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  • Coatings

Bayhydur® BL 5335

Hydrophilized, blocked aliphatic polyisocyanate based on Desmodur® W.In combination with Bayhydrol® polyols for the formulation of lightfast, single-component polyurethane baking coatings.

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About

Product Types

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

Material

Coatings
Thermally resistant, Waterborne, Flexible, Elastic

General Characterization

Hydrophilized, blocked aliphatic polyisocyanate based on Desmodur® W.
In combination with Bayhydrol® grade OH-functional polymers for the formulation of lightfast, single-component polyurethane baking coatings.

Storage Conditions


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Storage in original sealed Covestro container.

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Recommended storage temperature: 5 - 23 °C.

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Protect from frost, heat and foreign material.

General information: The product is sensitive to frost. Freezing can damage the product irreversibly. Prolonged storage at higher temperatures may result in a decrease of viscosity and/or an increase of average particle size, possibly resulting in sedimentation or coagulation.
Contamination with certain bacteria, fungi or algae may render the product unusable.

Sampling

No data available

Packaging Type

No data available

Technical Properties & Datasheets

Property Name Test Method Unit Value
Flow time at 23 °C, 4 mm cup AFAM 2008/10503 s 10 - 30
pH DIN ISO 976 4.4 - 6.0
Non-volatile content (1 g / 1 h / 125 °C) DIN ISO 3251 % 34 - 36

Property Name Test Method Unit Value
NCO content (blocked) (solid resin) % approx. 7.1
Flash point DIN EN ISO 13 736 °C approx. 59
Density at 20 °C DIN EN ISO 2811 g/ml approx. 1.04
Equivalent weight approx. 1,680

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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