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. 07, 2025
Filed:
Sep. 10, 2021
Lg Chem, Ltd., Seoul, KR;
Yu Jin Kim, Daejeon, KR;
Hyeon Choi, Daejeon, KR;
Seongkyun Kang, Daejeon, KR;
Kiyoul Yoon, Daejeon, KR;
Gicheul Kim, Daejeon, KR;
Yoon Jae Min, Daejeon, KR;
Seul Ah Lee, Daejeon, KR;
Ui Seok Chung, Daejeon, KR;
LG Chem, Ltd., Seoul, KR;
Abstract
The present disclosure relates to a super absorbent polymer, and a preparation method thereof. More specifically, it relates to a super absorbent polymer prepared such that agglomeration between pulverized particles is suppressed, and drying efficiency and uniformity of particle size distribution are improved by including a carboxylic acid-based additive having a specific structure and hydrophobic particles before drying the hydrogel polymer, and a preparation method thereof.