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  • 粘合剂
  • 涂料

Desmophen® C 2202

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关于

材料类型

  • 聚碳酸酯二元醇

材料

涂料
耐气候, 柔韧, 弹性
粘合剂
无溶剂

一般特征

Desmophen® C 2202 is a linear aliphatic polycarbonate diol with terminal hydroxyl groups and an average molecular weight of approx. 2,000 g/mol. At room temperature the product is a solid, white to light yellow substance. In a molten state (at temperatures above 55 °C), it is clear liquid. Desmophen® C 2202 is used to manufacture solid Polyurethane elastomers. Elastomers having a good resistance against hydrolysis and hot air.

储存条件

Storage in original sealed Covestro container.

Recommended storage temperature: 0 - 30 °C

Protect from moisture, heat and foreign material.

General information: Desmophen® C 2202 is hygroscopic.

样品

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包装类型

无可用数据

技术属性和数据表

属性名称 测试方法 单位 数值
Hydroxyl content M023-ISO 4629-2 % 1.7 ± 0.2
Acid value M019-ISO 2114 mg KOH/g ≤ 0.2
Color value (Hazen) M017-EN 1557 ≤ 150
Viscosity 75 °C M015-ISO 3219/B mPa*s 2,050 ± 750

属性名称 测试方法 单位 数值
Density 125 °C DIN 51757 g/cm3 approx. 1.04
Water content (applies only to thesolidified product in drums andto tanker deliveries) DIN 51777/1 % by wt. 0.05
Viscosity 125 °C DIN EN ISO 3219/B mPa*s approx. 450
Density 20 °C DIN 51757 g/cm3 approx. 1.3
Solidification range DIN EN ISO 3016 °C 39 - 52
Hydroxyl number M023-ISO 4629-2 mg KOH/g approx. 56.1
Flash point DIN EN ISO 3679 °C approx. 236
Density 70 °C DIN 51757 g/cm3 approx. 1.08

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技术数据表
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安全数据表
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