▎ 摘 要
NOVELTY - Air purification involves spraying formaldehyde-absorbing catalyst on a to-be-processed component, closing door and window, ventilating, adjusting formaldehyde concentration, absorbing formaldehyde, processing with graphene, nano-mineral crystals, activated carbon, photocatalyst and precision filter, removing PM2.5 particulates and purifying. USE - Air purification. ADVANTAGE - The method enables air purification with excellent antibacterial effect, odor-removing effect and harmful gas-adsorption effect. The air quality is improved.