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Desmodur® ultra L 75

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材料类型

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材料

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一般特征

Desmodur ultra L 75 is an aromatic polyisocyanate based on toluene diisocyanate.
It is suitable for use in combination with various Desmophen®, Baycoll®, Desmocoll® grades or other hydroxyl-bearing substances to formulate two-component polyurethane coatings and adhesives.

储存条件

Desmodur ultra L 75 should be stored in tightly sealed original containers and protected from moisture, heat, and foreign materials. Storage at higher temperatures will result in increase of color and viscosity. Storage at significant lower temperatures will result in solidification. This solidification is reversible by briefly heating the product without adversely affecting the quality of the product. Recommended storage temperature is 0º-30ºC.

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技术属性和数据表

属性名称 测试方法 单位 数值
Monomeric TDI % < 0.10
Viscosity at 23oC mPa∙s 1,600 ± 600
NCO content % 13.3 ± 0.4
Non-volatile content (0.2 g / 120 min. / 120oC) % 75.0 ± 2.0
Iodine color value ≤ 2

属性名称 测试方法 单位 数值
Flash point °C approx. 5
Equivalent weight approx. 315
Density at 20oC g/ml approx. 1.17

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