Mixture of 2, 2, 4- and 2, 4, 4-trimethyl-hexamethylene diisocyanate. It exhibits low viscosity, high flexibility and excellent compatibility with polyols. Used for manufacturing of urethane modified resins for coatings.
تفاصيل
تطبيقات
منتج
التركيب الكيميائي
Mixture of 2,2,4- and 2,4,4-trimethyl-hexamethylene diisocyanate
مزايا
- low viscosity
- high flexibility
- excellent compatibility with polyols
- resistance to weather and light
- more reactivity than cycloaliphatic diisocyanates
تطبيقات أخرى
Coatings
معاملة
It is recommended to use 0.001 to 0.01% dibutyl tin dilaurate (DBTDL), if acceleration is necessary.
معلومات تقنية
كمية | قدر | وحدة | التعلیق |
---|---|---|---|
خصائص المظهر | |||
Appearance | Colorless liquid | ||
Color | <10 | َApha | DIN /ISO 6271 |
الخصائص الفيزيائية | |||
Purity | >99.5 | % | Gas chromatography |
Density | 1.010 - 1.016 | g/ml | ( 20°C, DIN 51 757 (ASTM D 211 |
Viscosity | 5 - 8 | cP | 23°C, DIN EN ISO 3219 |
Vapor pressure | 0.002 | mm-Hg | 20°C |
الخصائص الحرارية | |||
flash point | 148 | ºC | ( closed cup (DIN 51 75 |
الخواص الكيميائية | |||
Chlorine content | <10 | ppm | |
NCO Content | 39.7 - 40 | % | (EN ISO 11 909 (ASTM D 257 |