ISO 14001
ISO 9001
Rokester 2421 is a polyester polyol. It exists in form of a clear, pale yellow to yellow liquid. It has hydroxyl value within the range of 240-255 mgKOH/g and dynamic viscosity within the range of 3500-4000 mPas at temp. 25°C.
Markets and applications
Building & Construction / Sandwich panels
Function
Rigid foams / PUR
Composition
Polyester polyols
Segment
Polyurethanes / Polyester polyols