White Carbon Black: Innovative Applications from Traditional Industries to New Energy Fields

In the field of industrial materials, white carbon black, as an important inorganic non-metallic material, is undergoing a profound transformation from traditional applications to emerging fields. White carbon black, chemically known as silicon dioxide, is mainly composed of SiO ₂. Due to its unique physical and chemical properties, such as high chemical stability, good dispersibility, and reinforcement, it has always played an indispensable role in traditional industries such as rubber, plastics, and coatings. However, with the advancement of technology and the improvement of environmental awareness, the application boundaries of white carbon black are constantly expanding, especially in the field of new energy, showing great potential.


Stable position in traditional industry


In the rubber industry, white carbon black is a key additive for improving the performance of rubber products. It can significantly enhance the strength, wear resistance and aging resistance of rubber, and is widely used in the manufacture of tires, tapes, seals and other products. Especially in the tire industry, with the rise of the concept of "green tires", the demand for white carbon black, as an important material for reducing rolling resistance and improving fuel economy, continues to grow. According to statistics, the demand for white carbon black in China's tire industry will account for over 35% of the entire market in 2023, and this proportion is still increasing year by year.


Innovation breakthroughs in the field of new energy


With the vigorous development of the new energy vehicle industry, the application of white carbon black in the field of new energy has also ushered in new opportunities. New energy vehicles have extremely high requirements for battery performance, and white carbon black, as a high-performance battery material additive, can significantly improve the energy density, cycle stability, and safety of the battery. For example, adding white carbon black to the coating of lithium battery separators can effectively improve the thermal stability and mechanical strength of the separators, prevent internal short circuits and thermal runaway of the batteries, and thus extend the service life of the batteries. In addition, white carbon black can also be used in the manufacturing of solar panels as the main component of anti reflective and anti reflective films, improving the photoelectric conversion efficiency of solar cells.


Technological progress and industrial upgrading


The expansion of the application of white carbon black in the field of new energy cannot be separated from the support of technological progress and industrial upgrading. In recent years, with the rapid development of nanotechnology and materials science, the preparation process of white carbon black has been continuously optimized, and the product performance has been significantly improved. As a nanoscale material, gas-phase white carbon black exhibits unique advantages in high-end applications due to its high purity, large specific surface area, and high surface energy. At the same time, the application of green production technologies such as replacing traditional silica sand with biomass raw materials and developing environmentally friendly products with low volatile organic compounds (VOCs) has further promoted the sustainable development of the white carbon black industry.