Title:
PREPARATION METHOD OF SUPER ABSORBENT POLYMER
Document Type and Number:
WIPO Patent Application WO/2023/068861
Kind Code:
A1
Abstract:
The present invention relates to a method for preparation of a superabsorbent polymer. More specifically, the present invention relates to a method for preparation of a superabsorbent polymer, wherein a specific reducing agent compound and sodium dodecyl sulfate are used in combination in a polymerization step, whereby excellent drying efficiency is achieved and the absorbent properties of the polymer are improved.
Inventors:
LEE SERIN (KR)
KIM JU EUN (KR)
LEE HOYONG (KR)
LEE JUNGMIN (KR)
KIM JU EUN (KR)
LEE HOYONG (KR)
LEE JUNGMIN (KR)
Application Number:
PCT/KR2022/016113
Publication Date:
April 27, 2023
Filing Date:
October 21, 2022
Export Citation:
Assignee:
LG CHEMICAL LTD (KR)
International Classes:
C08F8/04; C08F2/44; C08F4/04; C08F220/06; C08J3/24
Foreign References:
| CN113004550A | 2021-06-22 | |||
| CN113372611A | 2021-09-10 | |||
| KR20200041644A | 2020-04-22 | |||
| JP2018145328A | 2018-09-20 | |||
| KR20190072294A | 2019-06-25 |
Other References:
REINHOLD SCHWALM: "UV Coatings: Basics, Recent Developments and New Application", 2007, ELSEVIER, pages: 115
Attorney, Agent or Firm:
YOU ME PATENT AND LAW FIRM (KR)
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