Pure MDI Desmodur 44C

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MDI Products

Product
Pure MDI Desmodur 44C
CAS number
101-68-8

Overview

Desmodur 44C pure MDI is a pure 4,4′-diphenylmethane diisocyanate (MDI) containing less than 2.0% (wt) of the 2,4′ isomer and stabilized to prevent yellowing. This material is mainly used in the production of elastomers and thermoplastic polyurethanes (TPU), and can also be used in the production of dyes, adhesives and coatings.

Also known as

Monomeric Diphenylmethane 4,4' Diisocyanate

CAS number

101-68-8

Molecular formula

C15H10N2O2

Molecular weight

250.26

Specifications

Test Items Specifications
Degree of Purity/wt% Min. 99.5
NCO Content/wt% 34
APHA Color Tone Max. 20
H.C/wt% Max. 0.002
C/H Hydrolyzable chloride/wt% Max. 0.2
Viscosity (25°C) SOLID
Specific Gravity (25°C) 1.19

Applications

Desmodur 44C pure MDI is widely used as raw materials to manufacture industrial goods, living goods and sports goods and SPANDEX, shoe sole, TPU elstomer, synthetic leather, paint and adhesive.

  • Paint
  • Spandex
  • TPU elastomer
  • Shoe sole
  • Synthetic leather

Packaging

225 kg/drum

Storage

It should be stored in a dry, clean, well-ventilated environment; avoid exposure to light and heat.

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