Rubber vulcanization accelerator
Rubber vulcanization accelerator DCBS
Chemical name: N.N'-dicyclohexyl-2-benzothiazole sulfenamide
Similar product names at home and abroad: DZ, DCBS, DCS, Dela, DC
Molecular formula: C19H26N2S2
Molecular weight: 346.58
CAS registration number: 4979-32-2
White carbon black manufacturers provide product standards for rubber vulcanization accelerators: HG/T 4140-2010
Indicator name | Product technical requirements |
Appearance (visual inspection) | Light yellow to pink powder |
Initial melting point °C, ≥ | 97.0 |
Ash%, ≤ | 0.40 |
Heating loss %, ≤ | 0.40 |
Free amine %, ≤ | 0.40 |
Cyclohexane insoluble matter %, ≤ | 0.50 |
Purity%, ≥ | 98.0 |
When customers have special requirements, they are executed according to customer standards.
Traits:
Light yellow to pink powder. The density is 1.26-1.32g/cm3, the melting point is above 96°C, insoluble in water, soluble in gasoline, soluble in organic solvents such as ethanol, ether, acetone, benzene, toluene, dichloromethane, carbon tetrachloride and ethyl acetate. in.
Uses:
DZ (DCBS) has the best scorch resistance of sulfenamide accelerators. Anti-scorch performance and operational safety performance in natural rubber are better than DIBS. Mainly used in the manufacture of tires, tapes, shock absorbers.
package:
The woven bag is lined with a plastic bag or a kraft paper composite bag, 25kg/bag. Or according to customer requirements.
