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.

Date of Patent:
Feb. 18, 2020

Filed:

Dec. 21, 2015
Applicants:

Paul Hartmann Ag, Heidenheim, DE;

Glatfelter Falkenhagen Gmbh, Pritzwalk, DE;

Inventors:

Anselm Ebert, Heidenheim, DE;

Joerg Eilers, Heidenheim, DE;

Stefanie Lutter, Pritzwalk, DE;

Henning Roettger, Pritzwalk, DE;

Assignee:

Other;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61F 13/534 (2006.01); A61F 13/84 (2006.01); A61L 15/28 (2006.01); A61L 15/46 (2006.01); A61F 13/15 (2006.01); A61F 13/53 (2006.01);
U.S. Cl.
CPC ...
A61F 13/534 (2013.01); A61F 13/8405 (2013.01); A61L 15/28 (2013.01); A61L 15/46 (2013.01); A61F 2013/15284 (2013.01); A61F 2013/530007 (2013.01); A61F 2013/53445 (2013.01); A61F 2013/53454 (2013.01); A61F 2013/8411 (2013.01);
Abstract

The present invention relates to an absorbent structure and an absorbent article containing said absorbent structure. The absorbent structure, having a sequence of layers connected together, comprises a first outer absorbent layer made from airlaid material, a second outer absorbent layer made from airlaid material, and a fluid storage layer made from airlaid material arranged between the first and second outer absorbent layers, wherein the airlaid material of the first outer absorbent layer comprises first cellulose fibres, the airlaid material of the second outer absorbent layer comprises second cellulose fibres and the airlaid material of the fluid storage layer comprises third cellulose fibres and super-absorbent components, wherein the first and second cellulose fibres have a lower pH value than the third cellulose fibres and the pH value of the first and second cellulose fibres is less than 5.0.


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