PU Chemical materials methylene diphenyl diisocyanate mdi
1-Product Name: POLYMERIC MDI
2-Chemical Name: POLYMETHYLENE POLYPHENYL POLYISOCYANATE
3-Brand Name:Basf M20S, Huntsman 5005, Covestro 44V20L, Kumho M-200, Tosoh MR200, Dow PAPI 27 etc,
MDI Properties
appearence: Brown transparent liquid;
boiling point (℃): 200~208;
stability: stable. Incompatible with strong oxidizing agents, alcohols. May decompose in moist air, or on contact with water.
With good performance such as very good fluidity, very good foaming capacity, strength well, dimension stability etc.
| Polymeric MDI (Polymethane Polyphenyl Isocyanate) | |||
| ITEST ITEM | UNIT | SPEC | RESULT |
| Appearance | brown liquid | brown liquid | |
| Viscosity | mPa.s@25°C | 175-250 | 226 |
| NCO content | %(CO) | 30-32 | 30.8 |
| EHC | Mg/kg | MAX.250 | 89 |
| Density | (25°C,g/cm3) | 1.22-1.25 | – |
| Acid Content | (HCL) % | ≤0.05 | – |
| Hydrolyzable Chlorine | % | ≤0.2 | – |
MDI Applications
Isocyanates MDI is extensively application in most of field, such as thermal insulation rigid foam, PU coating, PU adhesive, Seepage-proofing, structure foam, Automobile bumper, high resilience etc.
Quantity: 250kg/Drum or 1250kg/IBC