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Toluene Diisocyanate (TDI) 80/20

Toluene Diisocyanate (TDI) 80/20 from Karoon Petrochemical offers high purity and consistent reactivity. Ideal for flexible foams, coatings, elastomers, and rigid foams. Packaged in 220L steel drums with strict safety and storage guidelines. Trusted quality, competitive pricing, and technical support ensure optimal performance in various industrial applications.

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Description

📦 Product Introduction: Toluene Diisocyanate (TDI) 80/20

Toluene Diisocyanate (TDI) 80/20
Chemical Formula: CH₃C₆H₃(NCO)₂
✔️ Produced by Karoon Petrochemical Company
✔️ Purity ≥ 99.5%
✔️ Ratio of 80/20 (2,4-TDI) to 20/80 (2,6-TDI)

🌟 Key Features of Toluene Diisocyanate (TDI) 80/20

🔹 High purity (≥ 99.5%): ensures final product quality

🔹 Standard ratio 80% 2,4-TDI & 20% 2,6-TDI: uniform reactivity

🔹 Suitable viscosity and density:
Specific Gravity: 1.22 ± 0.02 at 25°C (ASTM D4659.03)

🔹 Low color and chlorine impurities:
APHA ≤ 25
Total Chlorine ≤ 500 ppm

PropertySpecificationTest Method
Appearance @ 30 °CClear liquidVisual
Purity, % wt.Min. 99.5%GC
2,4-TDI Content, % wt.80.0 ± 1.0%ASTM D4660.00
2,6-TDI Content, % wt.20.0 ± 1.0%ASTM D4660.00
Total Acidity, ppm by wt.Max. 40ASTM D5629.05
Hydrolysable Chlorine, ppmMax. 120ASTM D4663.98
Total Chlorine, ppmMax. 500ASTM D4661.03
Color (APHA)Max. 25ASTM D4877.04
Specific Gravity @ 25 °C1.22 ± 0.02ASTM D4659.03
Nitro Isocyanate Compounds, ppmMax. 30H900.5800

🛠️ Applications of Toluene Diisocyanate (TDI) 80/20

  • Flexible Foams:
    Mattresses, furniture, car seat covers, packaging

  • Foamed-in-Place:
    From soft and spongy to rigid and porous foams

  • Polyurethane Coatings:
    Leather coating, tank linings, wire and structural coatings

  • Elastomers:
    Adhesives, films, skate wheels, mechanical parts

  • Rigid Foams:
    Refrigerators, thermal and cold insulation

  • Sealants and Caulks:
    Building construction, insulation

📦 Packaging and Storage Conditions

  • Packaging: 220-liter steel drum (250 kg)

  • Storage Temperature: 20–30 °C

⚠️ Safety Precautions:

  • Use gloves, goggles, and protective clothing

  • Keep away from moisture and water

  • Store in a dry, well-ventilated area

Why Choose Karoon Petrochemical’s TDI 80/20?

  • Guaranteed quality with ASTM testing

  • Full technical support and documentation

  • High durability and performance of final products

  • Competitive pricing and safe delivery

📞 For more information and orders, contact our sales team and experience the superior quality of TDI 80/20 in your projects!

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