Back to results
US 10,294,445 B2Granted
Process for making unitized dose pouches with modifications at a seal region
AssigneeThe Procter & Gamble Company
InventorMiguel Brandt Sanz
Life of this patent
Estimating the term…
Abstract
Processes for making unitized dose pouches that have improved water solubility due to modifications at a seal region of the pouch, such as perforations. Unitized dose pouches having modifications at a seal region. Process of treating a fabric.
Claims11
A process for making unitized dose pouches having improved water solubility, the process comprising the steps of:
- providing a web comprising at least a first water-soluble film and a second water-soluble film,
- the first and second water-soluble films being joined at seal regions,
- where the first film, the second film, and the seal regions define a plurality of sealed compartments,
- the sealed compartments containing at least one composition;
- providing a plurality of modifications solely to the seal region, the modifications comprising perforations;
- and
- cutting the web along cut lines at the seal regions and separating the web along the cut lines to form a plurality of unitized dose pouches,
- each pouch comprising at least one sealed compartment, a seal region, and modifications at the seal region of the pouch.
5 more elements
Dependencies are inferred from the claim text.