PREPARATION METHOD OF SUPER ABSORBENT POLYMER COMPOSITION

WIPO Patent Application WO/2022/114609

A1

The present invention relates to a preparation method of a super absorbent polymer. More particularly, the present invention relates to a preparation method of a super absorbent polymer which can prepare a super absorbent polymer having improved liquid permeability and anti-caking efficiency while having a fast absorption rate by adding an additive of a specific structure to a hydrogel polymer polymerized in the presence of an encapsulated foaming agent and cracking same.

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WO/2019/070037	ALLYL GROUP-TERMINATED STYRENE-ISOBUTYLENE BLOCK COPOLYMER, COMPOSITION THEREOF, AND METHODS FOR PRODUCING THESE
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LEE SEUL AH (KR)
MIN YOON JAE (KR)
CHUNG UI SEOK (KR)
KIM GICHEUL (KR)

PCT/KR2021/016319

June 02, 2022

November 10, 2021

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LG CHEMICAL LTD (KR)

C08J3/24; C08F20/06; C08J3/075; C08J3/12; C08J9/14; C08K3/013; C08K9/10

WO1997038740A1

1997-10-23

KR20200087616A	2020-07-21
KR20000005217A	2000-01-25
KR102124670B1	2020-06-18
JP2018203997A	2018-12-27
KR20110114535A	2011-10-19

REINHOLD SCHWALM: "UV Coatings: Basics, Recent Developments and New Application", 2007, ELSEVIER, pages: 115
ODIAN: "Principle of Polymerization", 1981, WILEY, pages: 203

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