United Initiators NOROX®SHP-90 Acetylacetone peroxide 37187-22-7
NOROX ® SHP-90 is a clear to pale yellow liquid based on a peroxide formulation of acetylacetone peroxide and peroxy esters. It is a very effective polymerization initiator for room and high temperature curing of unsaturated polyester resins. Technical Data Active Oxygen: 4.4 min. Form: Liquid Color (APHA): 100 max Specific Gravity (25°C): 1.06 - 1.10 Viscosity: 31 - 36 cps Flash Point (SETA C.C.): >148°F/64°C, min SADT: >140°F (60°C) Soluble in: Oxygenated Organic Peroxides Soluble in: Oxygenated Organic