▎ 摘　　要

NOVELTY - Graphene and titanium dioxide composite light catalyst sterilized deodorizer comprises 5-20 wt.% graphene and titanium dioxide composite light catalyst powder, 20-30 wt.% acrylic acid polymer, 40-60 wt.% deionized water, 0.3-5 wt.% dispersant, 0.2-4 wt.% coupling agent, and 0.1-1 wt.% antifoaming agent. USE - The deodorizer is useful in refrigerator, air conditioner and other household appliance. ADVANTAGE - The deodorizer keeps air clean, and has high efficiency. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is also included for preparing graphene and titanium dioxide composite light catalyst sterilized deodorizer comprising adding 5-100 mg graphite in 20-100 ml organic solvent, ultrasonically dispersing for 30-60 minutes, adding titanium compound oxide into dispersed graphene oxide in a mass ratio of graphene to titanium 1:10-1:200, stirring for 30-60 minutes, then adding 1-40 ml deionized water, stirring for 30-60 minutes, then adding mixture into a reaction kettle, reacting at 60-200 degrees C for 0.5-24 hours to obtain graphene and titanium dioxide composite material, washing the graphene and titanium dioxide composite photo-catalytic material with absolute ethyl alcohol and deionized water, grinding at 60-80 degrees C for 2-3 times to obtain graphene and titanium dioxide composite light catalyst material, placing the graphene and titanium dioxide composite light catalyst powder in a high speed stirrer, adding deionized water, crylic acid polymer, dispersant, coupling agent, antifoaming agent, and then high speed stirring to prepare suspension.