Chemical Name
Bis-[3-(triethoxysilyl)-propyl]-tetrasulfide
Structural Formula
(C 2 H 5 O) 3 SiCH 2 CH 2 CH 2 -S 4 -CH 2 CH 2 CH 2 Si(OC 2 H 5 ) 3
Equivalent Product Name
SI-69 (Degussa),Z-6940 (Dowcorning),A-1289 (Crompton)
Physical Properties
It's a pale yellow clear liquid with light odor of alcohol and soluble easily in alcohol, ace tone, benzene, tol uene etc. It's insoluble in water. It can hydrolyze when contact with water or moisture. Its flash point is 102ºC, specific gravity is 1.08g/ml.
Specifications
| Appearance | Light yellow clear liquid |
| Alcohol Content | 0.5%max |
| Impurities Content | 4.0%max |
| Viscosity 25ºC (cps) | 19.0max |
| Sulfur Content | 22 ± 1% |