▎ 摘　　要

NOVELTY - Nano deodorant comprises 10-15 pts. wt. tungsten dioxide solution, 0.1-0.3 pts. wt. nano negative ion powder, 0.08-0.1 pts. wt. graphene, 0.5-2 pts. wt. surfactant, 0.1-0.3 pts. wt. Kathon (RTM: Methylisothiazolinone), 1-2 pts. wt. antibacterial deodorant, 0.25-0.35 pts. wt. potassium carbonate and 80-100 pts. wt. deionized water. USE - Used as nano deodorant comprising nano negative anion powder. ADVANTAGE - The deodorant: is safe, non-toxic; is durable, non-corrosive; has effective removal and degradation effects on the harmful substances and odor caused by indoor decoration; improves the indoor air quality; and provides safe and environmentally friendly living environment. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is also included for preparing nano deodorant comprising (i) weighing the raw materials, (ii) adding tungsten dioxide into a reaction kettle, adding graphene under stirring, stirring uniformly, adding nano negative ion powder and stirring at high temperature and high pressure in the reaction kettle to obtain a first solution, (iii) heating deionized water at 50-60 degrees C, adding Kathon (RTM: Methylisothiazolinone) under stirring, stirring uniformly, adding surfactant and potassium carbonate to obtain a second solution and (iv) adding the first solution into the second solution, stirring uniformly, adding antibacterial deodorant, stirring and heating to obtain the product.