Multi-layer detergent tablet having both compressed and non-compressed portions
AssigneeThe Procter & Gamble Company
InventorsChristiaan Arthur Jacques Kamiel Thoen, William Michael Scheper, Jeffrey Donald Painter, Xiaoqing Song
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Abstract
A detergent tablet comprising i) a compressed solid body portion having therein at least one mould in said compressed solid body portion; and ii) at least one non-compressed, non-encapsulating portion mounted in said at least one mould of said compressed solid body portion, having an area of B, said at least one non-compressed, non-encapulating portion comprising at least one detergent active; wherein surface area of said detergent tablet, excluding area of said at least one mould, is A; and wherein further ratio of B to A is from about 1:50 to about 4:1, by area.
Claims20
A detergent tablet comprising:
- a) a compressed solid body portion having therein at least one mould in said compressed solid body portion;
- and
- b) at least one non-compressed, non-encapsulating portion filled in said at least one mould of said compressed solid body portion, having an area of B, said at least one non-compressed, non-encapsulating portion comprising at least one detergent active;
- wherein the surface area of said detergent tablet, excluding area of said at least one mould, is A;
- wherein the ratio of B to A is from about 1:50 to about 4:1 by area;
- wherein said non-compressed, non-encapsulating portion comprises a thickening system, wherein said thickening system comprises a mixture of a non-aqueous diluent and a gelling agent;
- wherein at least about 80% of said at least one detergent active is delivered to the wash within the first 5 minutes of a domestic wash process, and wherein said compressed and non-compressed, non-encapsulating portions dissolve in the wash water at different dissolution rates.
Dependencies are inferred from the claim text.