To avoid hydrolytic degradation during processing, Riteflex resins have to be dried to a moisture level equal to or less than 0.05%. Drying should be done in a dehumidifying hopper dryer capable of dewpoints <-40°F (-40°C) at 225°F (107°C) for 4 hours.
| Celanese Corporation | |
|---|---|
| Product Category | Polymers and Plastic Resins |
| Product Number | 2479 |
| Product Name | RITEFLEX 640A |
| Type | MoldingCompound; Thermoplastic |
| Chemical System | Thermoplastic Polyester (PET, PBT, etc.) |
| Filler | Polyester Elastomer |
| Use Temperature | 428 F (220 C) |
| Tensile (Break) | 3000 psi (20684 KPa) |
