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| Russia
Synthetic Rubber |
Polyether Polyol "Laprol-373" Laprol 373 is a polyether produced by alkaline polymerization of propylene oxide and glycerine with the following phosphate sorbent purification. It is used as polyol stock in the production of different types of polyurethane foam polyurethane. MAIN QUALITY CHARACTERISTICS |
| Appearance | a transparent viscous liquid |
| Hydroxyl number mg KOH/g | 430-480 |
| Acid number mg KOH/g max. | 0.20 |
| Water content, %, max. | |
|
0.10 |
|
0.30 |
| Dynamic viscosity at 25 °C, mPa, c (cP) | 400-500 |
| PH | 5.5-7.5 |