Denitration catalyst activity mother liquor preparation method and application of denitration catalyst activity mother liquor
A denitration catalyst and active technology, applied in chemical instruments and methods, physical/chemical process catalysts, separation methods, etc., can solve the problems of easy blockage of pore structure, loss, easy aggregation of active substances, etc., and achieve high filtration accuracy and enhanced bonding. High performance and mechanical strength
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Examples
Embodiment 1
[0033] A ceramic denitration catalyst unit, its mass components are: cordierite ceramic tube carrier 2000 grams, titanium dioxide-silicon dioxide (TiO2-SiO2) 61.1 grams, active vanadium pentoxide (V 2 o 5 ) 0.2 g, tungsten trioxide (WO 3 ) 0.6 g.
[0034] The preparation method of ceramic denitration catalyst unit is as follows: Step 1, configuration concentration is 80g of oxalic acid solution of 5%, then 20g ammonium metatungstate ((NH 4 ) 10 W 12 o 41 ~xH 2 O) Dissolve completely in oxalic acid solution, then add active titanium dioxide (TiO 2 ) and silicon dioxide (SiO 2 ) powder is 1960g in total and stirred evenly to form a mixed solution, for TiO 2 -SiO 2 The mixed solution is dried and calcined in sequence, the drying temperature is 100°C, the drying time is 3 hours, the calcination temperature is 500°C, and the calcination time is 4 hours; finally TiO 2 -SiO 2 / WO 3 Powder 1980 g.
[0035] Step 2: configuration concentration is 5% oxalic acid solution, th...
Embodiment 2
[0038] A ceramic denitration catalyst unit, its mass components are: cordierite ceramic tube carrier 4000 grams, titanium dioxide-silicon dioxide (TiO2-SiO2) 185.8 grams, active vanadium pentoxide (V 2 o 5 ) 4.3 grams, tungsten trioxide (WO 3 ) 20.4 grams.
[0039] The preparation method of ceramic denitration catalyst unit is as follows: Step 1, configuration concentration is 3% oxalic acid solution 80g, then 30g ammonium metatungstate ((NH 4 ) 10 W 12 o 41 ~xH 2 O) Dissolve completely in oxalic acid solution, then add active titanium dioxide (TiO 2 ) and silicon dioxide (SiO 2 ) powder is a total of 267g and stirred evenly to form a mixed solution, for TiO 2 -SiO 2 The mixed solution is dried and calcined in sequence, the drying temperature is 110°C, the drying time is 4 hours, the calcination temperature is 550°C, and the calcination time is 5 hours; finally TiO 2 -SiO 2 / WO 3 Powder 297 g.
[0040] Step 2: another configuration concentration is 3% oxalic acid ...
Embodiment 3
[0043] A ceramic denitration catalyst unit, its mass components are: cordierite ceramic tube carrier 6000 grams, titanium dioxide-silicon dioxide (TiO2-SiO2) 392.1 grams, active vanadium pentoxide (V 2 o 5 ) 12.5 grams, tungsten trioxide (WO 3 ) 47.1 grams.
[0044] The preparation method of ceramic denitration catalyst unit is as follows: Step 1, configuration concentration is 80g of oxalic acid solution of 6%, then 30g ammonium metatungstate ((NH 4 ) 10 W 12 o 41 ~xH 2 O) Dissolve completely in oxalic acid solution, then add active titanium dioxide (TiO 2 ) and silicon dioxide (SiO 2 ) powder is 245g in total and stirred evenly to form a mixed solution, for TiO 2 -SiO 2 The mixed solution is dried and calcined in sequence, the drying temperature is 100°C, the drying time is 3 hours, the calcination temperature is 550°C, and the calcination time is 5 hours; finally TiO 2 -SiO 2 / WO 3 Powder 274 g.
[0045] Step 2: another configuration concentration is 6% oxalic ...
PUM
Property | Measurement | Unit |
---|---|---|
specific surface area | aaaaa | aaaaa |
thickness | aaaaa | aaaaa |
pore size | aaaaa | aaaaa |
Abstract
Description
Claims
Application Information
- R&D Engineer
- R&D Manager
- IP Professional
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com