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关于
材料类型
- Additives
材料
无可用数据
一般特征
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.
储存条件
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.
样品
Moisture access must be prevented when taking product samples.
包装类型
无可用数据
技术属性和数据表
命名属性特征
| 属性名称 | 测试方法 | 单位 | 数值 |
|---|---|---|---|
| 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 |
命名属性规范
| 属性名称 | 测试方法 | 单位 | 数值 |
|---|---|---|---|
| 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 |
下载
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技术数据表
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安全数据表无可用直接下载，请访问 www.productsafetyfirst.covestro.com
