Rubber Accelerator TBBS(NS)

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Rubber Accelerator TBBS(NS)

Chemical Name  N-tert-butyl-2-benzothiazole Sulfenamide 

Molecular Formula   C11H14N2S2

Molecular Weight  238

CAS#   95-31-8

Specifications   GB/T 21840-2008

  Item

Specifications

High grade

Appearance

White or light yellow powder or granular

Initial Melting Point，      (℃)Min.

104.0

Final Melting Point        (℃)Min.

107.0

Heat Loss                (%)Max.

0.40

Ash，                     (%)Max.

0.40

Free amines              (%)Max.

0.5

Methanol insolubles        (%)Max.

1.0

Purity                     (%)Min

96.0

Residue on 150μm Sieve        (%)Max.

0.10

 

Properties  Its industrial product is light yellow to brown powder, the density is 1.26~1.32g/cm3, soluble in benzene, chloroform, carbon disulfide, acetone, methanol, alcohol, difficultly soluble in gasoline, insoluble in water, dilute acid and dilute alkali solution.

Applications A delayed action accelerator of vulcanization for natural and synthetic rubber. The speed of vulcanization is similar to CBS’s, but it’s delaying is larger than the CBS. There is little pollution and the color is changeless. It can be used as rubber products of tyre.

Storage  Store closed containers in a cool, dry, well-ventilated area. Avoid exposure to direct sunlight.

Packing  Coextruded paper bags lined with polyethylene film bags. Net weight 25 kg per bag.

Industry Category Chemicals/Catalysts-Chemical-Auxiliary-Agents/Chemical-Auxiliary-Agent
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Brand: konson
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