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:
Jan. 08, 2019
Filed:
Feb. 19, 2015
The Procter & Gamble Company, Cincinnati, OH (US);
Kazuyuki Oshima, Himeji, JP;
Yoshiro Mitsukami, Himeji, JP;
Taku Fujimoto, Himeji, JP;
Erina Minami, Himeji, JP;
Peter Dziezok, Schwalbach, DE;
Marion Lutsche, Schwalbach, DE;
Gabriela Schaefer, Schwalbach, DE;
The Procter & Gamble Company, Cincinnati, OH (US);
Abstract
Absorbing articles comprises water absorbing resin including a water-soluble unsaturated monomer, having a dissociable group, as a main component in a repeating unit of a main chain and an internal cross-linked structure, in which a cross-linked structure index represented by the formula [Cross-linked structure index=(Equilibrium swelling capacity with respect to 0.9% by weight of brine)/(Weight average molecular weight after hydrolysis treatment)×1,000,000] is 14 or more, a weight average molecular weight after hydrolysis treatment is 220,000 or less, and a molecular weight distribution after hydrolysis treatment is 3.40 or less, and a method for producing the same.