Rubber Coupling Agent

Si-69

Chemical  Name     bis-(γ-triethoxysilylpropyl)-tetrasulfide

Molecular Formula 　（C₂H₅O）₃Si（CH₂）₃-S-S-S-S-（CH₂）₃Si（C₂H₅O）

Technical  Index 

Properties

²               Excellent vulcanizations agent for natural and synthetic rubber;

²               To improve obviously the performances of vulcanized rubber in anti-reversion and fatigue resistance.

²               May ameliorate reinforcing properties and anti-tearing properties by using Si-69 together with silica white.

²               To improve the dynamic performance of manufactured goods and prolong the service life of articles.

²               Having perfect effects on semi-efficiency vulcanization system；

²               Non-toxic and non-corrosive.

Scopes of application

　Rubber coupling agent Si-69, it is suitable for natural and synthetic rubber, mainly used in kinds of rubber products such as tires (tires surface or foundation)、rubber-roll、conveyer belt surface、agglutination of iron-brush thread、cable insulation、cable covering、rubber shoes sole and so on.

Usages

Si-69 is added directly into rubber compound under mixed abstraction. The normal consumption is 2-5 portions. 

Package

Packed in blue PE barrels of 20kgs、25kgs、50kgs net each respectively.