Desilication mechanism and kinetics of synthesized hydroxy-sodalite in high-alkali sodium aluminate solutions
Sign Up to like & getrecommendations! Published in 2019 at "Reaction Kinetics, Mechanisms and Catalysis"
DOI: 10.1007/s11144-019-01565-1
Abstract: Desilication in the solution with Na2O concentration below 300 g/L was extensively studied, such as various desilication agents mostly of calcium salts or compounds proposed in the literature. However, desilication in high-alkali sodium aluminate solution was… read more here.
Keywords: high alkali; mechanism; desilication; solution ... See more keywords
Equilibrium concentration of lithium ion in sodium aluminate solution
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Central South University"
DOI: 10.1007/s11771-019-4002-1
Abstract: Excess lithium in alumina is significantly bad for aluminum reduction. In this study, the concentration variation of lithium ion in sodium aluminate solution with addition of synthetic lithium aluminate was investigated. Elevating temperature, increasing caustic… read more here.
Keywords: lithium ion; aluminate solution; concentration; lithium ... See more keywords
Two-Stage Process for Precipitating Coarse Boehmite from Sodium Aluminate Solution
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DOI: 10.1007/s11837-017-2468-6
Abstract: Abstract To increase the precipitation rate significantly and obtain sandy alumina, a two-stage seeded precipitation process for preparing coarse boehmite was studied. In the first stage, which involved gibbsite precipitation, the fresh fine gibbsite, along… read more here.
Keywords: seed; precipitation; solution; sodium aluminate ... See more keywords
Effects of CMC and Micelle Formation on the Removal of Sodium Benzoate or Sodium Stearate in a Sodium Aluminate Solution
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DOI: 10.1007/s11837-019-03853-6
Abstract: Micelle formation over a critical micelle concentration (CMC) is related to the economic removal of organics in a sodium aluminate solution. In this research, removal of organics was investigated by adding activated alumina and red… read more here.
Keywords: removal; benzoate; sodium; sodium aluminate ... See more keywords
Effect of tricalcium aluminate and sodium aluminate on thaumasite formation in cement paste
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DOI: 10.1016/j.conbuildmat.2020.119842
Abstract: Abstract The purpose of this paper was to study the effect of different aluminum phases on the formation of thaumasite in cement paste. In the present study, tricalcium aluminate (C3A) and sodium aluminate (NaAlO2) were… read more here.
Keywords: cement paste; sodium aluminate; aluminate; formation ... See more keywords
Influence of sodium aluminate on calcium leaching of shotcrete in tunnels
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DOI: 10.1016/j.tust.2021.104156
Abstract: Abstract Road tunnels built in water-rich areas are prone to calcium leaching owing to long-term erosion by groundwater, which results in calcite deposition in tunnel drainage system. Calcite deposition can lead to the clogging of… read more here.
Keywords: calcium leaching; calcite deposition; sodium aluminate;
Reaction kinetics and mechanism of calcium oxide in dilute sodium aluminate solution with oxalate based on lime causticization
Sign Up to like & getrecommendations! Published in 2019 at "Transactions of Nonferrous Metals Society of China"
DOI: 10.1016/s1003-6326(19)65038-7
Abstract: Abstract The formation kinetics and mechanism of tricalcium aluminate hydrate and calcium oxalate in dilute sodium aluminate solution and sodium oxalate solution were studied respectively based on the lime causticization, and the optimal conditions for… read more here.
Keywords: dilute sodium; sodium; calcium; aluminate solution ... See more keywords
A green approach of preparation of fine active alumina with high specific surface area from sodium aluminate solution
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DOI: 10.1039/c8ra09853k
Abstract: A green preparation of fine active alumina from saturated sodium aluminate solution by phase evolution is presented. High capillary pressure, numerous mesopores, and the inhibition of aggregation produced FAA with an extremely high specific surface… read more here.
Keywords: high specific; fine active; preparation fine; aluminate solution ... See more keywords
A Hybrid Prediction Model of Recycled Sodium Aluminate Solution Concentration in Evaporation Process
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DOI: 10.1109/tim.2021.3092784
Abstract: The sodium aluminate solution of the evaporation process is provided for the digestion process to recycle useful resources, decrease alkali concentration in waste solution, and reduce environmental pollution. However, the concentration of recycled sodium aluminate… read more here.
Keywords: process; model; prediction; concentration ... See more keywords