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  • 泡沫

Desmophen® 2400 S - for flexible slabstock foams

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材料类型

  • 聚酯多元醇

材料

泡沫
块状

一般特征

Desmophen® 2400 S, based on trimethylolpropane as branching component, is a highly viscous brownish liquid. It is used to manufacture either semi-rigid polyurethane slabstock foams or foams with enhanced hardness.

储存条件

Recommended storage temperature (°C): 20 - 35
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.

样品

Moisture access must be prevented when taking product samples.

包装类型

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技术属性和数据表

属性名称 测试方法 单位 数值
Flash point DIN 51758 °C 160
Thermal conductivity at 20 °C DIN 52612-1 W ^. m^-1 ^. K^-1 0.15
Specific heat capacity (Cp) at 25 °C DIN 51007 kJ/kg ^. K 1.86
TDI basic value pbw Desmodur® T on 100 pbw Desmophen® 2400 S 33.3
Density 25 °C DIN 51757 g/cm³ approx 1.17
Pour point DIN 3016 °C 2
Appearance PET-03-04 colourless to pale liquid

属性名称 测试方法 单位 数值
Water content DIN 51777-1 % by wt. ≤ 0.05
Hydroxyl content DIN 53240-2 % by wt. 6.05 - 6.95
Viscosity 75 °C DIN EN ISO 3219/B mPa*s 580 - 780
Viscosity 70% DIN 53018 Brookfiel mPa*s 300 - 500
Viscosity 70% DIN 53018 Brookfiel mPa*s 300 - 500
Colour value (Hazen) DIN EN 1557 ≤ 200
Hydroxyl number DIN 53240-2 mg KOH/g 205 - 225
Acidity DIN EN ISO 2114 mg KOH/g ≤ 3.0
Water content DIN 51777-1 % by wt. ≤ 0.05
Colour value (Hazen) DIN EN 1557 ≤ 200
Acidity DIN EN ISO 2114 mg KOH/g ≤ 3.0
Viscosity 75 °C DIN EN ISO 3219/B mPa*s 580 - 780
Hydroxyl number DIN 53240-2 mg KOH/g 205 - 225
Hydroxyl content DIN 53240-2 % by wt. 6.05 - 6.95

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技术数据表
安全数据表
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