i
市场转换
选择会影响你得到的结果。
关于
材料类型
无可用数据
材料
无可用数据
一般特征
Desmophen 670 is a slightly branched, hydroxyl-bearing polyester.
Desmophen 670 is suitable for use a co-reactant, usually with Desmodur® N 75A and Desmodur® N 3390A, in the formulation of flexible, weather-stable coatings.
Desmophen 670 is suitable for use a co-reactant, usually with Desmodur® N 75A and Desmodur® N 3390A, in the formulation of flexible, weather-stable coatings.
储存条件
Desmophen 670 should be stored in tightly sealed original containers and protected from moisture, heat, and foreign materials. Under certain conditions (temperatures below 15°C, long storage) the product may become cloudy. It can be completely rehomogenized by heating to around 40°C or adding solvent, and can be further processed without any loss of quality. Recommended storage temperature is less than 30ºC.
样品
无可用数据
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 |
|---|---|---|---|
| Pour point | °C | approx. 8 | |
| Density at 20°C | g/ml | approx. 1.17 | |
| Flash point | °C | approx. 195 | |
| Equivalent weight | approx. 395 |
命名属性规范
| 属性名称 | 测试方法 | 单位 | 数值 |
|---|---|---|---|
| Acid value | mg KOH/g | 2 ± 1 | |
| Viscosity at 23°C80% in butyl acetate | mPa∙s | 2,200 ± 400 | |
| Hazen color value | ≤ 150 | ||
| Water content | % | ≤ 0.1 | |
| Hydroxyl content | % | 4.3 ± 0.4 |
下载
-
技术数据表
-
安全数据表无可用直接下载，请访问 www.productsafetyfirst.covestro.com
