BLEACHING ACTIVATOR AND DETERGENT COMPOSITION COMPRISING THE SAME

摘要

To provide a bleaching activator capable of improving bleaching performance of a peroxy compound and the like, and a detergent composition comprising such a compound. A bleaching activator comprising Keggin heteropolyoxometalate anions, wherein the Keggin heteropolyoxometalate anions comprise a Keggin heteropolyoxometalate anion represented by the following formula (1): <?in-line-formulae description="In-line Formulae" end="lead"?>[XMa(H2O)bOc]d- (1)<?in-line-formulae description="In-line Formulae" end="tail"?> (in the formula, X representing a silicon atom or a phosphorus atom; M being the same or different and representing a tungsten atom or a molybdenum atom; a representing an integer of 9 to 11; b representing a positive number of 0 to 6; c representing a positive number of 28 to 39; d representing a valency and being a positive number).