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:
Dec. 09, 2014

Filed:

Oct. 25, 2011
Applicants:

Tsutomu Akiyama, Tokyo, JP;

Tamotsu Kodama, Tokyo, JP;

Masataka Nishi, Tokyo, JP;

Hiroshige Okamoto, Tokyo, JP;

Inventors:

Tsutomu Akiyama, Tokyo, JP;

Tamotsu Kodama, Tokyo, JP;

Masataka Nishi, Tokyo, JP;

Hiroshige Okamoto, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61F 13/534 (2006.01); A61F 13/15 (2006.01); A61F 13/53 (2006.01); B32B 27/10 (2006.01);
U.S. Cl.
CPC ...
A61F 13/53409 (2013.01); A61F 13/15617 (2013.01); A61F 13/53 (2013.01); A61F 2013/15016 (2013.01); B32B 27/10 (2013.01);
Abstract

An absorbent composite comprising: a base material and water-absorbent resin particles; wherein the following conditions (1) to (4) are fulfilled: (1) the weight ratio of water-absorbent resin relative to the total weight of the base material and water-absorbent resin is 65 to 99 wt %, (2) the water-absorbent resin particles adhering directly to the base material constitute 50 wt % or more of the total water-absorbent resin particles; (3) the average absorption capacity of the water-absorbent resin particles is 50 g/g or more; and (4) the amount of residual monomers in the water-absorbent resin is 200 ppm or less.


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