Title:
METHOD FOR PREPARING SUPERABSORBENT POLYMER
Document Type and Number:
WIPO Patent Application WO/2015/102457
Kind Code:
A1
Abstract:
The present invention relates to a method for preparing a superabsorbent polymer. The method for preparing a superabsorbent polymer according to the present invention comprises the steps of: polymerizing monomer compositions in at least two polymerization reactors; grinding the polymers obtained in the polymerization step; drying the polymers; and mixing the polymers.
Inventors:
SIM YU JIN (KR)
KIM EUI DUK (KR)
KIM JI YEON (KR)
PAIK CHOONG HOON (KR)
OH SEOK HEON (KR)
LEE MIN HO (KR)
CHOI DAE KEON (KR)
KIM EUI DUK (KR)
KIM JI YEON (KR)
PAIK CHOONG HOON (KR)
OH SEOK HEON (KR)
LEE MIN HO (KR)
CHOI DAE KEON (KR)
Application Number:
PCT/KR2015/000080
Publication Date:
July 09, 2015
Filing Date:
January 06, 2015
Export Citation:
Assignee:
HANWHA CHEMICAL CORP (KR)
International Classes:
C08F2/01; C08F20/10; C08J3/075; C08J3/24
Foreign References:
| JP2009084472A | 2009-04-23 | |||
| KR20110136597A | 2011-12-21 | |||
| JPH11349625A | 1999-12-21 | |||
| US5853867A | 1998-12-29 | |||
| KR20040034691A | 2004-04-28 | |||
| JPS56161408A | 1981-12-11 | |||
| JPS57158209A | 1982-09-30 | |||
| JPS57198714A | 1982-12-06 |
Other References:
See also references of EP 3093299A4
Attorney, Agent or Firm:
KASAN IP & LAW FIRM (KR)
특허법인 가산 (KR)
특허법인 가산 (KR)
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