3-Mercaptopropyltrimethoxysilane KH-590 / A-189 / Dynasylan MTMO (4420-74-0)
High-purity silane coupling agent with mercapto functional group for superior adhesion and crosslinking. Ideal for rubber, coatings, adhesives, and composite materials. Enhances bonding between organic polymers and inorganic surfaces like glass, metals, and fillers. Features fast hydrolysis and condensation for efficient processing. Low volatility and excellent shelf stability. Used in tire manufacturing, sealants, and waterproofing applications. Bulk pricing available for industrial buyers. Globally sourced, lab-tested quality. Competitive wholesale rates for large orders.