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US 2015/0087574 A1Published application
Laundry detergent particles
AssigneeConopco, Inc., d/b/a UNILEVER
InventorsStephen Norman Batchelor, Andrew Paul Chapple, Stephen Thomas Keningley
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Abstract
The present invention provides lenticular or disc detergent particles comprising (i) surfactant, (ii) inorganic salts, (iii) pigment, wherein the inorganic salts and the pigment are present on the detergent particle as a coating and the surfactant is present as a core. The particles show reduced staining.
Claims8
A coated detergent particle having perpendicular dimensions x, y and z, wherein x is from 0.5 to 2 mm, y is from 2 to 8mm, and z is from 2 to 8 mm, wherein the particle comprises:
- (i) from 20 to 39 wt % of a surfactant selected from:
- anionic and non-ionic surfactants;
- (ii) from 10 to 40 wt % of inorganic salts selected from:
- sodium carbonate and/or sodium sulphate of which at least 5 wt % of the inorganic salt is sodium carbonate;
- and,
- (iii) from 0.0001 to 0.5 wt % pigment, wherein the pigment is selected:
- from organic and inorganic pigments, and
- wherein the inorganic salts and the pigment are present on the detergent particle as a coating and the surfactant is present as a core.
5 more elements
Dependencies are inferred from the claim text.