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US 5,229,092 AGranted
Sodium perborate
AssigneeAtochem
InventorJacques Dugua
Life of this patent
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Abstract
Sodium perborate tetrahydrate in the form of virtually spherical and compact agglomerates of unit particles of sodium perborate tetrahydrate with a maximum size not exceeding 30 m, process for its manufacture, its use in the manufacture of sodium perborate monohydrate with high resistance to wear, and the resultant sodium perborate monohydrate.
Claims11
Sodium perborate tetrahydrate consisting of distinct, compact and virtually spherical agglomerates of unit particles of sodium perborate tetrahydrate, characterized in that the said unit particles have a maximum size not exceeding 30 .mu.m and a wear rate of 2%.
Dependencies are inferred from the claim text.