SICONG ®KY80 water soluble fluorine resin protective agent, does not contain organic solution, non-toxic / no smell, agents, for more than 95% of biodegradable material, is to the environment without any adverse effect on the environmental protection product. To penetrate the substrate on the substrate inside, the permeability of the minimal impact, can give the excellent oil proof and anti pollution performance, and good waterproof performance, prolong lifetime of substrate materials, delayed weathering.