A Brief Overview of the Role of Zinc Oxide in Rubber Products

2025-11-11 

Zinc oxide enhances product performance metrics including thermal conductivity, abrasion resistance, tear resistance, and tensile strength, while reducing zinc oxide consumption by approximately 30%.

In rubber products, zinc oxide serves the following functions:

  1. Active zinc oxide primarily functions as a reinforcing agent for rubber, imparting excellent corrosion resistance, tear resistance, elasticity, and elongation.
  2. As a multifunctional rubber compounding agent, it serves as a vulcanization accelerator and reinforcing agent for natural rubber, synthetic rubber, and latex.
  3. When functioning as a vulcanization activator, it distributes uniformly within the compound, maximizing contact area with hydrogen sulfide and enhancing opportunities for interfacial reactions. Combined with the catalytic assistance from its active components, this product achieves high conversion rates of zinc oxide into zinc sulfide.
  4. As a vulcanization oxidizer, it enhances accelerator activity, reduces accelerator dosage, and shortens vulcanization cycles.
  5. It accelerates vulcanization speed, improves thermal conductivity of the vulcanized rubber, and ensures more thorough vulcanization.
  6. In the rubber industry, particularly in the production of transparent rubber products, active zinc oxide is an excellent vulcanization activator.

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