Invention Grant
- Patent Title: Preparation method of super absorbent polymer
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Application No.: US16083755Application Date: 2016-12-23
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Publication No.: US10669361B2Publication Date: 2020-06-02
- Inventor: Ki Hyun Kim , Gi Cheul Kim , Won Mun Choi , Won Taeck Lim , Seul Ah Lee
- Applicant: LG Chem, Ltd.
- Applicant Address: KR
- Assignee: LG Chem, Ltd.
- Current Assignee: LG Chem, Ltd.
- Current Assignee Address: KR
- Agency: Lerner, David, Littenberg, Krumholz & Mentlik, LLP
- Priority: com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@140ed647 com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@70678b6a
- International Application: PCT/KR2016/015234 WO 20161223
- International Announcement: WO2018/074665 WO 20180426
- Main IPC: C08F20/10
- IPC: C08F20/10 ; C08K3/22 ; C08K3/34 ; C08L33/08 ; C08J3/12 ; B01J20/26 ; C08J3/24 ; C08K5/51 ; C08F222/10
Abstract:
The present invention relates to a method for superabsorbent polymer that has a crosslinking density gradient increasing from the inside toward the outside, and thus, exhibits excellent properties with simultaneously improved centrifuge retention capacity and absorbency under load.
Public/Granted literature
- US20190085103A1 Preparation Method Of Super Absorbent Polymer Public/Granted day:2019-03-21
Information query
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