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  • Coatings

Desmodur® BL 3475 BA/SN

Diethyl malonate blocked, aliphatic HDI/IPDI-polyisocyanate. To formulate lightfast, one-component stoving polyurethane coatings; as an additive to improve flexibility and adhesion.

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About

Product Types

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

Material

Coatings
Hard, Thermally resistant, Solventborne, Flexible, Elastic

General Characterization

Desmodur BL 3475 BA/SN is a diethyl malonate blocked, aliphatic polyisocyanate based on HDI / IPDI.
It is used in combination with Desmophen® grades to formulate lightfast, one-component stoving polyurethane coatings; as an additive in conventional stoving coating systems to improve the reactivity, flexibility and adhesion.

Storage Conditions

Desmodur BL 3475 BA/SN should be stored in tightly sealed original containers and protected from freezing, moisture, heat, and foreign materials. The product is sensitive to moisture. Storage at higher or lower temperatures can lead to irreversible changes to the product. Recommended storage temperature is 5º-30ºC.

Sampling

No data available

Packaging Type

No data available

Technical Properties & Datasheets

Property Name Test Method Unit Value
Viscosity at 23°C mPa∙s 1,000 ± 300
Iodine color value ≤ 4.0

Property Name Test Method Unit Value
Blocked NCO content % approx. 8.2
Density at 20°C g/ml approx. 1.1
Flash point °C approx. 41
Viscosity at 25°C mPa∙s approx. 850
Equivalent weight approx. 510

Downloads

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