Laundry detergent particles
AssigneeConopco, Inc.
InventorsStephen Norman Batchelor, Andrew Paul Chapple, Stephen Thomas Keningley
Life of this patent
Estimating the term…
Abstract
The present invention provides a coated lenticular or disc detergent particle having perpendicular dimensions x, y and z, wherein x is from 1 to 2 mm, y is from 2 to 8 mm and z is from 2 to 8 mm, wherein the particle comprises: (i) from 40 to 90 wt % surfactant selected from anionic surfactant and non-ionic surfactant; (ii) from 1 to 40 wt % water soluble inorganic salts; and (iii) from 0.0001 to 0.1 wt % dye, wherein the dye is covalently bound to from 1 to 4 sulphonate groups, wherein the inorganic salts and the dye are present on the detergent particle as a coating and the surfactant is present as a core.
Claims21
A coated detergent particle having perpendicular dimensions x, y and z, wherein x is from 1 to 2 mm, y is from 2 to 8 mm, and z is from 2 to 8 mm, wherein the particle comprises:
- (i) from 40 to 90 wt % surfactant selected from:
- anionic surfactants and, non-ionic surfactant;
- (ii) from 1 to 40 wt % water soluble inorganic salts;
- and,
- (iii) from 0.0001 to 0.1 wt % dye, wherein the dye is covalently bound to from 1 to 4 sulphonate groups,
- wherein the inorganic salts and the dye are present on the detergent particle as a coating and the surfactant is present as a core.
Dependencies are inferred from the claim text.