Lightweight and reusable sulfur autotrophic denitrification filler and preparation method thereof

The invention discloses a light and reusable sulfur autotrophic denitrification filler and a preparation method thereof. The sulfur autotrophic denitrification filler is prepared from the following raw materials: sulfur powder, white iron ore powder, aluminum hydroxide powder, lignocellulose, anionic polyacrylamide, sepiolite and porous resin. The autotrophic denitrification filler disclosed by the invention has the characteristics of light weight, easiness in replacement and high mass transfer efficiency through matching of various raw materials. 本发明公开了一种轻质、可重复使用硫自养反硝化填料及其制备方法。一种硫自养反硝化填料，其制备原料包括：硫磺粉、白铁矿粉、氢氧化铝粉、木质纤维素、阴离子聚丙烯酰胺、海泡石和多孔树脂。本发明自养反硝化填料通过多种原料配合，具有轻质易更换和高传质效率的特点。