L217 Low temperature catalyst L217 is an adding type of catalyst, no need to change the formulation of polyester/epoxy. The curing temperature decreasing accordingly with the dosage of L217. 1. Technical parameters Appearance: light yellow or white powder Volatile content: ≤0.5% 2. Application L217 used in hybrid, pure polyester/TGIC powder coating. 3. Use method Mixed with other materials and extruded. Recommend dosage is 0.13~2.7% of resin content. Recommend formulation： 1 0.3%2 2.7% Epoxy 2424 60：40 Polyester 3636 TiO2 1010 BaSo4 2725.5 L88 leveling agent 11 L306 Benzoin 0.50.5 L521 Surface modifier 11 Pigment 0.50.5 L217 Low temperature catalyst 0.181.62 Curing condition 160*20130*20 Formula 1： L217’s dosage is 0.3% of resin content Formula 2： L217’s dosage is 2.7% of resin content 4. Characteristics 1）L217 has good thermal stability and no bad influence on leveling. 2）Used in indoor and outdoor powder coatings. 5．Storage Store in cool and dry place. Keep away from fire and heat sources. 6. Packaging. Kraft paper bag (polyethylene liner). Net weight: 25kg/bagChina TGIC Hardener manufacturers website:
http://www.pc-additive.com/curing-agents/