Properties

1. Appearance: Colorless or light yellow transparent liquid
2. Density (g/mL, 20℃): 1.077
3. Melting point (℃): -50
4. Boiling point (℃, atmospheric pressure): 192
5. Boiling point (℃, 40 mmHg): 195–197
6. Refractive index (25℃): 1.419
7. Flash point (℃): 88
8. Autoignition temperature (℃): 78
9. Vapor pressure (Pa, 20℃): < 50
10. Upper explosion limit (%, V/V): 44 Vol%
11. Lower explosion limit (%, V/V): 5.5 Vol%
12. Solubility: Soluble in benzene, ethanol, gasoline; insoluble in water

Applications

1. Glass fiber surface treatment: Significantly improves the bonding strength between glass fiber and materials such as epoxy resin, enhancing composite performance.
2. Epoxy resin, polyurethane, polyamide and other materials: Improves overall performance, durability and mechanical strength of these materials.
3. Synthesis of other silane coupling agents: Serves as an important intermediate for synthesizing other silane coupling agents with broad application prospects.
4. Preparation of silica gel and crosslinking agent: Used in the preparation of silica gel and as a crosslinking agent for adhesives, sealing materials and composites.