SHENZEN FEIYANG PROTECH › FEISPARTIC F524 FEISPARTIC F524 $0.00 FEIYANG PROTECH FEISPARTIC F524 is an amine-functional solvent free resin. It is an aspartic ester polymer as reactive partner for polyisocyanates. Quantity: Add To Cart Added! FEIYANG PROTECH FEISPARTIC F524 is an amine-functional solvent free resin. It is an aspartic ester polymer as reactive partner for polyisocyanates. You Might Also Like FEISPARTIC F2850 FEISPARTIC F520 L FEISPARTIC F420 FEISPARTIC F520 FEISPARTIC F220