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  • Coatings

Desmodur® N 3800

Aliphatic polyisocyanate (flexibilizing HDI trimer).As the hardener component for lightfast polyurethane coating systems.

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About

Product Types

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

Material

Coatings
High functional, Solventborne, Weather resistant, Flexible, Elastic

General Characterization

No data available

Storage Conditions

No data available

Sampling

No data available

Packaging Type

No data available

Technical Properties & Datasheets

Property Name Test Method Unit Value
Viscosity at 23 °C M014-ISO 3219/A.3 mPa*s 6,000 ± 1,200
NCO content M105-ISO 11909 % 11.0 ± 0.5
Color value (Hazen) M017-EN 1557 ≤ 80
Monomeric HDI M106-ISO 10283 % ≤ 0.25

Property Name Test Method Unit Value
Flash point DIN 22 719 °C approx. 235
Equivalent weight approx. 382
Viscosity at 25 °C DIN EN ISO 3219/A.3 mPa*s approx. 5,500
Density at 20 °C DIN EN ISO 2811 g/ml approx. 1.12

Downloads

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