The application effect of CBS accelerator in SBR (styrene-butadiene rubber) is extremely significant. First of all, CBS accelerator can significantly shorten the vulcanization time of rubber, thereby improving the processing efficiency of rubber. According to relevant research data, the use of CBS accelerator can reduce the vulcanization time by more than 30%. In addition, the improvement of physical properties of SBR rubber final products by CBS accelerator cannot be ignored. Specifically, CBS accelerator can significantly improve the wear resistance and elasticity of SBR rubber. These performance improvements make SBR rubber widely used in tires, hoses and other fields that require high wear resistance and elasticity. An in-depth understanding of the chemical properties and mechanism of action of CBS accelerators will help optimize rubber formulations, improve production efficiency and enhance product quality. The main chemical properties of CBS accelerator include its ability to accelerate the vulcanization reaction and form stronger and more stable vulcanization bonds. Therefore, rubber products using CBS accelerators have excellent performance in durability and service life, further enhancing the market competitiveness of the products. In summary, CBS accelerator is widely used in SBR rubber, and in-depth study of its mechanism of action will be of great benefit to improving the production process and finished product quality of rubber products.