Desmocap® 12 A

Linear polyurethane prepolymer with crosslinking blocked isocyanate groups.

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General Characterization

Desmocap 12 A is a linear polyurethane prepolymer with crosslinking blocked isocyanate groups. As a raw material for the flexibilisation of epoxy resins and in the formulation of flexible coatings and sealants. Desmocap 12 A yields softer and more flexible systems than Desmocap 11 A.

Storage Conditions

Desmocap 12 A should be stored in tightly sealed original containers and protected from moisture, heat, and foreign materials. The product should always be stored in its sealed original containers. Storage at high temperatures may result in increased viscosity. Recommended storage temperature is 10º-30ºC.


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Technical Properties & Datasheets

Property Name Test Method Unit Value
Color Gardener ≤ 4.0
Viscosity at 25°C mPa∙s 23,000 - 43,000
Blocked NCO content % 1.80 - 2.10

Property Name Test Method Unit Value
Flash point (Cleveland Open cup) °C 214
Appearance Clear, slightlyyellow liquid
Solids wt.-% 100
Specific gravity at 20°C 1.04
Weight per gallon at 20°C lb. 8.7


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