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. 11, 2022
Filed:
Sep. 17, 2019
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Young Jae Hur, Daejeon, KR;
Dae Woo Nam, Daejeon, KR;
Bohee Park, Daejeon, KR;
Sujin Kim, Daejeon, KR;
Assignee:
Primary Examiner:
Int. Cl.
CPC ...
A61L 15/60 (2006.01); C08J 3/24 (2006.01); A61L 15/24 (2006.01); B01J 20/02 (2006.01); B01J 20/10 (2006.01); B01J 20/26 (2006.01); B01J 20/30 (2006.01); C08F 220/06 (2006.01); C08J 3/075 (2006.01); C08J 3/12 (2006.01); C08K 3/36 (2006.01);
U.S. Cl.
CPC ...
C08J 3/245 (2013.01); A61L 15/24 (2013.01); A61L 15/60 (2013.01); B01J 20/0281 (2013.01); B01J 20/103 (2013.01); B01J 20/267 (2013.01); B01J 20/3021 (2013.01); C08F 220/06 (2013.01); C08J 3/075 (2013.01); C08J 3/12 (2013.01); C08K 3/36 (2013.01); B01J 2220/46 (2013.01); B01J 2220/68 (2013.01); C08J 2333/02 (2013.01);
Abstract
Provided are a superabsorbent polymer and a preparation method thereof, including preparing a base resin and conducting surface modification of the base resin in the presence of an inorganic filler. The method of preparing the superabsorbent polymer of the present invention may provide a superabsorbent polymer having improved rewetting property and liquid permeability.