Rubber Accelerator DPTT-70
CHEMICAL NAME:Dipentamethylene thiuramhexasulfide
MOLECULAR FORMULA: C12H20N2S8
CHEMICAL STRUCTURE:
MOLECULAR WEIGHT: 448.77
CAS NO:971-15-3
QUALITY STANDARD:
Active Content(%) |
70 |
Carrier |
SBR/TPR |
Appearance |
Light Yellow Granules |
Melting Point |
108ºC min |
Mesh |
100 |
Ash Content |
0.5% max |
Mooney Viscosity ML1+4 50ºC |
≤50 |
Volatile Content |
0.3% max |
Sulfur Element(%) |
40.5 |
63µm Sieve Residue |
0.5% max |
Density(g/Cm³) |
1.25 |
|
|
Composition |
A homogeneous mixture of dipentamethylene thiuram tetrasulphide and polymeric binder at 70/30 ratio |
Binder type can be customized. Except SBR/TPR, others binders, such as EPDM,NBR also can be available for.
APPLICATION:
DPTT-70 is a fast curing accelerator for natural and synthetic rubbers,with the fastest curing speed among thiurams,acts as an secondary accelerator combined with MBTS for CSM compounds,which can also as a curing agent
DOSAGE:
0.35-3.5phr usually
PACKING & STORAGE:
Net weight 25kg/PE bags lined carton; Net weight 600 kg/pallet.
Shelf-life: 12 month in its original packaging
Stored in a dry and cool place.