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  • 粘合剂

Desmomelt® 540/1

Desmomelt 540/1 is a flexible polyurethane with a very high rate of crystallization and very low thermoplasticity. Extruded flat products made from this raw material (hot melt adhesive films and fleeces) are of high quality. Desmomelt 540/1 has outstanding adhesion on a large number of materials. It has high initial bond strength and thermal stability.

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材料类型

  • 聚氨酯树脂

材料

粘合剂
热活化, 热熔, 固体, 无溶剂

一般特征

Desmomelt 540/1 is a flexible polyurethane with a very high rate of crystallization and very low thermoplasticity. Extruded flat products made from this raw material (hot melt adhesive films and fleeces) are of high quality. Desmomelt 540/1 has outstanding adhesion on a large number of materials. It has high initial bond strength and thermal stability.

储存条件

Desmomelt 540/1 should be stored in tightly sealed original containers and protected from moisture, heat, and foreign materials. Recommended storage temperature is 10º-25ºC.

样品

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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
Solution viscosity 15% in butanone-2 (MEK)at 23oC mPa∙s 300 ± 200

属性名称 测试方法 单位 数值
Crystallization min. approx. 10
Minimum activation temperature °C approx. 60
Hydroxyl content % < 0.1
Heat resistance °C approx. 80
Adhesion on plasticized materials excellent
Density g/cm3 approx. 1.2

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技术数据表
安全数据表
无可用直接下载,请访问 www.productsafetyfirst.covestro.com
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