Toluene Diisocyanate (TDI) KT-80, produced by Karun Petrochemical Company, is a critical chemical used predominantly in the production of polyurethane products. This high-purity chemical is essential for applications that require foam flexibility, such as in furniture, automotive seating, and various insulation materials.
 
Product Description
Type: Toluene Diisocyanate (TDI)
Chemical Composition:
Purity: Minimum 99.5% (GC)
2,4-TDI Content: 80.0 ± 1.0% (ASTM D4660.00)
2,6-TDI Content: 20.0 ± 1.0% (ASTM D4660.00)
Total Acidity: Maximum 40 ppm by weight (ASTM D5629.05)
Hydrolysable Chlorine: Maximum 120 ppm by weight (ASTM D4663.98)
Total Chlorine: Maximum 500 ppm by weight (ASTM D4661.03)
Colour (APHA): Maximum 25 (ASTM D4877.04)
Specific Gravity at 25°C: 1.22 ± 0.02 (ASTM D4659.03)
Nitro Isocyanate Compounds: Maximum 30 ppm (H900.5800)
 
Characteristics and Applications
Flexible Foams: Widely used for manufacturing bedding, furniture, automotive seating, and carpet underlay due to its ability to create soft yet durable foams.
Polyurethane Coatings: Applied in coatings for leather, wire, tank linings, and masonry to enhance durability and chemical resistance.
Elastomers and Adhesives: Essential in producing high-performance adhesives, films, linings, and abrasive wheels, benefiting from TDI's robust properties.
Rigid Foams: Utilized in pour-in-place applications for appliances and insulation, providing structural integrity and thermal insulation.
Sealants and Cast Elastomers: Used in construction for sealing and as a material for rollerblade wheels and other durable articles.
 
Handling and Storage
Handling: Requires careful handling to avoid vapor inhalation and skin/eye contact. Use protective gear during handling and follow specific safety protocols.
Storage: Store at 20-30°C in tightly closed and properly vented containers. Preferred storage in stainless steel or specially treated containers to prevent corrosion and moisture absorption.
 
Packaging
Packaging Details: Packed in 220-liter (250 kg net) new steel drums, four drums per pallet, ensuring safety and ease of transport.
 
Summary
Toluene Diisocyanate (TDI) KT-80 is a versatile and vital component in the manufacture of a wide range of polyurethane-based products. Its applications in flexible and rigid foams, coatings, adhesives, and elastomers highlight its importance in industrial and commercial markets. Karun Petrochemical's commitment to quality and safety makes TDI KT-80 a reliable choice for manufacturers requiring high-performance diisocyanates.