Moisture Vapor Barrier

Imerys provides ready-to-use, water-based coating solutions that impart functional barrier against ingress of moisture vapor for fibre-based packaging.

Application Areas

End application area of our moisture vapour barrier coatings include:

  • Bakery
  • Fast food
  • Frozen food & chilled food
  • Dry food
  • Consumer goods
  • Reel & Ream Wrap


It is possible to reduce Moisture Vapor Transmission Rate to 10 to 40 g/m²/day in jungle conditions (38°C & 90% humidity) at coatweights similar to polyethylene extruded film. Coatings are formulated to provide the optimal performance as demanded by a given application. These coatings allow for a cost-effective alternative to traditional PE lamination.


  • Glueable with both hot melt and cold set adhesives
  • Can combine properties of release & grease barrier as required
  • Heat sealable if required
  • FDA/BfR compliant for food contact
  • Repulpable
  • Can be adapted for varied grades of fibre-based substrates – carton, corrugated or flexible paper
  • Can be applied using conventional coating techniques (Blade, rod, size press), or flexo & rotogravure
  • Easy to handle & safe to apply

For more info, contact

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