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:
Oct. 26, 2021
Filed:
Oct. 15, 2018
The Procter & Gamble Company, Cincinnati, OH (US);
Andrea Peri, Kronberg, DE;
Aniruddha Chatterjee, Kelkheim, DE;
Peter Dziezok, Hochheim, DE;
Bruno Johannes Ehrnsperger, Bad Soden, DE;
Juliane Kamphus, Schwalbach, DE;
Marion Lutsche, Schwalbach, DE;
The Procter & Gamble Company, Cincinnati, OH (US);
Abstract
An absorbent core (), for use in an absorbent article, comprising a core wrap (') enclosing an absorbent material () comprising superabsorbent polymer particles. The core wrap comprises a top side () and a bottom side (′), and the absorbent core comprises one or more area(s) () substantially free of absorbent material through which the top side of the core wrap is attached to the bottom side of the core wrap, so that when the absorbent material swells the core wrap forms one or more channel(s) (′) along the area(s) () substantially free of absorbent material. The superabsorbent polymer particles have a time to reach an uptake of 20 g/g (T20) of less than 240 s as measured according to the K(t) test method.