- Model NO.: RT-75
- Appearance: Liquid
- Classification: Chemical Additives
- Color: Colorless
Bis [3-(triethoxysilyl) propyl] disulfide
Equivalent Product Name
Si-75 (Degussa),Z-6920 (Dowcorning),A-1589(Crompton)
A pale yellow clear liquid with light odor of alcohol and soluble easily in ethyl alcohol, acetone, benzene, toluene etc. Insoluble in water., hydrolyze easily when cotact with water or moisture.
Specifications* γα2:g-chloropropyltriethoxy silane. β: mainly contains some silane impurities.
Alcohol Content (%) ≤0.5 γ2 Content¶ ≤3.0% Other Impurities Contentβ ≤1.0% Viscosity 25°C(cps) ≤14.0
RT-69 can be used in the vulcanized rubber system with fillers such as silica, fiberglass, talc powder, mica powder and clay as reinforcing agent. It can improve the reinforcing properties of fillers and rubber abrasive resistance properties.
It is suitable to be used with silica and silicate fillers.
RT-75 can be used in combination with silica and silicate in polymers such as NR, IR, SBR, BR, NBR and EPDM.
Recommend dosage:1.0-4.0 PHR.
Package and storage
25 or 200 kg or 1000kg in plastic drum.
Sealed storing:Keep in the cool, dry and well-ventilated places.
Storage life:Longer than two years in normal storing conditions.