| Model: | - |
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| Brand: | - |
| Origin: | - |
| Category: | Chemicals / Chemical Auxiliary & Catalyst / Chemical Auxiliary |
| Label: | si-69 , a-1289 , coupling agent |
| Price: |
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| Min. Order: | - |
| Live Chat: | Last Online:21 Apr, 2008 |
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
Item | liquid | powder | |
Appearance | Light yellow transparent liquid | appearance | Slight yellow powder |
Assay of S | ≥23.0％ | ||
density（ | 1.07－ | assay of Si-69 | ≥50％ |
Flashing Point | ≥ | ||
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.