Process for the production of tenside-containing cation...

C - Chemistry – Metallurgy – 11 – D

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C11D 1/02 (2006.01) C11D 1/38 (2006.01) C11D 1/66 (2006.01) C11D 3/12 (2006.01)

Patent

CA 1095803

A B S T R A C T An improved process for the production of tenside- containing aluminosilicates having cation exchange capacity by precipitating the same from aqueous solutions of alkali metal silicates and alkali metal aluminates in the presence of ionic surface-active compounds from the group consisting of anionic surface-active compounds, cationic surface-active compounds and zwitterionic surface-active compounds, wherein the excess alkalinity is neutralized by conducting said pro- cess in the presence of an acid aluminum salt such as aluminum sulfate, aluminum nitrate and aluminum chloride. - A -

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