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HDI(Hexamethylene Diisocyanate) is an aliphatic difunctional isocyanate, which is transparent and non-toxic. Colorful liquid with a slightly pungent odor. It is mainly used to produce light-stable aliphatic oligomers, high-performance water-based/industrial coatings, adhesives, etc.
Typical property indicators
Indicators |
Typical value |
Appearance |
None Color Transparent Liquid |
NCOContent |
≥49.7% |
Purity |
≥99.5% |
Hydrolyzable chloride |
≤0.03% |
Flashpoint |
130℃ |
Melting point |
67℃ |
Density(20/4℃) |
1.05g/ml |
Refractive index |
n25D =1.4501 / n20 D=1.4530 |
Boiling point |
120~125℃/1.33kPa |
Application
Used for the synthesis of light-stable aliphatic oligomers, such as resistant Yellowing polyurethane resin, water-based wood paint, water-based leather finishing agent, textile coating, polyurethane adhesive; high-performance water-based/industrial coatings, etc.
Toxicity and Protection
This product is toxic and can cause strong irritation to the eyes, skin, and mucous membranes. Operators should wear protective equipment.
Save
HDI must be stored in a closed container to prevent other impurities and water vapor contamination , the processing performance of the product will be negatively affected; the recommended storage temperature is -34°C to 50°C, and it can be stored stably for one year in a sealed original packaging container at 25°C.
Supply form
200kg/barrel
Supply form
200kg/barrel