To avoid hydrolytic degradation during processing, Impet resins have to be dried to a moisture level equal to or less than 0.01%. Drying should be done in a dehumidifying hopper dryer capable of dewpoints <-40°F (-40°C) at 275°F (135°C) for 4 hours.
| Celanese Corporation | |
|---|---|
| Product Category | Polymers and Plastic Resins |
| Product Number | 552 |
| Product Name | IMPET 340R |
| Type | MoldingCompound; Thermoplastic |
| Filler | Unfilled |
| Use Temperature | 266 to 284 F (130 to 140 C) |
| Deflection Temperature | 445 F (229 C) |