Benzophenonetetracarboxylic acid is primarily used in the production of high-performance polymers and resins. It serves as a key monomer in the synthesis of polyimides, which are known for their exceptional thermal stability, mechanical strength, and chemical resistance. These polyimides are widely utilized in the electronics industry for manufacturing flexible printed circuit boards, insulating films, and coatings for semiconductors. Additionally, the compound is employed in the development of advanced adhesives and coatings that require durability under extreme conditions. Its ability to form stable, heat-resistant structures makes it valuable in aerospace and automotive applications, where materials must withstand high temperatures and mechanical stress.