p-Benzoquinone dioxime is primarily used as a cross-linking agent in the rubber industry. It plays a crucial role in the vulcanization process, where it helps improve the strength, elasticity, and durability of rubber products. This chemical is particularly effective in bonding rubber to metal, making it essential in the production of tires, hoses, and other industrial rubber components. Additionally, it is utilized in the synthesis of certain polymers and as an intermediate in organic chemistry for creating specialized compounds. Its ability to form stable networks within rubber matrices makes it a valuable additive in enhancing the performance of rubber materials under stress and high temperatures.