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RUBBER COUPLING AGENT Si-69

Product No.：dlch0020
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Product name: RUBBER COUPLING AGENT Si-69

Chemical name: Bis-(γ- tristhoxysilylpropyl)-tetrasulfide
CAS No.: 40372-72-3
Formula: C₁₈H₄₂O₆Si₂S₄Mol. Wt.: 539
Structure:

SPECIFICATION:

Item	Standard
Appearance	Yellow transparent liquid
Flash point (Min) ≥°C	100.0
Total sulfur content, %	22.7±0.8
Chlorine content (Max) ≤%	0.40
Impurity (Max) ≤%	4.0
Density, g/cm³	1.080-1.090

Properties: Excellent vulcanizations agent for natural and synthetic rubber; improve obviously the performances of vulcanized rubber in anti-reversion and fatigue resistance. May ameliorate reinforcing properties and anti-tearing properties by using Si-69 together with silica white. To improve the dynamic performance of manufactured goods and prolong the service life of articles. Having perfect effects on semi-efficiency vulcanization system; Non-toxic and non-corrosive.

Applications: 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.

Packing: In 25/200kgs drums.

Storage: Keep container tightly closed in a cool, dry and well-ventilated place, avoiding exposure of the packaged product to direct sunlight.