M-aminophenyltrimethoxysilane is widely used as a coupling agent in the production of composite materials. It enhances the adhesion between organic polymers and inorganic surfaces, making it valuable in coatings, adhesives, and sealants. In the rubber industry, it improves the bonding of rubber to reinforcing materials like glass fibers or metals, enhancing durability and performance. Additionally, it is utilized in the surface treatment of fillers and pigments to ensure better dispersion and compatibility in various matrices. Its application in the electronics industry includes improving the adhesion of coatings on semiconductor devices, contributing to the reliability and longevity of electronic components.