PE-B503L Polyester Polyol Used in PU Rigid Foam Adhesive Coating
1. Product Description
Polyester Polyol PE-B503L is kind of polyester polyol with high hydroxyl value produced by polymerization of phthalic anhydride and diethylene glycol as main raw materials.
This grade is wildly used in the manufacturing of PU rigid foam, Adhesive, Coating etc.
2. Technical features
High reaction activity, good stability, and easy for processing in production.
3. Typical properties
Type | Appearance (25℃) | Viscosity (mPa.s.25℃ ) | OH Value (mgKOH/g) | Acid Value (mgKOH/g) | Water content (%) |
PE-B503L | Light yellow transparent liquid | 2000-4000 | 300-330 | ≤1.0 | ≤0.1 |
4. Packing & Storage
20Kg/drum, 200Kg/drum, 220Kg/drum
Store in a cool & dry and ventilated place. Keep out of direct sunlight. Keep away from heat and water sources. The storage area should have leak treatment equipment and suitable containing materials.