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AssigneeUnilever Home & Personal Care USA, Division of Conopco, Inc.
InventorsJuan Jose Bonelli, Marcio Henrique Perissinotto Bonfa, Rudolf Govert Van Driel, Paulo-Enrique De Gusmao, Mario Jovelino Del Nunzio, Paulo Cesar Puelle Andrade
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A colored speckle composition for use in particulate laundry detergent compositions comprising a porous granular carrier and at least 0.01 wt % photobleach, preferably at least 0.05 wt %, more preferably at least 0.1 wt %, based on the active ingredient, the composition having an average bulk density of at most 600 g/l, preferably at most 500 g/l, most preferably at most 400 g/l. The carrier system reduces the staining tendency of the photobleach. The most preferred carrier is spray dried detergent base powder. The most preferred photobleach is a blend of Zn and Al sulphonated phthalocyanine.
A coloured granular speckle composition for use in a particulate laundry detergent composition comprising a porous granular carrier, which is a spray-dried detergent base powder comprising surfactant and optionally builder, and at least 0.01 wt % photobleach active ingredient, the composition speckle layered with a finely divided, high liquid carrying capacity particulate zeolite and/or silica, and the composition having an average bulk density of at most 600 g/l.
Dependencies are inferred from the claim text.