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WO2009025235A1 - 衛生材用途に適した吸水性樹脂 - Google Patents

衛生材用途に適した吸水性樹脂 Download PDF

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Publication number
WO2009025235A1
WO2009025235A1 PCT/JP2008/064588 JP2008064588W WO2009025235A1 WO 2009025235 A1 WO2009025235 A1 WO 2009025235A1 JP 2008064588 W JP2008064588 W JP 2008064588W WO 2009025235 A1 WO2009025235 A1 WO 2009025235A1
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WO
WIPO (PCT)
Prior art keywords
water
petroleum hydrocarbon
absorbing resin
resin
reversed
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/JP2008/064588
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English (en)
French (fr)
Inventor
Hideki Yokoyama
Yasuhiro Nawata
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sumitomo Seika Chemicals Co Ltd
Original Assignee
Sumitomo Seika Chemicals Co Ltd
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
Priority to KR1020147031379A priority Critical patent/KR20140147124A/ko
Priority to MX2010002149A priority patent/MX2010002149A/es
Priority to EP08792469.2A priority patent/EP2184300B1/en
Priority to KR1020107006127A priority patent/KR101520127B1/ko
Priority to CA2696087A priority patent/CA2696087C/en
Priority to CN200880113420A priority patent/CN101835809A/zh
Priority to JP2009529016A priority patent/JP5439179B2/ja
Priority to AU2008289997A priority patent/AU2008289997B2/en
Application filed by Sumitomo Seika Chemicals Co Ltd filed Critical Sumitomo Seika Chemicals Co Ltd
Priority to BRPI0815730-8A priority patent/BRPI0815730B1/pt
Priority to US12/673,924 priority patent/US20100331802A1/en
Publication of WO2009025235A1 publication Critical patent/WO2009025235A1/ja
Anticipated expiration legal-status Critical
Priority to US14/100,331 priority patent/US20140094570A1/en
Ceased legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
    • B01J20/26—Synthetic macromolecular compounds
    • B01J20/265—Synthetic macromolecular compounds modified or post-treated polymers
    • B01J20/267—Cross-linked polymers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F20/00—Homopolymers 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
    • C08F20/02—Monocarboxylic acids having less than ten carbon atoms, Derivatives thereof
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/45—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape
    • A61F13/49—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape specially adapted to be worn around the waist, e.g. diapers, nappies
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
    • A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
    • A61L15/42—Use of materials characterised by their function or physical properties
    • A61L15/60—Liquid-swellable gel-forming materials, e.g. super-absorbents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
    • B01J20/26—Synthetic macromolecular compounds
    • B01J20/261—Synthetic macromolecular compounds obtained by reactions only involving carbon to carbon unsaturated bonds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F2/00—Processes of polymerisation
    • C08F2/12—Polymerisation in non-solvents
    • C08F2/14—Organic medium
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F2/00—Processes of polymerisation
    • C08F2/12—Polymerisation in non-solvents
    • C08F2/16—Aqueous medium
    • C08F2/18—Suspension polymerisation
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F2/00—Processes of polymerisation
    • C08F2/32—Polymerisation in water-in-oil emulsions
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F20/00—Homopolymers 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F20/00—Homopolymers 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
    • C08F20/02—Monocarboxylic acids having less than ten carbon atoms, Derivatives thereof
    • C08F20/04—Acids, Metal salts or ammonium salts thereof
    • C08F20/06—Acrylic acid; Methacrylic acid; Metal salts or ammonium salts thereof
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F6/00—Post-polymerisation treatments
    • C08F6/24—Treatment of polymer suspensions

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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Analytical Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Veterinary Medicine (AREA)
  • Epidemiology (AREA)
  • Public Health (AREA)
  • Animal Behavior & Ethology (AREA)
  • Dispersion Chemistry (AREA)
  • Hematology (AREA)
  • Materials Engineering (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Polymerisation Methods In General (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Absorbent Articles And Supports Therefor (AREA)

