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Feature
HMDI is cycloaliphatic non-yellowing isocyanate, the product name is WANNATE HMDI. It is a dicyclohexyl aliphatic diisocyanate, white or yellowish, low viscosity liquid at room temperature, with a special smell.MDI (Methylene Diphenyl Diisocyanate) is a crucial chemical raw material extensively used in manufacturing polyurethane foams, coatings, adhesives, and more. Renowned for its outstanding insulation, durability, and chemical stability, MDI finds application in thermal insulation, construction, automotive, and industrial sectors. Its rigid and flexible foam forms cater to diverse needs. With increasing importance in modern materials and sustainability, MDI offers innovative solutions across industries.
Specification
| Project | Index | Executive Standard |
| Purity | ≥99.5% | GC |
| NCO Content | ≥31.8% | GB 12009.4 |
| Color Number (Platinum-Diamond Color Number) | ≤30 | GB 3143 |
| Freezing Point | ≤25°C | GB 7533 |
| Density(20°C) | ~1.07g/cm3 | GB 4472 |
| Flash Point | ~210°C | GB/T 261 |
| Viscosity (25°) | ~30mPa.s | GB 12009.3 |
| Hydrolyzed Chlorine Content | <10ppm | Internal Method |
| Total Chlorine Content | ≤1000ppm | Internal Method |
Application
As a raw material for the production of polyaminase, suitable for the production of Durability, weather resistance and polyurethane with excellent mechanical properties. Especially suitable for the production of elastomers, water-based coatings, polyurethane dispersions and curable carbamate-modified acrylates for photo-product applications.
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