High-performance p-phenylenediamine (PPD)-type antioxidant offering exceptional protection against thermal and oxidative degradation.
Excellent compatibility with natural rubber, synthetic rubbers (e.g., SBR, BR, NBR), and thermoplastic elastomers.
Low volatility and good retention during high-temperature processing and service life.
Effective in suppressing discoloration and maintaining mechanical properties under dynamic stress conditions.
Proven synergistic performance when combined with other antioxidants such as TMQ or phosphites.
Tires (tread, sidewall, and carcass compounds).
Industrial rubber goods including conveyor belts, hoses, and seals.
Automotive rubber components (engine mounts, bushings, vibration dampers).
Rubber-based adhesives and coated fabrics.
Latex products requiring long-term aging resistance.
| Chemical Type | p-Phenylenediamine (PPD) |
| Product Form | Free-flowing granules |
| Appearance | Light to medium brown granules |
| Primary Applications | Rubber compounding (especially tires and industrial rubber) |
| Key Features | Thermal stability, low bloom tendency, dynamic fatigue resistance |
| Benefits | Extended service life, reduced cracking, improved heat buildup resistance |
| Solubility | Soluble in common organic solvents (e.g., toluene, chloroform); insoluble in water |
| Storage Stability | Stable for ≥24 months in original sealed packaging at ≤30 °C and low humidity |
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E-mail: wangxingqiang@ericwchem.com
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Building A1, Jiete Industrial Park, Huangpu District, Guangzhou City, Guangdong Province, China