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US 5,176,844 AGranted
Alkali metal N-halo-alkanesulfonamides bleaching agents
AssigneeOlin Corporation
InventorsRobert J. Raynor, Ralph S. Webber
Life of this patent
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Abstract
Described herein is the use of N-halo-alkene-sulfonamides as bleaching agents to remove stains from non-white stained materials.
Claims7
A method of removing stains from non-white stained fabric which comprises contacting the stained fabric with at an aqueous composition comprising at least one alkali metal N-halo-alkanesulfonamide for a time and temperature sufficient to remove said stains, without adversely affecting dye color of said non-white fabric.
Dependencies are inferred from the claim text.