PSS-Trisilanol-isooctyl substituted is widely used in the field of materials science, particularly in the development of advanced coatings and composites. Its unique structure enhances the adhesion and durability of coatings, making it ideal for protective layers on metals, plastics, and ceramics. In composite materials, it acts as a coupling agent, improving the interaction between organic and inorganic components, which results in materials with superior mechanical properties and thermal stability. Additionally, it is employed in the formulation of high-performance adhesives and sealants, where it contributes to better bonding strength and resistance to environmental factors like moisture and UV radiation. Its application in nanotechnology is also notable, as it aids in the functionalization of nanoparticles for use in sensors, catalysts, and drug delivery systems.