Additive VP.PU 49WB81
Additive VP.PU 49WB81 is used for adjusting the slow-recovery behavior of viscoelastic foam grades.
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About
Product Types
- Additives
Material
No data available
General Characterization
Additive VP.PU 49WB81 is used for adjusting the slow-recovery behavior of viscoelastic foam grades. When compared to Additive VP.PU 49WB80, Additive VP.PU 49WB81 allows for the production of foams with higher air permeability.
Storage Conditions
Recommended storage temperature (°C): 10 - 35.
Partially used containers should be tightly resealed due to the hygroscopic nature of the product.
Covestro represents that, for a period of 6 months following the day of
shipment as stated in the respective delivery documents, the product will meet
the values set forth in section "specification" above provided that the product is
stored in full compliance with the storage conditions and is otherwise handled
appropriately. The lapse of this period does not necessarily mean that the
product no
longer meets specifications. However, prior to using said product, Covestro
recommends to test such a product if it still meets the specifications. Covestro
does not make any representation regarding the product after the period and
Covestro shall not be responsible or liable in any way for the product failing to
meet specifications after the period.
Partially used containers should be tightly resealed due to the hygroscopic nature of the product.
Covestro represents that, for a period of 6 months following the day of
shipment as stated in the respective delivery documents, the product will meet
the values set forth in section "specification" above provided that the product is
stored in full compliance with the storage conditions and is otherwise handled
appropriately. The lapse of this period does not necessarily mean that the
product no
longer meets specifications. However, prior to using said product, Covestro
recommends to test such a product if it still meets the specifications. Covestro
does not make any representation regarding the product after the period and
Covestro shall not be responsible or liable in any way for the product failing to
meet specifications after the period.
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 Additive VP.PU 49WB81 | 63.6 | |
| Density 25 °C | DIN 51757 | g/cm³ | 1.02 |
Specifications
| Property Name | Test Method | Unit | Value |
|---|---|---|---|
| Hydroxyl number | PET-11-01 | mg KOH/g | 390 - 430 |
| Viscosity 25 °C | PET-10-01 | mPa*s | 45 - 75 |
| Water content | PET-19-01 | % by wt. | ≤ 0.15 |
| Water content | PET-19-01 | % by wt. | ≤ 0.15 |
| Hydroxyl number | PET-11-01 | mg KOH/g | 390 - 430 |
| Viscosity 25 °C | PET-10-01 | mPa*s | 45 - 75 |
Downloads
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Technical Data Sheet
-
Safety Data SheetNo direct download available, please visit www.productsafetyfirst.covestro.com
