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US 4,375,526 AGranted
Anionic polymers for reduction of viscosity of a magnesium hydroxide filter cake paste
AssigneeCalgon Corporation
InventorsJohn D. Zupanovich, John G. Myers, Jerry L. Walker
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Abstract
The instant invention is directed to a method for reducing the viscosity of magnesium hydroxide filter cake paste which comprises adding an anionic polymer or copolymer to the magnesium hydroxide filter cake paste. The instant invention is also directed to a stable magnesium hydroxide dispersion comprising an anionic polymer, water and magnesium hydroxide.
Claims1
A method for reducing the viscosity of magnesium hydroxide filter cake paste which comprises adding a copolymer of ethylene and maleic anhydride to the magnesium hydroxide filter cake paste.
Dependencies are inferred from the claim text.