US POLYMERS › HPP 8405 HPP 8405 $0.00 US POLYMERS HPP 8405 is a coconut, short oil alkyd resin designed for high quality baking enamels and as a plasticizer for nitrocellulose lacquers. Add To Cart Added! US POLYMERS HPP 8405 is a coconut, short oil alkyd resin designed for high quality baking enamels and as a plasticizer for nitrocellulose lacquers. You Might Also Like HPP 8405 70 HPP E 9927 21 80 HPP 1047 HPP E 9945 21 70 HPP 3037 70 EB