Bis(3-(Triethoxysilyl)Propyl)Tetrasulfide

Catalog Number	ACM40372723-2
CAS Number	40372-72-3
Structure
Molecular Weight	538.94 g/mol
Molecular Formula	C18H42O6S4Si2
Boiling Point	250 °C
Flash Point	91 °C
Density	1.095 g/mL
Application	Bis(3-(Triethoxysilyl)Propyl)Tetrasulfide is primarily utilized as a versatile silylating coupling agent and modifier contributing significantly to the advancement of sustainable self-healing styrene-butadiene compounds This compound is integral to the manufacturing of various rubber products including radial tires rubber tire treads carcasses tire walls and solid rubber tires Its primary functions include acting as a chemical intermediate a crosslinking agent and a coupling agent for modifying silica surfaces which enhances the curing process and improves heat aging resistance In rubber compounds it facilitates the coupling of non-black pigments enhances cure equilibrium to resist reversion and serves as an effective curing agent With minimal usage ranging from 05 to 40 phr depending on the filler this agent increases modulus and abrasion resistance Through its sulfur positioning it contributes to dynamic flex improvements such as reduced heat generation and crack growth Its applications extend to various areas including footwear mechanical molded goods hoses solid tires and belts where it provides benefits like increased abrasion resistance improved aging characteristics and enhanced processing capabilities This makes Bis(3-(Triethoxysilyl)Propyl)Tetrasulfide indispensable for improving the performance and durability of rubber products