Urinal with opening/closing lid

A urinal with an opening/closing lid, comprising:

• a urinal body installed at a fixed height on a wall surface;
• an opening/closing lid configured to be connected to an upper inlet part of the urinal body in an openable/closeable manner;
• an operating switch protrusively provided on the inlet part of the urinal body so as to be pressed against the opening/closing lid;
• a water spray nozzle provided on the opening/closing lid so that water spraying can be performed by the operation of the operating switch;
• and
• a drain pipe configured to be connected to a lower part of the urinal body so that water sprayed through the water spray nozzle can be drained,
• wherein the opening/closing lid is equipped with a UV lamp that generates UV light for a certain period of time during the closing operation,
• wherein the inner wall surface of the urinal body is formed to be coated with a pollution preventive layer for preventing pollution due to foreign matter and performing sterilization, and
• wherein the pollution preventive layer is formed in the mixing ratio of:
• 30 to 40% by weight of polypropylene resin, 10 to 20% by weight of glyceryl stearate, 5 to 20% by weight of fluorinated xenon, 1 to 10% by weight of aluminum nitride powder, 1 to 15% by weight of phenylalanine-4-hydroxylase, 1 to 10% by weight of polybenzimidazene, 1 to 10% by weight of lithium hydroxide, 1 to 5% by weight of isoflavonoid, and 1 to 10% by weight of polycaprolactone.