Continuous process of zeolite A crystallization
โ Scribed by Shean-Lin Liu
- Publisher
- Elsevier Science
- Year
- 1969
- Tongue
- English
- Weight
- 569 KB
- Volume
- 24
- Category
- Article
- ISSN
- 0009-2509
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โฆ Synopsis
Using nonlinear least-squares techniques and batch experimental data, a mathematical model is obtained for the formation of zeolite A from amorphous sodium aluminosilicate substrate and aqueous sodium hydroxide solution. The effects of operating variables upon the productivity and stability during continuous formation of zeolite A are discussed. Analytical solutions are presented for the steady-state equations. The critical dilution rate and productivity can be increased by recycling a proper portion of crystals produced.
๐ SIMILAR VOLUMES
## Abstraet Crystallization rates of zeolite A were studied in a constant-temperature mode and a temperature-programmed mode. The crystallization rate in the constant-temperature mode was examined using the engineering reaction model. Activation energy for crystal growth was determined to be 32.8