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  • Coatings

Desmodur® XP 2489

Aliphatic polyisocyanate prepolymer based on isophorone diisocyanate. Binder for the formulation of flexible surface coatings and sealers.

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About

Product Types

  • PIC
  • Crosslinkers
  • Hardeners
  • Aliphatic polyisocyanate
  • Isocyanate
  • Polyisocyanurate
  • Polyisocyanate

Material

Coatings
Fast curing, Hard, Solventborne, Solvent-free, Weather resistant

General Characterization

Desmodur XP 2489 is an aliphatic polyisocyanate.
It is suitable as the hardener component for lightfast polyurethane coating systems.

Storage Conditions

Desmodur XP 2489 should be stored in tightly sealed original containers and protected from moisture, heat, and foreign materials. The product is sensitive to moisture. Storage at higher temperatures will result in increase of color and viscosity. Storage at significant lower temperatures will result in solidification. This solidification is reversible by briefly heating the product without adversely affecting the quality of the product. Recommended storage temperature is 0º-30ºC.

Sampling

No data available

Packaging Type

No data available

Technical Properties & Datasheets

Property Name Test Method Unit Value
Viscosity at 23oC mPa∙s 22,500 ± 2,500
NCO content % 21.0 ± 0.5
Monomeric HDI % < 0.18
Hazen color value ≤ 100
Monomeric IPDI % < 0.30

Property Name Test Method Unit Value
Equivalent weight approx. 200
Flash point °C approx. 240
Density at 20oC g/ml approx. 1.16

Downloads

Technical Data Sheet
Safety Data Sheet
No direct download available, please visit www.productsafetyfirst.covestro.com
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