▎ 摘　　要

NOVELTY - Preparing curcumin-titania-three-dimensional graphene complex aerogel comprises (i) adding deionized water to the graphene oxide, and sonicating to obtain tan uniform graphene oxide solution, (ii) adding curcumin to absolute ethanol, and then sonicating to obtain a curcumin solution, (iii) measuring the tetrabutyl titanate into anhydrous ethanol, and sonicating obtain tetrabutyl titanate-ethanol solution, (iv) measuring the curcumin solution and adding it to the graphene oxide solution, and ultrasonically dispersing, adding tetrabutyl titanate-ethanol solution and ascorbic acid, ultrasonically dispersing, adding in an oil bath, loading curcumin and titanium dioxide particles on the three-dimensional structure of graphene oxide by the sol-gel method, cooling to obtain curcumin-titanium dioxide-three-dimensional graphene complex water gel, and (v) washing with deionized water to remove impurities, and placing in a freeze dryer. USE - The curcumin-titanium dioxide-three-dimensional graphene complex aerogel is useful in degrade wastewater containing sulfonamides (claimed). ADVANTAGE - The aerogel has large porous surface area, excellent electron mobility and can be used repeatedly. DETAILED DESCRIPTION - Preparing curcumin-titania-three-dimensional graphene complex aerogel comprises (i) adding deionized water to the graphene oxide, and sonicating at an ultrasonic power of 30-60 kHz to obtain tan uniform graphene oxide solution, (ii) adding curcumin to absolute ethanol, and then sonicating at an ultrasonic power of 30-60 kHz to obtain a curcumin solution, (iii) measuring the tetrabutyl titanate into anhydrous ethanol, and sonicating at an ultrasonic power of 30-60 kHz to obtain tetrabutyl titanate-ethanol solution, (iv) measuring the curcumin solution and adding it to the graphene oxide solution, and dispersing the resulting mixed solution ultrasonically, adding tetrabutyl titanate-ethanol solution and ascorbic acid, ultrasonically dispersing evenly, adding in an oil bath, loading curcumin and titanium dioxide particles on the three-dimensional structure of graphene oxide by the sol-gel method, taking it out after cooling to room temperature, and obtain curcumin-titanium dioxide-three-dimensional graphene complex water gel, (v) washing above curcumin-titanium dioxide-three-dimensional graphene complex hydrogel with deionized water 2-3 times to remove impurities, and placing in a freeze dryer. An INDEPENDENT CLAIM is also included for use of curcumin-titanium dioxide-three-dimensional graphene complex aerogel comprising adding curcumin-titanium dioxide-three-dimensional graphene complex aerogel to wastewater containing sulfonamides with a concentration of 50-250 mg/ml, stirring at a speed of 500-1000 revolutions/minute (rpm) for 30-60 minutes under the protection of light, and irradiating the wastewater with ultraviolet light for 0.5-3 hours to obtain the treated wastewater, where the volume ratio of the curcumin-titanium dioxide-three-dimensional graphene complex aerogel to the sulfonamide-containing drug concentration of 50-250 mg/ml wastewater is (0.05-0.3 g): 500 ml.