A water-soluble pouch suitable for use in machine dishwashing and which comprises a plurality of compartments in generally superposed or superposable relationship, each containing one or more detergent active or auxiliary components, and wherein the pouch has a volume of from about 5 to about 70 ml
A water-soluble pouch suitable for use in machine dishwashing and which comprises a plurality of compartments in generally superposed or superposable relationship, each containing one or more detergent active or auxiliary components, and wherein the pouch has a volume of from about 5 to about 70 ml and a longitudinal/transverse aspect ratio in the range from about 2:1 to about 1:8, preferably from about 1:1 to about 1:4. The water-soluble pouch allows for optimum delivery of dishwashing detergent. A process for the manufacture of multi-compartment pouches and a pack to contain the pouches are also disclosed.
대표청구항▼
1. A unit dose machine dishwashing article comprising a water-soluble pouch containing a detergent composition, wherein the water-soluble pouch comprises upper and lower generally opposing outer walls and one or more internal partitioning walls, each of the walls comprising a water-soluble material,
1. A unit dose machine dishwashing article comprising a water-soluble pouch containing a detergent composition, wherein the water-soluble pouch comprises upper and lower generally opposing outer walls and one or more internal partitioning walls, each of the walls comprising a water-soluble material, the walls forming first and second compartments, wherein the first and second compartments each comprise a portion of the detergent composition, wherein the detergent composition disposed in the first compartment is in the form of a liquid, paste, or gel, wherein the detergent composition disposed in the second compartment is in the form of a powder, wherein the detergent composition comprises a nonionic surfactant at a level of from about 0.2% to about 10% by weight of the detergent composition. 2. The unit dose machine dishwashing article of claim 1, wherein the first and second compartments are arranged in a generally superposed relationship. 3. The unit dose machine dishwashing article of claim 1, wherein the nonionic surfactant comprises a low cloud point nonionic surfactant. 4. The unit dose machine dishwashing article of claim 1, wherein the nonionic surfactant comprises a high cloud point nonionic surfactant. 5. The unit dose machine dishwashing article of claim 1, wherein the nonionic surfactant is selected from the group consisting of: an alkoxylated surfactant, ethoxylated-propoxylated alcohols, epoxy-capped poly(oxyalkylated) alcohol, ether-capped poly(oxyalkylated) alcohol surfactant, block polyoxyethylene-polyoxypropylene polymeric compound, and mixtures thereof. 6. A unit dose machine dishwashing article comprising a water-soluble pouch containing a detergent composition, wherein the water-soluble pouch comprises a plurality of compartments in a generally superposed relationship, each compartment containing one or more detergent active or auxiliary components that form the detergent composition, wherein the detergent composition comprises a nonionic surfactant at a level of from about 0.2% to about 10% by weight of the detergent composition. 7. The unit dose machine dishwashing article of claim 6, wherein the one or more detergent active or auxiliary components in a first compartment is in the form of a liquid, paste, or gel. 8. The unit dose machine dishwashing article of claim 7, wherein the nonionic surfactant of the detergent composition is disposed in the first compartment. 9. The unit dose machine dishwashing article of claim 6, wherein the one or more detergent active or auxiliary components in a second compartment is in the form of a powder or densified powder. 10. The unit dose machine dishwashing article of claim 6, wherein the nonionic surfactant comprises a low cloud point nonionic surfactant. 11. The unit dose machine dishwashing article of claim 6, wherein the nonionic surfactant comprises a high cloud point nonionic surfactant. 12. A unit dose machine dishwashing article comprising a water-soluble pouch containing a detergent composition, wherein the water-soluble pouch comprises at least one compartment, wherein the at least one compartment comprises at least a portion of the detergent composition, wherein the detergent composition in the at least one compartment is in the form of a liquid, paste, or gel, wherein the detergent composition comprises a nonionic surfactant at a level of from about 0.2% to about 10% by weight of the detergent composition. 13. The unit dose machine dishwashing article of claim 12, wherein the at least one compartment is a first compartment, the water-soluble pouch comprising a second compartment, wherein the second compartment comprises at least a portion of the detergent composition. 14. The unit dose machine dishwashing article of claim 13, wherein the detergent composition in the second compartment is in the form of a powder. 15. The unit dose machine dishwashing article of claim 12, wherein the first and second compartments are arranged in a generally superposed relationship. 16. The unit dose machine dishwashing article of claim 12, wherein the nonionic surfactant comprises a low cloud point nonionic surfactant. 17. The unit dose machine dishwashing article of claim 12, wherein the nonionic surfactant comprises a high cloud point nonionic surfactant. 18. The unit dose machine dishwashing article of claim 12, wherein the nonionic surfactant is selected from the group consisting of: an alkoxylated surfactant, ethoxylated-propoxylated alcohols, epoxy-capped poly(oxyalkylated) alcohol, ether-capped poly(oxyalkylated) alcohol surfactant, block polyoxyethylene-polyoxypropylene polymeric compound, and mixtures thereof.
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