The material selection platform
Coatings Ingredients
The material selection platform
Coatings Ingredients
by SpecialChem
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Technical Datasheet | Supplied by UBE
ETERNATHANE® by UBE is a series of polycarbonate-based and isocyanate-terminated urethane prepolymer with customizable polycarbonate and isocyanate composition, for polyurethane applications requesting high performance and maximized durability in harsh conditions overtime. It presents a working pot life useful for both machine and hand-batching procedures. Offers enhanced durability against extreme conditions and maintaining original performance overtime. ETERNATHANE®-based polyurethanes properties can be adjusted by using a standard or a mixture of different curative agents such as UBE ETERNACOLL® polycarbonate diol.
Product Type
Polyols > Polycarbonate Polyols
Chemical Composition
Polycarbonate-based and isocyanate-terminated urethane prepolymer
Physical Form
Liquid - solid
Product Launch Date
Oct 1, 2016
Product Status



Value & Unit
Test Condition
Test Method
NCO content
6 - 17 %
Viscosity @ 80°C
200 - 8000 cps
Prepolymer density (90°C)
1.10 g/cm3

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