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COMPOSITION
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: |
Benzothiazyl
Disulphide. |
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MOLECULAR
WEIGHT |
: |
332 |
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Real content |
: |
94%
minimum. |
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Appearance |
: |
A cream
coloured to light gray-white free-flowing powder, of
characteristic odour and slightly bitter flavour, also
provied in pellets. |
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Specific
gravity |
: |
1.50 |
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Melting
point |
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168 °C minimum. |
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Moısture |
: |
Less
than 0.5 %. |
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Ash |
: |
Less
than 0.5 %. |
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Free MBT |
: |
Less
than 1.5 %. |
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Fineness
(wet method) |
: |
Residue
less than 0.1 % through a 90 NUF mesh. |
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Toxicity |
: |
Not
considered hazardous in the normal conditions of use. |
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Storage
stability |
: |
Excellent
at moderate temperatures. |
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Solubilty |
: |
Soluble
in warm benzene and chloroform.
Slightly soluble in chloroform, benzene, alcohol, carbon tetrachloride.
Insoluble in water, petrol, dilute alkalis and ethyl acetate. |
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ACTIVITY |
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The RUBATOR MBTS is very
active at temperatures above 140 °C. Less
active at processing safety with much less danger of scorching. |
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The RUBATOR MBTS is activated by
aldehyde amines,
guanidies, thiurams and dithiocarbamates. |
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The RUBATOR MBTS
disperses readily. |
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The RUBATOR MBTS does
not produce any discoloration. Blends of the RUBATOR MBTS find wide
application in natural and synthetic rubbers. |
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USES |
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It is used in the
manufacture of tyre treads, tyre carcasses, inner tubes, wire
insulations, footwear, heels, soles and rubber products in
general. |
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PACKING |
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The RUBATOR MBTS is supplied
in paper bags of 20 kgs. net weight. |
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