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Desmophen® 4050E-LY

A amine-based tetrafunctional polyether polyol for the production of rigid polyurethane foams. Due to its high basic reactivity, it is particularly suitable for the formulation of polyol systems for use in continuous lamination (e.g. the continuous production of sandwich panels) and for spray applications. Hydroxyl Number approx. 630 mg KOH/g

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Product Types

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Material

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General Characterization

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Storage Conditions

Recommended storage temperature: 10°C – 35°C
Shelf life (ex works): 12 months if stored in sealed, moisture-tight containers

Sampling

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Packaging Type

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Technical Properties & Datasheets

Property Name Test Method Unit Value
Density at 25 °C ASTM D4669 g/cm³ approx. 1.02

Property Name Test Method Unit Value
Water content ASTM D 4672 % by wt. ≤ 0.1
Colour ASTM D 4890 Gardner ≤ 6
Viscosity at 25 °C ASTM D 4878 mPa*s 18500 ± 2000
Water content ASTM D 4672 % by wt. ≤ 0.1
Viscosity at 25 °C ASTM D 4878 mPa*s 18500 ± 2000
Hydroxyl number ASTM D 4274 mg KOH/g 630 ± 30
Hydroxyl number ASTM D 4274 mg KOH/g 630 ± 30
Colour ASTM D 4890 Gardner ≤ 6

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