Title: 31445.pdf
For ambient temperature curing the following amine accelerators are available to adjust the gel time and speed of cure of the cure system based on Perkadox CH-50:Accelerator NL-65-100 (N,N-Dimethyl-p-toluidine) for short gel times Accelerator NL-63-100 (N,N-Dimethylaniline) for medium gel times Accelerator NL-64-100 (N,N-Diethylaniline) for long gel timesDepending on working conditions, the following peroxide and accelerator dosage levels are recommended:Perkadox CH-50 Amine accelerator2 - 5 phr * 0.05 - 0.5 phrTS 66017.07/August 2008 Page 2 of 4In a high reactive standard orthophthalic polyester resin the following application characteristics were determined.Gel times at 20°CUP resin Perkadox CH-50 Accelerator NL-63-100 Accelerator NL-64-100 Accelerator NL-65-100100 100 100 100 100 100 100 3.0 3.0 3.0 0.13.03.03.03.0 0.40.10.50.05 0.10.4Gel time (minutes)226160202051Cure of 1 mm pure resin layer at 20°C