A CARTRIDGE FILTER FOR NATURE FILTERING WATER PURIFIER AND NATURE FILTERING TYPE WATER PURIFIER USING THE FILTER

摘要

The present invention relates to a cartridge filter for a natural filtration water purifier maintaining a function of removing bacteria and germs and removing effectively nano-sized viruses, and a natural filtration water purifier using the filter. Accordingly the cartridge filter for a natural filtration water purifier comprises: a core unit in a cylindrical shape; a filtration unit having a cross section in a bent shape and provided to wrap around an outer peripheral surface of the core unit; a housing in a cylindrical shape and provided on an outer periphery of the cartridge filter; and end caps respectively coupled to end units of an upper surface and a lower surface of the housing. The filtration unit may comprise: a first non-woven cloth including at least one among polypropylene fibers, polyethylene terephthalate fibers, polyethylene fibers, polyester fibers, nylon fibers and cellulosic fibers; and a positive electric coating layer on a surface of fiber strands comprising the inner area and the surface of the non-woven cloth.