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    DPTT

    DPTT

    CHEMICAL STRUCTURE: 1.png

    CHEMICAL NAME: Dipentamethylene thiuramtetrasulfide

    MOLECULAR FORMULA: C12H20N2S8

    MOLECULAR WEIGHT: 448.77

    CAS NO.: 971-15-3 

    PROPERTIES:

    Light yellow powder/granule. No taste, no poison. Density is 1.5

    Soluble in chloroform, benzene, acetone CS2, partly soluble in gasoline and CCI4. Insoluble in water and alkali of lower concentration.   

    APPLICATION:

    Secondary accelerator for NR, SBR, EPDM and NBR.

    For rich sulphur content of 28%, it could be used as cure agent

    In the system of SBR and NBR, it could be used as primary cure agent.

    Easily dispersed in rubber system. 

    QUALITY STANDARD:

    ITEM

    POWDER

    OILED POWDER

    GRANULE

    appearance

    light yellow powder (granule)

    initial melting point

    113.0℃ min

    112.0℃ min

    112.0℃ min

    loss on drying

    0.20% max

    0.50% max

    0.20% max

    ash

    0.10% max

    0.10% max

    0.10% max

    residue on 150μm sieve

    0.10% max

    0.10% max

    /

    residue on 63μm sieve

    0.50% max

    0.50% max

    /

    additive

    /

    0.1%-2.0%

    /

    granule diameter

    /

    /

    1.50mm

    PACKING & LOADING:

    Packed in Kraft paper bags of 25kgs net each with P.E. liner inside

    12Mt per 20’GP, 24Mt per 40’GP, palletized.

    SHIPPING MARKS: Neutral export standard. Also can be customized.

    STORAGE VALIDITY: 1 year.  


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