Methylene Diphenyl Diisocyanate (MDI)

Methylene Diphenyl Diisocyanate (MDI) – Key Component in Polyurethane Production

Methylene Diphenyl Diisocyanate (MDI) is an essential chemical used in the production of polyurethane foams, adhesives, sealants, and elastomers. It is known for its excellent bonding strength, insulation properties, and versatility across multiple industries.

Chemical Specifications

Property	Details
CAS Number	101-68-8
Grade	Industrial / Technical
Molecular Formula	C₁₅H₁₀N₂O₂
HSN Code	29291090
Purity	> 99%
Molecular Weight	250.26 g/mol
Packing	Drum / IBC Tank
GST Tax Rate	18%

Technical Specifications

Property	Unit	Specification	Results
Appearance	-	Yellow to Brown Liquid	Yellow Liquid
Purity	WT%	> 99%	99.3%
Viscosity	mPa.s	180 - 250	200
Density	g/cm³	1.22	1.21
Packing Size	Kg	200	200

Features of Methylene Diphenyl Diisocyanate (MDI)

High Reactivity: Essential in polyurethane foam production.
Strong Adhesion: Provides excellent bonding strength.
Excellent Insulation: Used in thermal and soundproof applications.
Versatile Applications: Found in coatings, elastomers, and composites.
Stable Composition: Ensures long shelf life and performance.

Advantages of Methylene Diphenyl Diisocyanate (MDI)

Energy Efficient: Improves insulation properties of products.
Enhances Durability: Strengthens foams and composites.
Wide Industrial Use: Applied in construction, automotive, and electronics.
Resistant to Chemicals: Ensures long-lasting stability.
Cost-Effective: Ideal for bulk industrial applications.

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