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  • Coatings

Desmodur® BL 5375

Blocked aliphatic H12MDI-polyisocyanate. With Desmophen® grades to formulate lightfast one-component polyurethane stoving coatings; as an additive to improve adhesion and flexibility.

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About

Product Types

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

Material

Coatings
Thermally resistant, Solventborne, Flexible, Elastic

General Characterization

Blocked aliphatic polyisocyanate based on H12MDI.
In combination with hydroxyl-bearing polyols, especially Desmophen® grades, to formulate lightfast one-component polyurethane stoving coatings; as an additive in conventional stoving systems to improve adhesion and flexibility.

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. Should the product become turbid, this can be reversed by heating.

Sampling

No data available

Packaging Type

No data available

Technical Properties & Datasheets

Property Name Test Method Unit Value
Hazen color value DIN EN 1557 ≤ 150
Non-volatile content (0.5 g/60 min/60 °C) DIN EN ISO 3251 % 75 ± 2
Viscosity DIN EN ISO 3219/A.3 mPa*s 4000 ± 1500

Property Name Test Method Unit Value
Equivalent weight approx. 470
Density at 20 °C DIN 53 217/3 g/cm3 approx. 1.04
Flash point DIN 53 213/1 °C approx. 48
Blocked NCO content % approx. 8.9

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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