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AKPEROX® A9CL is a versatile methyl ethyl ketone peroxide (MEKP) catalyst recommended for a wide range of applications, enhancing the cure of unsaturated polyester resins in room-temperature conditions.
Appearance: Red liquid
Diluent: 2,2,4-trimethyl-1,3-pentanediol diisobutyrate
Density @ 20°C: 1.14 g/cm³
Viscosity @ 20°C: 22 to 25 mPa·s
Active oxygen content: 8.75% to 8.95%
Peroxide content: 34% to 36%
SADT: 65°C
Shelf life: 12 months
CAS No. 1338-23-4;
Primary Chemistry:
Methyl ethyl ketone peroxide
AKPEROX® A9CL is a premium-quality, multipurpose catalyst containing methyl ethyl ketone peroxide in a 2,4,4-trimethyl-1,3-pentanediol diisobutyrate mineral solvent. It initiates the chemical cure of unsaturated polyesters at room temperature when used at 1% to 2%. This catalyst can be used in hand lay-up and spray-up applications, in addition to filament winding, resin transfer molding, and polymer concrete and marble.
AKPEROX® A9CL complies 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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