Application of granulated or pulverised calcium silicate

Details Application of granulated or pulverised calcium silicate Application of granulated or pulverised calcium silicate

B - Operations, Transporting

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252/34, 31/2.5

B01J 23/02 (2006.01) A01K 1/015 (2006.01) B01D 53/02 (2006.01) B01D 53/28 (2006.01) B01J 20/10 (2006.01) B01J 31/28 (2006.01) C01B 33/24 (2006.01)

Patent

CA 1162525

Abstract of the Disclosure This invention discloses the use of calcium silicate granulates or powders having a microporous structure as absorbents or adsorbents for liquids, vapours and gases, said calcium silicate granulates or powders being prepared by reacting crystalline and, if required, amorphous silicon dioxide, or materials containing the same, with calcium oxide or materials containing the same, in a CaO to SiO2 molar ratio of 0.8; 1 - 1.1 : 1, with homogenization thereof in water and moulding, autoclave setting, comminuting, drying and grading with the further provisio that homogenization during the reaction has been carried out by dispersing the solid starting materials in water with the addition of an anion-active surfactant previously converted in water to a microporous stable form.

344076

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