Production of lead monoxide from lead sulfate with acidic...

Details Production of lead monoxide from lead sulfate with acidic... Production of lead monoxide from lead sulfate with acidic...

C - Chemistry, Metallurgy

01

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23/265

C01G 21/06 (2006.01) H01M 10/54 (2006.01)

Patent

CA 1124035

TITLE: PRODUCTION OF LEAD MONOXIDE FROM LEAD SULFATE WITH ACIDIC AMMONIUM ACETATE ABSTRACT: An efficient and inexpensive method for producing lead monoxide from impure lead sulfate bearing materials such as recycled battery mud is provided comprising: (a) reacting said material with an ammonium carbonate solution to convert lead sulfate to lead carbonate; (b) decomposing the lead carbonate to produce impure lead monoxide; (c) reacting said impure lead monoxide with an acidic ammonium acetate solution to form a lead acetate solution; (d) reacting ammonium hydroxide with the lead acetate solution to form lead hydroxide; and (e) dehydrating the lead hydroxide to produce lead monoxide.

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