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  • Coatings, paints & inks

Desmodur® N 75 MPA/X

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

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About

Product Types

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

Material

Coatings, paints & inks
High functional, Low viscous, Weather resistant, Solventborne

General Characterization

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

Storage Conditions

- Storage in original sealed Covestro container.

- Recommended storage temperature: 5 - 25 °C.

- Protect from moisture, heat and foreign material.

General information: The product is sensitive to moisture. Storage at higher temperatures will result in increase of color and viscosity.

Sampling

No data available

Packaging Type

No data available

Technical Properties & Datasheets

Characteristics

Property Name Test Method Unit Value
Viscosity at 25 °C M014-ISO 3219/A.3 mPa*s approx. 225
Flash point DIN 53 213/1 °C approx. 38
Equivalent weight approx. 255
Density at 20 °C DIN EN ISO 2811 g/ml approx. 1.07

Specifications

Property Name Test Method Unit Value
NCO content M105-ISO 11909 % 16.5 ± 0.3
Monomeric HDI M106-ISO 10283 % < 0.38
Color value (Hazen) M017-EN 1557 ≤ 40
Viscosity at 23 °C M014-ISO 3219/A.3 mPa*s 250 ± 75
Non-volatile content 2.2 g / 120 min / 100 °C M020-ISO 3251 % 75 ± 1

Downloads

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

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