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:
Apr. 15, 2014
Filed:
Jan. 31, 2011
Frank William Denome, Cincinnati, OH (US);
Steven G. Friedrich, Crown Point, IN (US);
Regine Labeque, Neder-Over-Heembeek, BE;
David M Lee, Crown Point, IN (US);
Jichun Shi, Loveland, OH (US);
Andrew P. Verrall, Crown Point, IN (US);
Roxane Rosmaninho, Auderghem, BE;
Frank William Denome, Cincinnati, OH (US);
Steven G. Friedrich, Crown Point, IN (US);
Regine Labeque, Neder-Over-Heembeek, BE;
David M Lee, Crown Point, IN (US);
Jichun Shi, Loveland, OH (US);
Andrew P. Verrall, Crown Point, IN (US);
Roxane Rosmaninho, Auderghem, BE;
The Procter & Gamble Company, Cincinnati, OH (US);
Abstract
Disclosed are plasticized, water-soluble films having favorable cold-water solubility, wet handling, and thermoforming characteristics, and which can include a PVOH resin made up of blend of two or more PVOH polymers each having a monomodal molecular weight distribution, and the PVOH resin characterized by a viscosity in a range of about 13.5 cP to about 20 cP (or a corresponding weight average molecular weight), a degree of hydrolysis of about 84% to about 92%, a polydispersity index value in a range of about 1 to about 5, a residual water content of about 4 wt. % to about 10 wt. %, and a Resin Selection Index value in a range of 0.255 to 0.315; methods of making the films; compositions including PVOH resins for making the films; and pouch and packet articles made from the films.