Process for the manufacture of chemical absorbents and chemical absorbent formulations
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United States of America Patent
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May 13, 2003
Grant Date -
Jun 13, 2002
app pub date -
Jul 2, 1999
filing date -
Oct 17, 1996
priority date (Note) -
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Abstract
A soda lime formulation comprises calcium hydroxide in admixture with sodium hydroxide and potassium hydroxide and water, and further comprises a zeolite such as sodium aluminium silicate. The formulation has improved mechanical strength and may be prepared in granular form by mixing its constituents with water to form a paste and passing the paste between a pair of rollers having hemispherical depressions therein.
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