Polymeric Imaging has developed a flame retardant ink for polyethylene and vinyl banners.  These inks have passed the rigorous testing requirements of the 701 Fire Test and the California Code Title 19, when printed on flame retardant materials.  They cure extremely fast for in-line, high speed printing without blocking.  The ink has passed a 24 hour water immersion test on both poly and vinyl.  It is flexible and lightfast for up to 6 months outdoor exposure.