Aromatic polyesters polyols specially designed for boardstock in building insulation, polyisocyanurate foams and in combination with polyether polyols for spraying applications. They are a good compromise among cost and performance above all for fire resistance applications.
Product Name | Functionality | Viscosity mPa.s ASTM D 445 |
Acid number mg KOH/g ASTM D 974 |
OH number mg KOH/g ASTM E 1899 |
Applications |
---|---|---|---|---|---|
Glypol 3920 (polyphthlate ester) |
2 | 2200 | max 2.5 | 315 | Flexible foam for spraying applications |
Glypol 3921 (polyphthlate ester) |
2 | 1000 | max 1.5 | 190 | Rigid foams for thermal and sound isolation |