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. 02, 2024
Filed:
Jan. 20, 2021
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Yoon Jae Min, Daejeon, KR;
Gicheul Kim, Daejeon, KR;
Young Cheol Jung, Daejeon, KR;
Wonchan Park, Daejeon, KR;
Assignee:
LG CHEM, LTD., Seoul, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08K 5/11 (2006.01); C08F 290/06 (2006.01);
U.S. Cl.
CPC ...
C08F 290/062 (2013.01); C08K 5/11 (2013.01);
Abstract
The present disclosure relates to a preparation method of a super absorbent polymer. More specifically, it relates to a preparation method of a super absorbent polymer capable of significantly reducing the amount of fine powder generated during the process by mixing a hydrogel polymer with an additive having a specific structure, pulverizing it, and then drying it with a paddle-type dryer.