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:
Jul. 08, 2025
Filed:
Dec. 09, 2020
Applicant:
Sumitomo Seika Chemicals Co., Ltd., Hyogo, JP;
Inventors:
Tetsuhiro Kobayashi, Himeji, JP;
Hiroki Sawaki, Himeji, JP;
Assignee:
SUMITOMO SEIKA CHEMICALS CO., LTD., Hyogo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L 101/14 (2006.01); B01J 20/24 (2006.01); B01J 20/26 (2006.01); B01J 20/28 (2006.01); C08F 2/08 (2006.01); C08F 20/06 (2006.01); C08F 120/06 (2006.01); C08G 65/08 (2006.01); C08J 3/12 (2006.01); C08J 3/16 (2006.01); C08L 33/26 (2006.01);
U.S. Cl.
CPC ...
C08J 3/126 (2013.01); B01J 20/24 (2013.01); B01J 20/26 (2013.01); B01J 20/261 (2013.01); B01J 20/262 (2013.01); B01J 20/264 (2013.01); B01J 20/265 (2013.01); B01J 20/28 (2013.01); B01J 20/28016 (2013.01); C08F 2/08 (2013.01); C08F 20/06 (2013.01); C08F 120/06 (2013.01); C08G 65/08 (2013.01); C08J 3/16 (2013.01); C08L 33/26 (2013.01); C08L 101/14 (2013.01);
Abstract
The present disclosure relates to water-absorbent resin particles in which a contact angle of 0.9% by mass saline at 25° C.±2° C. is 100 degrees or larger, and an absorbent material containing the water-absorbent resin particles.