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Desmophen® 41WB01- for flexible foams

A reactive polyether triol with high polyoxyethylene content. It is not miscible with most polyether polyols. Hydroxyl Number approx. 37 mg KOH/g

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Product Types

  • Polyol

Material

No data available

General Characterization

Desmophen® 41WB01 is a reactive polyether triol with high polyoxyethylene content. It is not miscible with most polyether polyols (e.g. Arcol® Polyol 1108, Arcol® Polyol 1374).
Flexible Slabstock Foam Applications:
Desmophen® 41WB01 is used among other applications to manufacture hypersoft foam grades with a pleasant supple feel and to produce soft conventional foams.
Flexible Molded Foam Applications:
Desmophen® 41WB01 is used in small quantities as cell opener in the production of the flexible polyurethane cold-curing molded foam for automotive seating.

Storage Conditions

Recommended storage temperature (°C): 15 - 35
Long storage or transport at low temperature may lead to a turbid product. Heating up to 30 °C and homogenization will make this turbidity go away without any remaining effect on the quality of the product.
Shelf life (ex works)
12 months if stored in sealed, moisture-tight containers
Partially used containers should be tightly resealed due to the hygroscopic nature of the product.
Recommended temperature for processing (°C): 20 - 25.

Sampling

Moisture access must be prevented when taking product samples.

Packaging Type

No data available

Technical Properties & Datasheets

Characteristics

Property Name Test Method Unit Value
Appearance PET-03-04 colourless to pale liquid
TDI basic value pbw Desmodur® T on 100 pbw Desmophen® 41WB01 5.7
Density 25 °C DIN 51757 g/cm³ approx. 1.09

Specifications

Property Name Test Method Unit Value
Viscosity 25 °C PET-10-01 mPa*s 980 - 1160
Viscosity 25 °C PET-10-01 mPa*s 980 - 1160
Hydroxyl number PET-11-01 mg KOH/g 35 - 39
Water content PET-19-01 % by wt. ≤ 0.10
Hydroxyl number PET-11-01 mg KOH/g 35 - 39
Water content PET-19-01 % by wt. ≤ 0.10

Downloads

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

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