SG11201400267SA - Method for producing water absorbent resin particles - Google Patents

Method for producing water absorbent resin particles

Info

Publication number
SG11201400267SA
SG11201400267SA SG11201400267SA SG11201400267SA SG11201400267SA SG 11201400267S A SG11201400267S A SG 11201400267SA SG 11201400267S A SG11201400267S A SG 11201400267SA SG 11201400267S A SG11201400267S A SG 11201400267SA SG 11201400267S A SG11201400267S A SG 11201400267SA
Authority
SG
Singapore
Prior art keywords
resin particles
absorbent resin
water absorbent
producing water
producing
Prior art date
Application number
SG11201400267SA
Inventor
Atsushi Heguri
Kenji Tanimura
Yuichi Onoda
Masayoshi Handa
Original Assignee
Sumitomo Seika Chemicals
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sumitomo Seika Chemicals filed Critical Sumitomo Seika Chemicals
Publication of SG11201400267SA publication Critical patent/SG11201400267SA/en

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F120/00Homopolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride, ester, amide, imide or nitrile thereof
    • C08F120/02Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F120/04Acids; Metal salts or ammonium salts thereof
    • C08F120/06Acrylic acid; Methacrylic acid; Metal salts or ammonium salts thereof
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F2/00Processes of polymerisation
    • C08F2/32Polymerisation in water-in-oil emulsions
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F20/00Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride, ester, amide, imide or nitrile thereof
    • C08F20/02Monocarboxylic acids having less than ten carbon atoms, Derivatives thereof
    • C08F20/04Acids, Metal salts or ammonium salts thereof
    • C08F20/06Acrylic acid; Methacrylic acid; Metal salts or ammonium salts thereof
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F265/00Macromolecular compounds obtained by polymerising monomers on to polymers of unsaturated monocarboxylic acids or derivatives thereof as defined in group C08F20/00
    • C08F265/02Macromolecular compounds obtained by polymerising monomers on to polymers of unsaturated monocarboxylic acids or derivatives thereof as defined in group C08F20/00 on to polymers of acids, salts or anhydrides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Polymerisation Methods In General (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
SG11201400267SA 2011-10-06 2012-09-24 Method for producing water absorbent resin particles SG11201400267SA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2011221899 2011-10-06
PCT/JP2012/074432 WO2013051417A1 (en) 2011-10-06 2012-09-24 Method for producing water absorbent resin particles

Publications (1)

Publication Number Publication Date
SG11201400267SA true SG11201400267SA (en) 2014-05-29

Family

ID=48043579

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201400267SA SG11201400267SA (en) 2011-10-06 2012-09-24 Method for producing water absorbent resin particles

Country Status (7)

Country Link
US (1) US9605094B2 (en)
EP (1) EP2765144B1 (en)
JP (1) JPWO2013051417A1 (en)
CN (1) CN103857705B (en)
BR (1) BR112014008250B1 (en)
SG (1) SG11201400267SA (en)
WO (1) WO2013051417A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6567503B2 (en) * 2014-03-26 2019-08-28 住友精化株式会社 Method for producing water absorbent resin particles
WO2017150108A1 (en) 2016-03-02 2017-09-08 住友精化株式会社 Process for producing water-absorbing resin particles
US20200353443A1 (en) * 2018-01-18 2020-11-12 Sumitomo Seika Chemicals Co., Ltd. Water-absorbent resin
CA3135361A1 (en) * 2019-03-29 2020-10-08 Sumitomo Seika Chemicals Co., Ltd. Water absorbent resin and water stop material

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6025045B2 (en) 1980-03-19 1985-06-15 製鉄化学工業株式会社 Method for producing acrylic acid polymer with excellent salt water absorption ability
US4777231A (en) * 1987-11-06 1988-10-11 Nalco Chemical Company Process to produce water absorbent polymers
WO1990015829A1 (en) * 1989-06-21 1990-12-27 Lucky, Ltd. Processes for producing highly water absorptive resins
JPH03195709A (en) * 1989-12-25 1991-08-27 Mitsubishi Petrochem Co Ltd Production of polymer having high water absorption
JP2938920B2 (en) 1990-01-31 1999-08-25 住友精化株式会社 Method for producing water absorbent resin
JP3119900B2 (en) * 1991-07-11 2000-12-25 三菱化学株式会社 Method for producing superabsorbent polymer
EP0780424B2 (en) 1995-07-07 2012-08-01 Nippon Shokubai Co., Ltd. Water absorbent powder and process for the production thereof
JP4072833B2 (en) 1995-11-30 2008-04-09 住友精化株式会社 Method for producing water absorbent resin and water absorbent resin
JP3326110B2 (en) 1998-05-25 2002-09-17 花王株式会社 Manufacturing method of super absorbent resin
JP2002105125A (en) * 2000-09-27 2002-04-10 Sumitomo Seika Chem Co Ltd Method for producing water-absorbing resin
CN1310974C (en) 2001-04-16 2007-04-18 住友精化株式会社 Water-absorbing resin suitable for absorbing viscous liquid containing high-molecular compound, and absorbent and absorbent article each comprising the same
JP4736316B2 (en) 2003-10-21 2011-07-27 Dic株式会社 Manufacturing method of super absorbent resin
JP2006089525A (en) * 2004-09-21 2006-04-06 Sumitomo Seika Chem Co Ltd Method for producing water-absorbing resin particle
CA2696087C (en) 2007-08-23 2017-04-25 Sumitomo Seika Chemicals Co., Ltd. Water-absorbent resin suitable for use in hygienic materials
JP5805639B2 (en) * 2010-07-28 2015-11-04 住友精化株式会社 Method for producing water absorbent resin
ES2715966T3 (en) 2010-10-18 2019-06-07 Sumitomo Seika Chemicals Method for producing water absorbent resin particles and water absorbent resin particles
KR101832549B1 (en) * 2011-08-03 2018-02-26 스미토모 세이카 가부시키가이샤 Water absorbing resin particles, method for manufacturing water absorbing resin particles, absorption body, absorptive article, and water-sealing material

Also Published As

Publication number Publication date
EP2765144A4 (en) 2015-05-27
BR112014008250B1 (en) 2020-10-20
EP2765144A1 (en) 2014-08-13
JPWO2013051417A1 (en) 2015-03-30
CN103857705A (en) 2014-06-11
WO2013051417A1 (en) 2013-04-11
CN103857705B (en) 2015-08-26
US20140243478A1 (en) 2014-08-28
US9605094B2 (en) 2017-03-28
EP2765144B1 (en) 2019-12-18
BR112014008250A2 (en) 2017-04-18

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