Patent ID: 7424797

Claim:
A process for preparing a water-soluble container having a thermoformed pocket and a lid, said process comprising: a. producing a laminated film containing a pocket, said laminated film comprising at least one extruded polyvinyl alcohol film laminated to at least one solution cast polyvinyl alcohol film, wherein the extruded polyvinyl alcohol film has a glass transition temperature (Tg) in the range of about 20 to 30° C. and the solution cast polyvinyl alcohol film has a glass transition temperature (Tg) in the range of about −4 to −50° C.; b. filling the pocket with a composition; and c. placing a film on top of the filled pocket to produce a closed container, sealing the film to the pocket to produce a sealed container, and wherein the lid comprises a solution cast polyvinyl alcohol film on a surface facing the pocket of the container.