Abstract

　本発明は、逆相懸濁重合法で製造された吸水性樹脂において、前記吸水性樹脂中に含まれる逆相懸濁重合に使用された石油系炭化水素分散媒の残存量が少なく、吸水性樹脂が吸水した際の石油系炭化水素分散媒に由来する臭気が低減された、衛生材用途に適した吸水性樹脂、吸収体および吸収性物品を提供する。より詳しくは、水溶性エチレン性不飽和単量体水溶液を石油系炭化水素分散媒中で界面活性剤の存在下に逆相懸濁重合することにより得られる吸水性樹脂であって、前記吸水性樹脂中の前記石油系炭化水素分散媒の残存量が２，０００ｐｐｍ以下である吸水性樹脂、ならびにそれを用いた吸収体および吸収性物品を提供する。
PCT/JP2008/064588 2007-08-23 2008-08-14 衛生材用途に適した吸水性樹脂 Ceased WO2009025235A1 (ja)

Priority Applications (11)

Application Number Priority Date Filing Date Title
JP2009529016A JP5439179B2 (ja) 2007-08-23 2008-08-14 衛生材用途に適した吸水性樹脂
EP08792469.2A EP2184300B1 (en) 2007-08-23 2008-08-14 Method for producing water-absorbing resin suitable for use in sanitary products
KR1020107006127A KR101520127B1 (ko) 2007-08-23 2008-08-14 위생재 용도에 적합한 흡수성 수지
CA2696087A CA2696087C (en) 2007-08-23 2008-08-14 Water-absorbent resin suitable for use in hygienic materials
CN200880113420A CN101835809A (zh) 2007-08-23 2008-08-14 适用于卫生材料用途的吸水性树脂
KR1020147031379A KR20140147124A (ko) 2007-08-23 2008-08-14 위생재 용도에 적합한 흡수성 수지
US12/673,924 US20100331802A1 (en) 2007-08-23 2008-08-14 Water-absorbent resin suitable for use in hygienic materials
AU2008289997A AU2008289997B2 (en) 2007-08-23 2008-08-14 Water-absorbing resin suitable for use in sanitary products
BRPI0815730-8A BRPI0815730B1 (pt) 2007-08-23 2008-08-14 método para a produção de uma resina absorvente de água
MX2010002149A MX2010002149A (es) 2007-08-23 2008-08-14 Resina absorbente de agua adecuada para usarse en productos sanitarios.
US14/100,331 US20140094570A1 (en) 2007-08-23 2013-12-09 Method for producing a water-absorbent resin

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007-217173 2007-08-23
JP2007217173 2007-08-23

Related Child Applications (2)

Application Number Title Priority Date Filing Date
US12/673,924 A-371-Of-International US20100331802A1 (en) 2007-08-23 2008-08-14 Water-absorbent resin suitable for use in hygienic materials
US14/100,331 Continuation US20140094570A1 (en) 2007-08-23 2013-12-09 Method for producing a water-absorbent resin

Publications (1)

Publication Number Publication Date
WO2009025235A1 true WO2009025235A1 (ja) 2009-02-26

Family

ID=40378140

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/064588 Ceased WO2009025235A1 (ja) 2007-08-23 2008-08-14 衛生材用途に適した吸水性樹脂

Country Status (10)

Country Link
US (2) US20100331802A1 (ja)
EP (1) EP2184300B1 (ja)
JP (1) JP5439179B2 (ja)
KR (2) KR101520127B1 (ja)
CN (2) CN101835809A (ja)
AU (1) AU2008289997B2 (ja)
BR (1) BRPI0815730B1 (ja)
CA (1) CA2696087C (ja)
MX (1) MX2010002149A (ja)
WO (1) WO2009025235A1 (ja)

