| abstract |
The present invention relates to the preparation methods of catalysis material, the preparation method of specifically a kind of composite material containing titanium dioxide, it includes being added to absolute ethanol silicon oxide nanofiber, graphite oxide and vanadic salts, and it stirs evenly, ammonium hydroxide, glacial acetic acid stirring ultrasonic reaction are added, suspension is obtained；The reaction of titanyl sulfate solution Hybrid Heating is added into above-mentioned suspension, obtains mixed solution；Above-mentioned mixed solution is separated by solid-liquid separation, solid-state screening is obtained；Mantoquita and dehydrated alcohol reaction are added into solid-state screening uniformly, then is separated by solid-liquid separation, obtains solid precursor；Presoma is dried and calcined, the composite material containing titanium dioxide is obtained.The present invention can prepare silicon oxide nanofiber by raw material of silicon oxide nanofiber, graphite oxide, vanadic salts, mantoquita and titanyl sulfate and graphene is carrier and the titanic oxide composite photochemical catalyst material for adulterating vanadium, copper, not only the activity of catalysis material is high, and preparation method is simple, and it is lower to equipment requirement. |