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Desmodur® 70WF37

A mixture of modified diphenylmethane-4,4'-diisocyanate (MDI) with isomers and homologues of higher functionality used for the production of flexible polyurethane cold-curing molded foam for automotive seating.NCO Content ca. 30 %

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About

Product Types

  • MDI
  • Aromatic polyisocyanate

Material

No data available

General Characterization

Desmodur® 70WF37 is a mixture of modified diphenylmethane-4,4'-diisocyanate (MDI) with isomers and homologues of higher functionality used for the production of flexible polyurethane cold-curing molded foam for automotive seating.
At room temperature the product is a brownish black liquid.

Storage Conditions

Recommended storage temperature (°C) 20 - 40
Shelf life
6 months if stored in sealed moisture-tight containers

Sampling

No data available

Packaging Type

No data available

Technical Properties & Datasheets

Characteristics

Property Name Test Method Unit Value
Density 25 °C DIN 51757 g/cm³ 1.21

Specifications

Property Name Test Method Unit Value
NCO content 2011-0248603-94 % by wt. 29.5 - 30.5
NCO content 2011-0248603-94 % by wt. 29.5 - 30.5
Acidity 2011-0461102-96 ppm ≤ 100
Viscosity 25 °C 2011-0313703-95 mPa*s 50 - 80
Viscosity 25 °C 2011-0313703-95 mPa*s 50 - 80
Acidity 2011-0461102-96 ppm ≤ 100

Downloads

Technical Data Sheet
Safety Data Sheet
No direct download available, please visit www.productsafetyfirst.covestro.com

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