 – 2 times the amount of MEKO. The optimum dosage depends on the binder / pigment system and must be determined beforehand in trials.

  • Storage

    Protect from the effects of weathering and store at temperatures between 5 and 30 °C. Once opened, containers should be resealed immediately after each removal of the product.

  • Safety

    For further safety information please refer to our safety data sheet.

Registration :

For chemical inventory status, please review section 15 of the current SDS.

Click here to access the SDS portal.

For additional regulatory information, please contact [email protected].

Anti Skinning / Anti Oxidants Products