Polyester polyols TR-6315TR-6315 is a o-phthalic anhydridean-based polyester polyol.Applications:This product can be used in rigid polyurethane foam ,such as spray insulation,boardstock, insulation applicance ect.TYPICAL PHYSICAL PROPERTIES ApplicationGradeHydroxyl value (mgKOH/g)Acid value (mgKOH......

| Application | Grade | Hydroxyl value (mgKOH/g) | Acid value (mgKOH/g) | Viscosity (mPa•s/25ºC) | Typical Molecular weight |
| For polyurethane rigid foam | TR-6315 | 300-330 | ≤3 | 2000-3000 | 350 |





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