The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 21, 2026
Filed:
Mar. 09, 2023
Monosol, Llc, Merrillville, IN (US);
Jonathon Knight, Laporte, IN (US);
Ryan Slopek, Merrillville, IN (US);
MONOSOL, LLC, Portage, IN (US);
Abstract
A water-soluble film for packaging oxidizing agents including a polyvinyl alcohol resin and a plasticizer, the polyvinyl alcohol resin comprising about 70% to about 100% of a polyvinyl alcohol copolymer including a maleate unit, wherein (a) when the polyvinyl alcohol copolymer comprises less than 100% of the polyvinyl alcohol resin, the balance of the resin comprises a polyvinyl alcohol homopolymer; (b) when the polyvinyl alcohol copolymer comprises 100% of the polyvinyl alcohol resin and the film comprises a starch, the plasticizer comprises sorbitol and glycerol; and (c) when the polyvinyl alcohol resin comprises a blend of polyvinyl alcohol polymers and the polyvinyl alcohol copolymer is provided in an amount in a range of about 70% to about 90%, by weight, and the film comprises starch, then the film does not include sorbitol and/or glycerol; and the film is characterized by an elongation at break of at least about 25%.