Rubber Accelerator DPTU-80


CHEMICAL NAME: 1,3-Diphenyl-2-thiourea
MOLECULAR FORMULA: C13H12N 2S
MOLECULAR WEIGHT: 228.31
CAS NO: 102-08-9
CHEMICAL STRUCTURE:
Rubber-Accelerator-DPTU-80-Structure

SPECIFICATIONS:


Active Content(%) 80 Carrier EPDM
Appearance Grey Granules Melting Point 148℃ min
Mesh 100 Ash Content 0.3%  max
Mooney Viscosity ML1+4 50℃ ≤50 Heating Loss Content 0.3% max
Sulfur Element(%) 11.5 63µm Sieve Residue 0.5% max
Density(g/Cm³) 1.2
Composition A homogeneous mixture of 1, 3-Diphenyl-2-thiourea and polymeric binder at 80/20 ratio


Binder type can be customized. Except EPDM, others binders, such as SBR,NBR also can be available for.

APPLICATION:


DPTU-80 is a rapid vulcanization accelerator, sulfide critical temperature is 80℃, it is important to note that avoid scorching when mixed. DPTU has a higher activity when temperature above 100℃. The product is tenacity, have a good tensile strength and flexible, but will change color in the light.

DOSAGE:


0.2-1.0 phr usually.

PACKING & STORAGE:


Net weight 25kg/PE bags lined carton; Net weight 600 kg/pallet.
Shelf-life:12 months in its original packaging.
Stored in a dry and cool place.