Polyurethane & resins

4,4'-Diphenylmethane Diisocyanate

Turkish name: MDI (Difenilmetan Diizosiyanat)

CAS number101-68-8CategoryPolyurethane & resins

01What is 4,4'-Diphenylmethane Diisocyanate?

The basic isocyanate component of polyurethane production. Reacts with polyols to form rigid and semi-rigid polyurethane structures. May cause sensitization if inhaled; handle with suitable ventilation and protective equipment.

02Applications

Polyurethane resinRigid foamAdhesives

03Also known as

Monomeric MDI, 4,4'-MDI

04About Polyurethane, Epoxy and Resin Raw Materials

This group includes the basic components of polyurethane systems, polyols and isocyanates, together with catalysts, chain extenders and blowing agents; and for epoxy systems, resins, hardeners, accelerators and reactive diluents.

View all 55 raw materials in this category

05Supply and documents

Safol Kimya supplies 4,4'-Diphenylmethane Diisocyanate and the other raw materials in our guide in quantities ranging from small trial batches to regular bulk orders. Request a quote for current pricing, packaging options and availability; the safety data sheet (SDS) and technical data sheet (TDS) can be requested together with your quote.

  • Product identity confirmed by CAS number
  • SDS and TDS on request
  • From small quantities to bulk orders
  • Delivery across Türkiye

This information is provided for general guidance. Always refer to the technical data sheet and safety data sheet supplied with the product for current specifications.

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