• Coatings

Desmodur® L 75

Aromatic polyisocyanate based on tolulene diisocyanate.

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Product Types

  • Crosslinkers
  • Hardeners
  • Aromatic polyisocyanate
  • Polyisocyanurate
  • Reactive system
  • TDI


Fast curing, Solventborne

General Characterization

Aromatic polyisocyanate based on toluene diisocyanate.
In combination with various Desmophen®, Baycoll®, Desmocoll® grades or other hydroxyl-bearing substances to formulate two-component polyurethane coatings and adhesives.

Storage Conditions

- Storage in original sealed Covestro container.

- Recommended storage temperature: 0 - 30 °C.

- Protect from moisture, heat and foreign material.

General information: 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.


No data available

Packaging Type

No data available

Technical Properties & Datasheets

Property Name Test Method Unit Value
Monomer content M106-ISO 10283 % < 0.5
Viscosity (23 °C) M014-ISO 3219/A.3 mPa*s 1,600 ± 400
Color (Iodine) M017-EN 1557 ≤ 2
Non-volatile content M020-ISO 3251 % 75.0 ± 2.0
NCO content M105-ISO 11909 % 13.3 ± 0.4

Property Name Test Method Unit Value
Density at 20 °C DIN EN ISO 2811-3 g/ml approx. 1.17
Equivalent weight approx. 315
Flash point DIN 51755 °C approx. 5


Technical Data Sheet
Safety Data Sheet
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