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▼
What is claimed is: 1. A machine dishwashing product in the form of a water-soluble pouch comprising a plurality of compartments in generally superposed relationship, each compartment containing one more detergent active or auxiliary components, wherein the one or more detergent active or auxiliary
What is claimed is: 1. A machine dishwashing product in the form of a water-soluble pouch comprising a plurality of compartments in generally superposed relationship, each compartment containing one more detergent active or auxiliary components, wherein the one or more detergent active or auxiliary components in a first compartment is in the form of liquid, and the one or more detergent active or auxiliary components in a second compartments is in the form of a powder or densified powder. 2. A machine dishwashing product according to claim 1 wherein said pouch comprises upper and lower generally opposing outer walls, a skirt-like side wall and one or more internal partitioning walls, and wherein each of said upper and lower outer walls and said skirt-like side wall are formed by a method selected from the group consisting of thermoforming, vacuum forming, and combinations thereof. 3. A machine dishwashing product according to claim 2 wherein each internal partitioning wall is secured to an outer or side wall of said pouch along a single seal line or to both an outer and a side wall of said pouch along a plurality of seal lines that are at least partially non-overlapping. 4. A machine dishwashing product according to claim 2 wherein each partitioning wall is secured to one or more outer or side walls by heat or solvent sealing. 5. A machine dishwashing product according to claim 2 wherein at least one internal partitioning wall is secured to an upper or lower outer wall along a first continuous seal line and one or both of said outer wall and said partitioning wall are secured to the skirt-like side wall along a second continuous seal line and wherein said seal lines, in the case of heat seals, are essentially non-overlapping and in the case of solvent seals, are at least partially non-overlapping. 6. A machine dishwashing product according to claim 5 further comprising a longitudinally-extending waist region defined by said first and second seal lines, said first seal line or non-overlapping portion thereof being situated inwardly of the second seal line and longitudinally off-set therefrom, whereby said waist region and said skin-like side wall are generally coextensive with one another. 7. A machine dishwashing product according to claim 1 wherein the pouch comprises upper and lower generally opposing outer walls, a skirt-like side wall and one or more internal partitioning walls wherein at least one internal partitioning wall is secured to an upper or lower outer wall along a first seal line and one or both of said outer wall and said partitioning wall are secured to the skirt-like side wail along a second seal line and wherein the seal lines are at least partially non-overlapping. 8. A machine dishwashing product according to claim 7 having a longitudinally-extending waist region defined by said first and second seal lines, said first seal line or non-overlapping portion thereof being situated inwardly of the second seal line and longitudinally off-set therefrom, whereby said waist region and skirt-like side wall are generally coextensive with one another. 9. A machine dishwashing product according to claim 1 wherein each of the said plurality of compartments have a different disintegration raze or dissolution profile under in-use conditions. 10. A machine dishwashing product in the form of a water-soluble pouch comprising a plurality of compartments in generally superposed or superposable relationship, each compartments containing one more detergent active or auxiliary components, wherein said 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 and each of the said plurality of compartments have a different disintegration rate or dissolution profile under in-use conditions, wherein at least one of said compartments is made of a material which is substantially insoluble in cold water at or below about 20째 C. and soluble in warm water at or above about 30째 C., wherein at least one other compartment is made of a material which is soluble in cold water at or below 20째 C. 11. A machine dishwashing product according to claim 1 wherein the weight ratio of the liquid to the powder or densified powder is from about 1:30 to about 30:1. 12. A machine dishwashing product according to claim 1 wherein said 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. 13. A machine dishwashing product according to claim 1 comprising two or more compartments. 14. A machine dishwashing product according to claim 1 wherein the liquid in said first compartment is selected from the group consisting of: translucent, transparent, and semi-transparent. 15. A machine dishwashing product according to claim 1 wherein the powder or densified powder in said second compartment is selected from the group consisting of: opaque and semi-opaque. 16. A machine dishwashing product according to claim 1 wherein the liquid in said first compartment is selected from the group consisting of: translucent, transparent, and semi-transparent, and the powder or densified powder in said second compartment is selected from the group consisting of: opaque and semi-opaque. 17. A machine dishwashing product according to claim 1 wherein the compartments of said water-soluble pouch are of different colon from each other. 18. A machine dishwashing product according to claim 1 wherein said liquid comprises one or more of the following: micro-beads, noodles, or one or more pearlized balls. 19. A machine dishwashing product in the form of a water-soluble pouch comprising a plurality of compartments in generally superposed relationship, each compartment containing one more detergent active or auxiliary components, wherein the one or more detergent active or auxiliary components in a first compartment is in the form of a tablet, and the one or more detergent active or auxiliary components in a second compartment is in the form of a liquid. 20. A machine dishwashing product according to claim 19 wherein said tablet has a recess therein to partially or totally house the second compartment.
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