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Desmodur® XP 2556

Desmodur® XP 2556 is a prepolymer containing ether groups and based on diphenylmethane-4,4'-diisocyanate with isomers. It is used both as a one-component moisture-reactive adhesive and in combination with polyols as a two-component system for the formulation of adhesive and coating materials.

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General Characterization

Desmodur® XP 2556 is a prepolymer containing ether groups and based on diphenylmethane-4,4'-diisocyanate with isomers. It is used both as a one-component moisture-reactive adhesive and in combination with polyols as a two-component system for the formulation of adhesive and coating materials.

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Technical Properties & Datasheets

Property Name Test Method Unit Value
NCO content MDI-01-01 % 15.5 - 16.3
Viscosity at 25 °C MDI-01-02 mPa*s 1,500 - 2,000

Property Name Test Method Unit Value
Density at 20 °C DIN 51 757 g/cm3 1.14
Flash point DIN EN ISO 2719 °C approx. 217
Vapor pressure at 20 °C (MDI) EG A4 mbar 16

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Technical Data Sheet
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Safety Data Sheet
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