Hyperlite® Polyol 1639 - for flexible moulded foams
A reactive Polyether polyol, modified with a styrene-acrylonitrile polymer (SAN) with a solid content approx. 41 % by wt. HYPERLITE® Polyol 1639 is used as co-polyol for the production of the flexible polyurethane cold-curing molded foam. Typical application is automotive seating. Hydroxyl Number ca. 18 mg KOH/g
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About
Product Types
- Polyol
Material
No data available
General Characterization
HYPERLITE® Polyol 1639 is a reactive Polyether polyol, modified with a styrene-acrylonitrile polymer (SAN) with a solid content approx. 41 % by wt. HYPERLITE® Polyol 1639 is used as co-polyol for the production of the flexible polyurethane cold-curing molded foam. Typical application is automotive seating.
Storage Conditions
Recommended storage temperature (°C) 20 - 40
Shelf life (ex works)
12 months if stored in sealed, moisture-tight containers
Partially used containers should be tightly resealed, due to the hygroscopic nature of the product.
Shelf life (ex works)
12 months if stored in sealed, moisture-tight containers
Partially used containers should be tightly resealed, due to the hygroscopic nature of the product.
Sampling
Moisture access should be prevented when taking product samples.
Packaging Type
No data available
Technical Properties & Datasheets
Characteristics
| Property Name | Test Method | Unit | Value |
|---|---|---|---|
| Viscosity 25 °C | PET-10-01 | mPa*s | 6000 |
| Density 25 °C | DIN 51757 | g/cm³ | 1.05 |
Specifications
| Property Name | Test Method | Unit | Value |
|---|---|---|---|
| Hydroxyl number | PET-11-01 | mg KOH/g | 16.5 - 20.5 |
| Suspended matter | PET-03-03 | not present | |
| Suspended matter | PET-03-03 | not present | |
| Water content | PET-19-01 | % by wt. | ≤ 0.10 |
| Hydroxyl number | PET-11-01 | mg KOH/g | 16.5 - 20.5 |
| Water content | PET-19-01 | % by wt. | ≤ 0.10 |
Downloads
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Technical Data Sheet
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Safety Data SheetNo direct download available, please visit www.productsafetyfirst.covestro.com
