Polymethylene polyphenyl polyisocyanate cas 9016-87-9
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3 6 月, 2020Polymethylene polyphenyl polyisocyanate cas 9016-87-9
cas 9016-87-9 Typical Properties
| tem of testing | Inspection Standard |
| Chromatic Number(APHA) | 30 Max |
| MDI Purity,% | 99.6 Min |
| Solidification point,°C | 38.1 Min |
| Cyclohexane Insolubles,% | 0.3 Max |
| Hydrolysable Chlorides,%(m/m) | 0.005 Max |
cas 9016-87-9 Usage
- Polyphenyl polymethylene polyisocyanate bai acid ester, referred to as PAPI, light yellow to brown viscous liquid. There is a pungent odor. The relative density (20℃/20℃) is 1.2, and the ignition point is 218℃. Freezing point <10℃. Viscosity (25℃) 200~1000mPa.s.
- This product is used to manufacture polyurethane adhesives, and can also be directly added to rubber adhesives to improve the adhesion between rubber and nylon or polyester threads.
cas 9016-87-9 Store
Store in a cool, ventilated, dry warehouse, away from fire and heat sources. Strictly waterproof, moisture-proof, and avoid light.