Desmodur® N 31000

Aliphatic polyisocyanate based on hexamethylene diisocyanate. As the hardener component for lightfast, weather-stable coating systems

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一般特征

Desmodur N 31000 is an aliphatic polyisocyanate based on hexamethylene diisocyanate (HDI).
It is suitable for use as the hardener component for lightfast, weather-stable coating systems.

储存条件

Desmodur N 31000 should be stored in tightly sealed original containers and protected from moisture, heat, and foreign materials. The product is sensitive to moisture. Storage at higher temperatures will result in increase of color and viscosity. Recommended storage temperature is 5º-30ºC.

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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
Viscosity at 23^oC mPa∙s approx. 500
NCO content % approx. 23.0
Hazen color value < 80
Monomeric HDI % ≤ 0.26

命名属性规范

属性名称 测试方法 单位 数值
Flash point °C 183
Equivalent weight g approx. 183
Viscosity at 25°C mPa∙s approx. 450
Density at 20^oC g/cm^3 1.15

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