CAS # 14814-09-6 Application Information Mercapto-functional Coupling agent in polysulfide and polyurethane caulks & sealants Used in sulfur-cured and metal oxide-cured elastomers; Can be added at time of compounding or used to pretreat minerals beforehand Chemically bonding reinforcing minerals like silica, clay, mica, and talc to the polymer matrix; Properties including modulus, tensile and ...