ZEMSIL CS-69
≡ Si-69Bis[3-(triethoxysilyl)propyl] Tetrasulfide
CAS 40372-72-3
Also equivalent to: TESPT, Dynasylan TESPT
Request Quote
Response within 24 hours
≥90
%
Purity
22–24
%
Sulfur Content
1.09–1.13
g/cm³
Density
50–150
mPa·s
Viscosity (25°C)
Specifications
| Property | Value | Unit |
|---|---|---|
| Active Ingredient | ≥90 | % |
| Sulfur Content | 22–24 | % |
| Density (25°C) | 1.09–1.13 | g/cm³ |
| Viscosity (25°C) | 50–150 | mPa·s |
| Ethanol Content | ≤3 | % |
Applications
Green Tire TreadTruck TireIndustrial Rubber with Silica
Key Features
- —Bis-silane coupling agent for silica-filled rubber — Si-69 equivalent
- —Enables low rolling resistance tire compounds
- —Reacts with both silica surface (siloxane) and rubber (sulfur bridge)
Silane Coupling Agent
- ZEMSIL CS-550≥98 %
- ZEMSIL CS-540≥97 %
- ZEMSIL CS-560≥98 %
- ZEMSIL CS-570≥98 %
- ZEMSIL CS-580≥97 %
- ZEMSIL CS-590≥98 %
- ZEMSIL CS-75≥90 %
Request a Quote
Get pricing for ZEMSIL CS-69