• Coatings

Desmodur® BL 3370 MPA

Blocked aliphatic HDI-polyisocyanate.To formulate lightfast one-component stoving polyurethane coatings with high themal yellowing resistance; as an additive to improve flexibility and adhesion.

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Product Types

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


Elastic, Thermally resistant, Solventborne, Flexible

General Characterization

No data available

Storage Conditions

No data available


No data available

Packaging Type

No data available

Technical Properties & Datasheets

Property Name Test Method Unit Value
Viscosity at 23 °C DIN EN ISO 3219/A.3 mPa*s 3,800 ± 1,200
Non-volatile content (1 g / 60 min / 80 °C) DIN EN ISO 3251 % 70 ± 3
Hazen color value DIN EN 1557 ≤ 60

Property Name Test Method Unit Value
Blocked NCO content % approx. 8.9
Viscosity at 25 °C DIN EN ISO 3219/A.3 mPa*s approx. 3,200
Flash point DIN 53 213/1 °C approx. 49
Equivalent weight approx. 470
Density DIN EN ISO 2811 g/cm3 approx. 1.08


Technical Data Sheet
Safety Data Sheet
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