Chemistry of inorganic compounds – Carbon or compound thereof – Oxygen containing
Patent
1991-01-25
1991-09-03
Straub, Gary P.
Chemistry of inorganic compounds
Carbon or compound thereof
Oxygen containing
423272, 25218638, 25218643, C01B 1510
Patent
active
050452967
ABSTRACT:
A process is provided to react anhydrous carbonate with a particle size between 300 and 74 micrometers and hydrogen peroxide containing a hydroxyalkylidene diphosphonic acid to produce sodium carbonate perhydrate containing 13% to 141/2% active oxygen. The process differs from the prior art in that reaction mixture is substantially dry at all times. The product is stable even without added stabilizers.
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Adams, Jr. Charles
Pfeffer Henry A.
Andersen R. L.
Elden R. E.
FMC Corporation
Straub Gary P.
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