United Initiators NOROX?MCP-75 Methyl ethyl ketone peroxide 1338-23-4
Product Description: NOROX? MCP-75 is a solution of methyl ethyl ketone peroxide and isopropyl phenyl hydroperoxide. Liquid polymerization initiator specifically designed for curing unsaturated polyester and vinyl ester resins at room temperature. Characterized by low exothermic peaks, longer gel times, excellent final cure and avoidance of in-plant mixed peroxides. Has very low levels of impurities including water, hydrogen peroxide and butanone. Typical Properties: Reactive Oxygen: 9.0%, Max Form: Liquid Color: Pale Yellow Specific Gravity: 1.10 (25°C) Flash Point (SETA C.C.): 150°F (66°C), Min Soluble in oxidizing organic