公开(公告)号：US20230241582A1

公开(公告)日：2023-08-03

申请号：US17435902

申请日：2020-11-10

Applicant: LG Chem, Ltd.

Inventor： Se Yeol Park ,  Gicheul Kim ,  Hyeon Choi ,  Mihee Kim ,  Kiyoul Yoon ,  Ki Hyun Kim

IPC: B01J20/26 ,  B01J20/30 ,  B01J20/32

CPC classification number: B01J20/267 ,  B01J20/321 ,  B01J20/3021 ,  B01J20/3085 ,  B01J20/3225 ,  B01J20/3231 ,  B01J20/3293

Abstract: The present disclosure relates to a super absorbent polymer composition. More specifically, the present disclosure relates to a super absorbent polymer composition prepared such that agglomeration between polymer particles is suppressed by including an additive having a specific structure, and thus an additional pulverizing process is not required after drying.

公开(公告)号：US11377395B2

公开(公告)日：2022-07-05

申请号：US16646951

申请日：2018-09-13

Applicant: LG CHEM, LTD.

Inventor： Mihee Kim ,  Hyo Sook Joo ,  Eun Kyoung Park ,  Hyeon Choi ,  Ki Youl Yoon ,  Joon Seok Lee

IPC: C05G5/30 ,  C05G5/12 ,  C05G3/50

Abstract: The present invention relates to a controlled-release type fertilizer with remarkably decreased floating property, comprising a granular fertilizer core; a coating layer (shell) formed on the surface of the granular fertilizer core, and comprising olefin-based resin; and additives attached on the coating layer, and comprising polyoxyethylene alkyl(-aryl)ether.

公开(公告)号：US11370719B2

公开(公告)日：2022-06-28

申请号：US16646959

申请日：2018-09-13

Applicant: LG CHEM, LTD.

Inventor： Mihee Kim ,  Hyosook Joo ,  Eun Kyoung Park ,  Hyeon Choi ,  Kiyoul Yoon ,  Joon Seok Lee

IPC: C05G3/40 ,  C05G5/12 ,  C05G5/30

Abstract: The present invention relates to a controlled-release type fertilizer with outstandingly decreased floating property, comprising a granular fertilize core; a coating layer (shell) formed on the surface of the granular fertilizer core, and comprising olefin-based resin; and additives attached on the coating layer, and comprising ethylene oxide-propylene oxide-ethylene oxide(EO-PO-EO) or propylene oxide-ethylene oxide-propylene oxide(PO-EO-PO) tri-block copolymer.

公开(公告)号：US20220143578A1

公开(公告)日：2022-05-12

申请号：US17433334

申请日：2020-11-10

Applicant: LG Chem, Ltd.

Inventor： Se Yeol Park ,  Gicheul Kim ,  Hyeon Choi ,  Mihee Kim ,  Kiyoul Yoon ,  Ki Hyun Kim

IPC: B01J20/28 ,  C08K5/101 ,  C08K5/11 ,  C08F220/06 ,  C08F222/10 ,  C08J3/24 ,  B01J20/26

Abstract: The present disclosure relates to a super absorbent polymer composition. More specifically, the present disclosure relates to a super absorbent polymer composition prepared such that agglomeration between polymer particles is suppressed by including an additive having a specific structure, and thus an additional pulverizing process is not required after drying.