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:
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.