Polyurethane Rigid Foam Insulation Wannate PM-200 Polymeric MDI Spray Building Panel System
Product Overview
BASF M20S WANNATE PM-200 Polymeric MDI is a solvent-free product based on 4,4'-diphenylmethane diisocyanate (MDI) containing oligomers of high functionality and isomers. The average functionality is 2.7.
Applications
- Manufacture of insulating foams and higher density rigid foams
- Production of semi-rigid foams in the automotive industry
- Sound insulation applications
- Packaging foams
- Casting materials
- Binders and adhesives
Product Specifications
| Property |
Value |
Test Method |
| Appearance |
brown liquid |
Min. 99.5 |
| NCO-content |
31.5 g/100 g |
ASTM D 1638 |
| Acidity as HCl |
200 mg/kg |
ASTM D 1638 |
| Viscosity at 25 °C* |
210 mPa*s |
DIN 53 018 |
| Density at 25 °C |
1.24 g/cm³ |
DIN 51 757 |
| Specific heat at 20 °C |
1.4 kJ/(kg ⋅ K) |
/ |
| Specific heat at 80 °C |
1.6 kJ/(kg ⋅ K) |
/ |
Storage Requirements
Lupranat M 20 S must be protected from moisture. The ideal storage temperature is 20 to 25 °C. Under these conditions and when moisture is excluded, the shelf life of Lupranat M 20 S is at least six months. Drums must be kept airtight. In storage tanks the product should be kept under a dry nitrogen blanket.