催化剂载体材料、催化剂、其制备方法和用途
By preparing a TiO2-MoO3-SiO2 mixed catalyst support material, the volatility and stability problems of existing catalysts in reducing NOx content were solved, and a highly efficient and stable NOx removal effect was achieved.
CN117138770BActive Publication Date: 2026-07-17TRONOX LLC
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- TRONOX LLC
- Filing Date
- 2013-08-23
- Publication Date
- 2026-07-17
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Figure CN117138770B_ABST
Abstract
本发明描述催化剂载体材料、催化剂、其制备方法和用途。制备催化剂载体材料的方法包括使锐钛矿二氧化钛浆料与i)低分子量形式的二氧化硅和ii)Mo源组合，以形成TiO2‑MoO3‑SiO2混合物。催化剂载体材料包含约86％至约94％重量锐钛矿二氧化钛、约0.1％至约10％重量MoO3和约0.1％至约10％重量SiO2。低分子量形式的二氧化硅包括单独或其两种或更多种组合的具有小于4nm体积加权中值粒径和小于44,000平均分子量的二氧化硅形式。催化剂包括具有约0.1％至约3％重量V2O5和任选约0.01％至约2.5％重量P的这种催化剂载体材料。
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