Dow Corning Z-6030 Silane methacrylate-functional silane Dow Corning Adhesion promoter / Bonding agent Acrylic/Acrylate Resins Alkyd Resins Epoxy Resins Polyester Polyurethane Vinyl Silane is used primarily as a coupling agent to improve adhesion of free radical cured resins, such as polyester, to inorganic surfaces including fiberglass, clay, quartz and other siliceous materials. Recommended usage level: Primer: dilute to 0.1-0.5% in acidified (pH=4.0) water; Additive: 0.5-3.0 wt% Silane is used primarily as a coupling agent to improve adhesion of free radical cured resins, such as polyester, to inorganic surfaces including fiberglass, clay, quartz and other siliceous materials. Recommended usage level: Primer: dilute to 0.1-0.5% in acidified (pH=4.0) water; Additive: 0.5-3.0 wt%