Cited By (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012014750A1 (ja) 2010-07-28 2012-02-02 住友精化株式会社 吸水性樹脂の製造方法
WO2012014749A1 (ja) 2010-07-28 2012-02-02 住友精化株式会社 吸水性樹脂の製造方法
WO2012014747A1 (ja) * 2010-07-28 2012-02-02 住友精化株式会社 吸水性樹脂の製造方法
WO2012014748A1 (ja) 2010-07-28 2012-02-02 住友精化株式会社 吸水性樹脂の製造方法
WO2012053121A1 (ja) * 2010-10-18 2012-04-26 住友精化株式会社 吸水性樹脂粒子の製造方法及び吸水性樹脂粒子
WO2012066888A1 (ja) * 2010-11-15 2012-05-24 住友精化株式会社 吸水性樹脂の製造方法
JP2012144608A (ja) * 2011-01-11 2012-08-02 Sumitomo Seika Chem Co Ltd 吸水性樹脂の製造方法
WO2012176342A1 (ja) 2011-06-24 2012-12-27 住友精化株式会社 吸水性樹脂の製造方法
WO2013051417A1 (ja) * 2011-10-06 2013-04-11 住友精化株式会社 吸水性樹脂粒子の製造方法
JPWO2012081355A1 (ja) * 2010-12-16 2014-05-22 住友精化株式会社 吸水性樹脂の製造方法
JPWO2012108253A1 (ja) * 2011-02-08 2014-07-03 住友精化株式会社 吸水性樹脂の製造方法
JPWO2013018571A1 (ja) * 2011-08-03 2015-03-05 住友精化株式会社 吸水性樹脂粒子、吸水性樹脂粒子を製造する方法、吸収体、吸収性物品及び止水材
US9074022B2 (en) 2006-04-27 2015-07-07 Sumitomo Seika Chemicals Co., Ltd. Process for production of water-absorbent resin
WO2022181771A1 (ja) 2021-02-26 2022-09-01 株式会社日本触媒 粒子状吸水剤、該吸水剤を含む吸収体及び該吸収体を用いた吸収性物品
WO2022239628A1 (ja) 2021-05-12 2022-11-17 株式会社日本触媒 ポリ（メタ）アクリル酸（塩）系吸水性樹脂、及び吸収体
WO2022239723A1 (ja) 2021-05-12 2022-11-17 株式会社日本触媒 ポリ（メタ）アクリル酸（塩）系吸水性樹脂、及び吸収体
WO2023106205A1 (ja) 2021-12-07 2023-06-15 株式会社日本触媒 吸収性物品
WO2025028083A1 (ja) 2023-07-31 2025-02-06 株式会社日本触媒 可溶化ポリマーの製造方法
US12337295B2 (en) 2020-02-14 2025-06-24 Nippon Shokubai Co., Ltd. Water-absorbing resin and manufacturing method for same
WO2025164341A1 (ja) * 2024-01-29 2025-08-07 住友精化株式会社 吸水性樹脂粒子の製造方法、及び吸水性樹脂粒子
WO2025164340A1 (ja) * 2024-01-29 2025-08-07 住友精化株式会社 吸水性樹脂粒子の製造方法、及び吸水性樹脂粒子
WO2025204970A1 (ja) * 2024-03-28 2025-10-02 住友精化株式会社 吸水性樹脂粒子の製造方法

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5901524B2 (ja) * 2010-08-19 2016-04-13 住友精化株式会社 吸水性樹脂
JP5930966B2 (ja) * 2010-09-06 2016-06-08 住友精化株式会社 吸水性樹脂、及びその製造方法
SG11201400224PA (en) * 2011-08-30 2014-08-28 Sumitomo Seika Chemicals Method for producing water-absorbing resin, and water-absorbing resin obtained by same
CN102504288B (zh) * 2011-10-12 2013-09-25 浙江卫星石化股份有限公司 一种高吸水树脂的制备方法
JP5927289B2 (ja) 2012-02-29 2016-06-01 住友精化株式会社 吸水性樹脂粒子の製造方法
EP2893974B1 (en) * 2012-09-10 2017-11-08 Sumitomo Seika Chemicals Co. Ltd. Water-absorbing resin, water-absorbing body, and water-absorbing product
JP5893117B2 (ja) 2014-07-11 2016-03-23 住友精化株式会社 吸水性樹脂及び吸収性物品
JP5893116B2 (ja) 2014-07-11 2016-03-23 住友精化株式会社 吸水性樹脂及び吸水性樹脂の製造方法
CN105153350B (zh) * 2015-07-28 2017-04-05 华南理工大学 一种三层网状结构的高加压吸收量吸水树脂及其制备方法
KR20180067940A (ko) 2016-12-13 2018-06-21 주식회사 엘지화학 고흡수성 수지 및 이의 제조 방법
JP6727627B2 (ja) 2016-12-23 2020-07-22 エルジー・ケム・リミテッド 多孔性高吸水性樹脂の製造方法及び多孔性高吸水性樹脂
CN106726162A (zh) * 2017-01-06 2017-05-31 广东川田卫生用品有限公司 一种新型卫生巾吸收体
CN113307904B (zh) * 2021-06-16 2022-07-12 万华化学集团股份有限公司 一种吸水性树脂的制备方法

