POLYETHER POLYOL
PPG YC-220 Polyether Polyol is A 2000 Molecular Weight Polyether Diol With 2 Functionality. It Is Polyethers Synthesized With New Catalyst, Characterized By Low Unsaturation, Narrow Molecular Weight Distribution. Compared With Conventional Polyethers, They Show Wider Practicability, Stronger Tear Resistance, Better Deflection And Elongation Rate.
Sales Specifications
Appearance ------------------------------------------------------- |
Clear Liquid |
Averange Molecular Weight --------------------------------------- |
2000 |
APHA Color ----------------------------------------------------------------- |
Max 50 |
Hydroxy Number, mgKOH/g ----------------------------------- |
54.5~57.5 |
Viscosity, Mpa.s At 25℃ ----------------------------------------------- |
300~420 |
Water Content, % -------------------------------------------------- |
Max 0.050 |
Acid Number, mg KOH/g ------------------------------------- |
Max 0.050 |