Chemical Name: n-Propyltriethoxysilane

Chemical Name


Structural Formula


Physical Indicators

CAS NO: 2550-02-9 Density (20 ℃, g/cm3): 0.8870~0.8970 Boiling point: 179-180 ℃ Flash point: 57.2 ℃ Refractive index (n25D): 1.3910~1.4010 Appearance: Colorless transparent liquid. Solubility: Soluble in alcohol, insoluble in water, hydrolyzable.


1. Used as a crosslinking agent for room temperature vulcanized silicone rubber; 2. Improving the waterproofing of glass fiber products and surface treatment of inorganic flame retardants and fillers can improve their dispersion performance; 3. Used for surface treatment of stone and cement-based materials to improve waterproofing and stain resistance; 4. As an electron donor in the polymerization process of polypropylene.


5kg/pot, 10kg/pot, 25 kg/barrel, 200kg/barrel, 1000kg/IBC, etc

Storage Conditions

Sealed, cool at room temperature, dry and ventilated, away from flames and heat sources


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