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AKPEROX® A9H is a multipurpose methyl ethyl ketone peroxide (MEKP) recommended for use at 1% to 2% for the cure of unsaturated polyester resins in combination with metal salts.
Appearance: Colorless liquid
Color: Max. 20 Pt-Co/APHA
Diluent: Mix solvents
Density @ 20°C: 1.1 g/cm³
Active oxygen content: 8.75% to 8.95%
Peroxide content: 34% to 36%
SADT: 60°C
Shelf life: 12 months
CAS No. 1338-23-4;
Primary Chemistry:
Methyl ethyl ketone peroxide
AKPEROX® A9H is a colorless liquid methyl ethyl ketone peroxide in a 2,4,4-trimethyl-1,3-pentanediol diisobutyrate solvent base with a shelf life of 12 months. It can be used at room temperature at 1% to 2% in formulations of unsaturated polyester resins to initiate chemical cure. AKPEROX® A9H is a safe, reliable option for manufacturers, providing compliance with REACH regulations EC No 1907/2006 and EC No 1272/2008 and Commission Regulation EU No 2015/830.
Slow or improper curing of unsaturated polyester resins
Spray-up and hand lay-up FRP
Polymer concrete and marble
Filament winding
Resin transfer molding
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