Pouched compositions

• US 20030050209A1
• Filed: 10/24/2002
• Published: 03/13/2003
• Est. Priority Date: 04/28/2000
• Status: Active Grant

• Current Assignee: The Procter & Gamble Company
• Original Assignee: The Procter & Gamble Company
• Inventors: Somerville-Roberts, Nigel Patrick, Gressel, Gregory Martin, Perkis, Kristin Nicole, Manion, Mark Anthony
• Granted Patent: US 6,995,126 B2
• Time in Patent Office: Days
• US Class Current: 510/296
• CPC Class Codes: B65B 11/50 Enclosing articles, or quantities of material, by disposing contents between two sheets, e.g. pocketed sheets, and securing their opposed free margins apparatus or devices for forming pockets in or from sheets, blanks or webs B65B47/00
• CPC Class Codes: B65D 81/3261 Flexible containers having several compartments
• CPC Class Codes: C11D 17/043 Liquid or thixotropic (gel) compositions
• CPC Class Codes: C11D 17/045 Multi-compartment

Abstract

This invention relates to a multi-compartment pouch obtainable by a process of closing an open compartment with a pre-sealed compartment. Said multi-compartment pouch preferably comprises a composition and is for use in automatic-washing or hand-washing applications.

Claims

1. A multi-compartment pouch made from a water-soluble film and having at least two compartments, said multi-compartment pouch is obtainable by the process of closing an open compartment with a pre-sealed compartment, the process forms a second seal on the pre-sealed compartment which is in a different position to the first seal of the pre-sealed compartment.

2. A multi-compartment pouch according to claim 1, whereby said water-soluble film comprises a polyvinyl alcohol polymer, a co-polymer thereof, a ter-polymer thereof, or a combination thereof.

3. A multi-compartment pouch according to any preceding claim, whereby said process of closing forms a second seal on the pre-sealed compartment, said second seal has a greater equivalent surface diameter than the first seal.

4. A multi-compartment pouch according to any preceding claim, whereby said process of closing forms a second seal on the pre-sealed compartment, said second seal has a longer diameter than the first seal.

5. A multi-compartment pouch according to any preceding claim, whereby said multi-compartment pouch comprises a composition, preferably a detergent composition.

6. A multi-compartment pouch according to claim 5, whereby said pre-sealed compartment comprises a liquid component.

7. A multi-compartment pouch according to claim 6, whereby said pre-sealed compartment comprises an air bubble.

8. A multi-compartment pouch according to any preceding claim, whereby the compartment of the pouch that is formed by closing the open compartment, has a volume space that is greater than the volume space of the pre-sealed compartment.

9. A process for making a multi-compartment pouch according to any preceding claim, said process comprises the step of closing an open compartment with a pre-sealed compartment.