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Overview
Diphenylmethane diisocyanate (MDI) is a polymeric isocyanate produced via phosgenation of diphenylmethane diamine. It serves as a critical precursor in polyurethane synthesis. Molecular formula: C15H10N2O2; CAS No.: 101-68-8.
Application
- Construction: Rigid foam insulation for walls and roofs.
- Automotive: Interior foams, dashboards, and structural components.
- Furniture: Flexible seating cushions and mattresses.
- Footwear: Durable soles and adhesives.
Precautions
Strict PPE required to prevent respiratory sensitization and skin burns. Store in cool, dry areas away from moisture and incompatible materials like amines or water.