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. 28, 2020
Filed:
Nov. 23, 2016
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Young-In Yang, Daejeon, KR;
Young Sam Kim, Daejeon, KR;
Bo-Hee Park, Daejeon, KR;
Su-Jin Kim, Daejeon, KR;
Assignee:
LG Chem, Ltd., , KR;
Primary Examiner:
Int. Cl.
CPC ...
C08J 9/228 (2006.01); C08K 3/36 (2006.01); C08K 3/22 (2006.01); A61L 15/18 (2006.01); A61L 15/20 (2006.01); A61L 15/42 (2006.01); A61L 15/60 (2006.01); A61L 15/24 (2006.01); C08J 3/075 (2006.01); C08K 5/053 (2006.01); C08J 3/24 (2006.01); C08K 5/09 (2006.01); C08K 5/092 (2006.01); C08K 3/10 (2018.01); C08K 3/30 (2006.01); C08K 3/04 (2006.01);
U.S. Cl.
CPC ...
C08K 3/36 (2013.01); A61L 15/18 (2013.01); A61L 15/20 (2013.01); A61L 15/24 (2013.01); A61L 15/425 (2013.01); A61L 15/60 (2013.01); C08J 3/075 (2013.01); C08J 3/24 (2013.01); C08J 9/228 (2013.01); C08K 3/10 (2013.01); C08K 3/22 (2013.01); C08K 3/30 (2013.01); C08K 5/053 (2013.01); C08K 5/09 (2013.01); C08K 5/092 (2013.01); C08J 2205/022 (2013.01); C08J 2333/02 (2013.01); C08K 3/04 (2013.01); C08K 2003/2227 (2013.01); C08K 2003/2241 (2013.01); C08K 2003/3081 (2013.01); C08K 2201/002 (2013.01); C08K 2201/005 (2013.01); C08K 2201/006 (2013.01); C08K 2201/014 (2013.01);
Abstract
The present invention relates to an attrition-resistant superabsorbent polymer comprising a superabsorbent polymer; water; and at least three selected from the group consisting of particles having i) a BET specific surface area of 300 to 1500 m/g and ii) a porosity of 50% or more, a multivalent metal salt, an organic acid and a polyhydric alcohol, and a preparation method thereof.