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. 31, 2018
Filed:
Oct. 14, 2015
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Su-Jin Kim, Daejeon, KR;
Young-Sam Kim, Daejeon, KR;
Young-In Yang, Daejeon, KR;
Kyoung-Shil Oh, Daejeon, KR;
Assignee:
LG Chem, Ltd., , KR;
Primary Examiner:
Int. Cl.
CPC ...
B01J 20/26 (2006.01); B01J 20/28 (2006.01); B01J 20/30 (2006.01); C08F 220/04 (2006.01); C08J 3/24 (2006.01); C08K 3/36 (2006.01);
U.S. Cl.
CPC ...
B01J 20/267 (2013.01); B01J 20/261 (2013.01); B01J 20/28016 (2013.01); B01J 20/28047 (2013.01); B01J 20/3021 (2013.01); B01J 20/3085 (2013.01); C08F 220/04 (2013.01); C08J 3/245 (2013.01); C08K 3/36 (2013.01); C08J 2333/02 (2013.01);
Abstract
The present invention provides a method of preparing a superabsorbent polymer, including adding a superabsorbent polymer with a water dispersion solution containing particles having i) a BET specific surface area of 300 to 1500 m/g and ii) a porosity of 50% or more, and a superabsorbent polymer prepared by the method.