Pouches having water-soluble films made from polyvinyl alcohol polymer blends, and related methods

US10619042B2 · kind B2 · utility

Assignee

• The Procter & Gamble Company · US

Inventors

• Regine Labeque · Neder-Over-Heembeek, BE
• Florence Catherine Courchay · Brussels, BE
• Steven G. Friedrich · Crown Point, US
• Shinsuke Nii · Schaumburg, US
• David M. Lee · Los Alamos, US
• Marc Rene Bert Renmans · Strombeek-Bever, BE

Key dates

• Filing date: Apr 13, 2017
• Grant date: Apr 14, 2020
• Expiry date: May 12, 2037

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08L2205/025
• WIPO field: Handling
• WIPO sector: Mechanical engineering

Abstract

Pouches that include a water-soluble film and a composition at least partially enclosed by the water-soluble film in at least one compartment, where the water-soluble film includes a polyvinyl alcohol (PVOH) resin blend. Methods of making and using such pouches and films.