DPG (1,3-Diphenylguanidine) is a guanidine-based accelerator widely used in the rubber industry as a secondary accelerator and activator in sulfur vulcanization systems. It is particularly effective when used in combination with thiazole and sulfenamide accelerators, where it enhances cure efficiency, improves crosslink development, and optimizes the overall vulcanization process. DPG is valued for its ability to provide consistent processing characteristics and improved physical properties in finished rubber compounds. DPG is commonly used in the manufacture of tires, conveyor belts, hoses, footwear, cable insulation, industrial rubber goods, seals, gaskets, and molded rubber products. It serves as an effective secondary accelerator for products such as MBT, MBTS, CBS, TBBS, and DCBS, helping to increase cure rate and improve the mechanical performance of vulcanized rubber. The product is typically supplied as a white to pale cream powder and exhibits excellent compatibility with natural rubber and a wide range of synthetic elastomers. DPG contributes to improved tensile strength, hardness, resilience, and heat resistance while maintaining good processing stability during manufacturing operations. Due to its versatility and synergistic performance with other accelerator systems, DPG remains a standard component in many high-performance rubber formulations. It is widely recognized for improving vulcanization efficiency and helping manufacturers achieve consistent product quality across demanding industrial applications.
Guanidine-based secondary accelerator and activator for sulfur vulcanization systems.
| CAS Number | 102-06-7 |
|---|---|
| HS Code | 2925290090 |
| EC Number | 203-002-1 |
| UN Number | 3077 |