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:
Sep. 09, 2025
Filed:
Sep. 08, 2020
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Junwye Lee, Daejeon, KR;
Tae Young Won, Daejeon, KR;
Jungmin Sohn, Daejeon, KR;
Hyemin Lee, Daejeon, KR;
Kwangin Shin, Daejeon, KR;
Minsu Kim, Daejeon, KR;
Chang Hun Han, Daejeon, KR;
Assignee:
LG Chem, Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08J 3/24 (2006.01); C08F 20/06 (2006.01); C08J 3/12 (2006.01);
U.S. Cl.
CPC ...
C08J 3/24 (2013.01); C08F 20/06 (2013.01); C08J 3/12 (2013.01); C08J 2333/08 (2013.01);
Abstract
According to the method for preparation of a super absorbent polymer according to the present disclosure, fine particles present in the prepared super absorbent polymer are removed, thereby solving a dispersion problem of the fine particles and a problem of reduction in the physical properties of the super absorbent polymer.