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MDI Polyurethane Isocyanate Insulation Foam Material


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.

HMDI Foam Material


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


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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