• 专利标题:   Preparing denitration catalyst carrier with graphene comprises e.g. dispersing graphene, preparing titanium dioxide composite, preparing cerium oxide composite, dispersing, adding cerium nitrate solution, stirring, and heating.
  • 专利号:   CN105413674-A
  • 发明人:   LIU J, XU H, WANG G
  • 专利权人:   ANHUI YUANCHEN ENVIRONMENTAL PROTECTION
  • 国际专利分类:   B01D053/56, B01D053/86, B01J023/10, B01J032/00
  • 专利详细信息:   CN105413674-A 23 Mar 2016 B01J-023/10 201639 Pages: 5 English
  • 申请详细信息:   CN105413674-A CN10873745 30 Nov 2015
  • 优先权号:   CN10873745

▎ 摘  要

NOVELTY - Preparing denitration catalyst carrier with graphene comprises (i) dispersing graphene, (ii) preparing titanium dioxide composite, (iii) preparing cerium oxide composite by taking graphene to disperse in water, stirring, adding urea, stirring to obtain uniform graphene dispersion liquid, adding titanium sulfate, stirring, transferring to a hydro-thermal kettle, reacting, drying, and calcining, and (iv) using water for dispersing, adding cerium nitrate solution, stirring, heating the mixed solution, adding sodium borohydride solution, stirring, filtering, drying, calcining, and grinding. USE - The method is useful for preparing denitration catalyst carrier with graphene (claimed). ADVANTAGE - The denitration catalyst carrier has higher area and higher catalytic efficiency. DETAILED DESCRIPTION - Preparing denitration catalyst carrier with graphene comprises (i) dispersing graphene, (ii) preparing titanium dioxide composite, (iii) preparing cerium oxide composite by taking graphene to disperse in water, stirring uniformly, adding urea, continuously stirring to obtain uniform graphene dispersion liquid, taking the graphene dispersion liquid, adding titanium sulfate, stirring at room temperature for 1-2 hours, then transferring to a hydro-thermal kettle, reacting at 100-150 degrees C for 4-7 hours, drying at 90-100 degrees C, and calcining at 580-680 degrees C for 1-4 hours, and (iv) using water for dispersing the resulting material, adding cerium nitrate solution, stirring uniformly, heating the mixed solution at 120 degrees C, adding sodium borohydride solution, stirring for 1-2 hours, filtering, taking solid filter residue, drying, calcining at 580-680 degrees C for 1-4 hours, and grinding the calcined material into nano level to obtain the denitration catalyst carrier.