Citations (8)

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JPS6187702A (ja) 1984-10-05 1986-05-06 Seitetsu Kagaku Co Ltd 吸水性樹脂の製造方法
JPS62172006A (ja) 1986-01-25 1987-07-29 Seitetsu Kagaku Co Ltd 吸水性樹脂の製造法
JPH03195709A (ja) * 1989-12-25 1991-08-27 Mitsubishi Petrochem Co Ltd 高吸水性ポリマーの製造法
JPH03195713A (ja) * 1989-12-25 1991-08-27 Mitsubishi Petrochem Co Ltd 高吸水性ポリマーの製造法
JPH0912613A (ja) * 1995-06-28 1997-01-14 Mitsubishi Chem Corp 吸水性樹脂の製造方法
JPH0977810A (ja) * 1995-09-11 1997-03-25 Mitsubishi Chem Corp 吸水性樹脂の製造方法
WO2004101628A1 (ja) * 2003-05-13 2004-11-25 Sumitomo Seika Chemicals Co., Ltd. 吸水性樹脂の製造方法
JP2006068731A (ja) * 2004-08-06 2006-03-16 Nippon Shokubai Co Ltd 吸水性樹脂を主成分とする粒子状吸水剤、その製造方法及び吸収性物品

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2938920B2 (ja) * 1990-01-31 1999-08-25 住友精化株式会社 吸水性樹脂の製造方法
JP3040438B2 (ja) * 1990-08-21 2000-05-15 三菱化学株式会社 高吸水性ポリマーの製造法
US6254990B1 (en) * 1998-02-18 2001-07-03 Nippon Shokubai Co., Ltd. Surface-crosslinking process for water-absorbent resin
EP1072630B1 (en) * 1999-07-26 2004-12-01 Nippon Shokubai Co., Ltd. Water-absorbing composition and its use
US6803107B2 (en) * 1999-09-07 2004-10-12 Basf Aktiengesellschaft Surface-treated superabsorbent polymer particles
EP1456258B1 (en) * 2001-12-19 2009-04-01 Nippon Shokubai Co., Ltd. Water-absorbent resin and production process therefor
CN101479297B (zh) * 2006-04-27 2011-12-21 住友精化株式会社 制造吸水性树脂的方法

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6187702A (ja) 1984-10-05 1986-05-06 Seitetsu Kagaku Co Ltd 吸水性樹脂の製造方法
JPS62172006A (ja) 1986-01-25 1987-07-29 Seitetsu Kagaku Co Ltd 吸水性樹脂の製造法
JPH03195709A (ja) * 1989-12-25 1991-08-27 Mitsubishi Petrochem Co Ltd 高吸水性ポリマーの製造法
JPH03195713A (ja) * 1989-12-25 1991-08-27 Mitsubishi Petrochem Co Ltd 高吸水性ポリマーの製造法
JPH0912613A (ja) * 1995-06-28 1997-01-14 Mitsubishi Chem Corp 吸水性樹脂の製造方法
JPH0977810A (ja) * 1995-09-11 1997-03-25 Mitsubishi Chem Corp 吸水性樹脂の製造方法
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AU2008289997B2 (en) 2013-05-09
KR101520127B1 (ko) 2015-05-13
US20100331802A1 (en) 2010-12-30
CA2696087C (en) 2017-04-25
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EP2184300B1 (en) 2019-01-23
BRPI0815730A2 (pt) 2015-02-10
CN103739744B (zh) 2015-12-30
EP2184300A1 (en) 2010-05-12
BRPI0815730B1 (pt) 2020-10-20
AU2008289997A1 (en) 2009-02-26
CA2696087A1 (en) 2009-02-26
KR20100052543A (ko) 2010-05-19
KR20140147124A (ko) 2014-12-29
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CN103739744A (zh) 2014-04-23

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