JP2008517116A5 - - Google Patents

Download PDF

Info

Publication number
JP2008517116A5
JP2008517116A5 JP2007537171A JP2007537171A JP2008517116A5 JP 2008517116 A5 JP2008517116 A5 JP 2008517116A5 JP 2007537171 A JP2007537171 A JP 2007537171A JP 2007537171 A JP2007537171 A JP 2007537171A JP 2008517116 A5 JP2008517116 A5 JP 2008517116A5
Authority
JP
Japan
Prior art keywords
polymer particles
water
weight
less
absorbing polymer
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.)
Pending
Application number
JP2007537171A
Other languages
English (en)
Japanese (ja)
Other versions
JP2008517116A (ja
Filing date
Publication date
Priority claimed from DE102004051242A external-priority patent/DE102004051242A1/de
Application filed filed Critical
Publication of JP2008517116A publication Critical patent/JP2008517116A/ja
Publication of JP2008517116A5 publication Critical patent/JP2008517116A5/ja
Pending legal-status Critical Current

Links

JP2007537171A 2004-10-20 2005-10-14 高い液体輸送性および吸水性能を有する微粒子状の吸水性ポリマー粒子 Pending JP2008517116A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102004051242A DE102004051242A1 (de) 2004-10-20 2004-10-20 Feinteilige wasserabsorbierende Polymerpartikel mit hoher Flüssigkeitstransport- und Absorptionsleistung
PCT/EP2005/011073 WO2006042704A2 (de) 2004-10-20 2005-10-14 Feinteilige wasserabsorbierende polymerpartikel mit hoher flüssigkeitstransport- und absorptionsleistung

Publications (2)

Publication Number Publication Date
JP2008517116A JP2008517116A (ja) 2008-05-22
JP2008517116A5 true JP2008517116A5 (https=) 2011-12-22

Family

ID=36201597

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2007537171A Pending JP2008517116A (ja) 2004-10-20 2005-10-14 高い液体輸送性および吸水性能を有する微粒子状の吸水性ポリマー粒子

Country Status (6)

Country Link
US (1) US7759422B2 (https=)
EP (3) EP2258409A1 (https=)
JP (1) JP2008517116A (https=)
CN (1) CN101080245B (https=)
DE (1) DE102004051242A1 (https=)
WO (1) WO2006042704A2 (https=)

Families Citing this family (58)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004038015A1 (de) * 2004-08-04 2006-03-16 Basf Ag Verfahren zur Nachvernetzung wasserabsorbierender Polymere mit zyklischen Carba-maten und/oder zyklischen Harnstoffen
EP1846050A2 (en) * 2005-02-04 2007-10-24 Basf Aktiengesellschaft A process for producing a water-absorbing material having a coating of elastic filmforming polymers
EP1843796B1 (en) * 2005-02-04 2013-02-27 The Procter & Gamble Company Absorbent structure with improved water-absorbing material
CA2596864C (en) * 2005-02-04 2012-05-08 The Procter & Gamble Company Absorbent structure with improved water-swellable material
EP1846047B1 (en) * 2005-02-04 2010-07-14 Basf Se A process for producing a water-absorbing material having a coating of elastic filmforming polymers
EP1846475A1 (en) * 2005-02-04 2007-10-24 Basf Aktiengesellschaft Water swellable material
EP1846049B1 (en) * 2005-02-04 2011-08-03 Basf Se Water-absorbing material having a coating of elastic film-forming polymers
CA2596889A1 (en) * 2005-02-04 2006-08-10 The Procter & Gamble Company Absorbent structure with improved water-absorbing material
TWI344469B (en) 2005-04-07 2011-07-01 Nippon Catalytic Chem Ind Polyacrylic acid (salt) water-absorbent resin, production process thereof, and acrylic acid used in polymerization for production of water-absorbent resin
TWI394789B (zh) 2005-12-22 2013-05-01 Nippon Catalytic Chem Ind 吸水性樹脂組成物及其製造方法、吸收性物品
EP1965841A1 (en) * 2005-12-28 2008-09-10 Basf Se Process for production of a water-absorbing material
EP1837348B9 (en) 2006-03-24 2020-01-08 Nippon Shokubai Co.,Ltd. Water-absorbing resin and method for manufacturing the same
WO2008009612A1 (de) 2006-07-19 2008-01-24 Basf Se Verfahren zur herstellung wasserabsorbierender polymerpartikel mit hoher permeabilität durch polymerisation von tropfen einer monomerlösung
CN101489597A (zh) * 2006-07-19 2009-07-22 巴斯夫欧洲公司 通过聚合单体溶液的微滴而生产吸水性聚合物颗粒的方法
JP5602428B2 (ja) 2006-07-19 2014-10-08 ビーエーエスエフ ソシエタス・ヨーロピア モノマー溶液の液滴の重合による、高い吸収性を有する後架橋された吸水性ポリマー粒子の製造方法
US8529805B2 (en) 2006-10-05 2013-09-10 Basf Se Method for the production of water absorbent polymer particles by polymerizing drops of a monomer solution
DE102008000237A1 (de) 2007-02-06 2008-08-07 Basf Se Phenol-Imidazolderivate zur Stabilisierung von polymerisationsfähigen Verbindungen
US7935860B2 (en) * 2007-03-23 2011-05-03 Kimberly-Clark Worldwide, Inc. Absorbent articles comprising high permeability superabsorbent polymer compositions
EP2018877A1 (en) * 2007-07-27 2009-01-28 The Procter and Gamble Company Absorbent article comprising water-absorbing polymeric particles and method for the production thereof
US8846565B2 (en) 2007-07-27 2014-09-30 Basf Se Water-absorbing polymeric particles and method for the production thereof
EP2018876A1 (en) * 2007-07-27 2009-01-28 The Procter and Gamble Company Absorbent article comprising water-absorbing polymeric particles and method for the production thereof
US20100190932A1 (en) * 2007-07-27 2010-07-29 Basf Se Water-Absorbing Polymeric Particles and Method for the Production Thereof
JP5591118B2 (ja) * 2007-12-14 2014-09-17 ビーエーエスエフ ソシエタス・ヨーロピア 吸水性ポリマー粒子の製造方法
US8318306B2 (en) * 2008-01-30 2012-11-27 Evonik Stockhausen, Llc Superabsorbent polymer compositions having a triggering composition
CN102124039B (zh) 2008-09-16 2013-04-24 株式会社日本触媒 吸水性树脂的制造方法和通液性提高方法
JP5650124B2 (ja) * 2008-11-21 2015-01-07 ビーエーエスエフ ソシエタス・ヨーロピアBasf Se 異なる表面後架橋を有する表面後架橋された超吸収体の混合物
JP5645924B2 (ja) 2009-04-30 2014-12-24 ビーエーエスエフ ソシエタス・ヨーロピアBasf Se 金属不純物を分離する方法
WO2010130703A2 (de) * 2009-05-15 2010-11-18 Basf Se Automatische analyse von feinteiligen feststoffen
WO2011034146A1 (ja) 2009-09-16 2011-03-24 株式会社日本触媒 吸水性樹脂粉末の製造方法
JP5801203B2 (ja) 2009-09-29 2015-10-28 株式会社日本触媒 粒子状吸水剤及びその製造方法
EP2527391B1 (en) 2010-01-20 2023-08-09 Nippon Shokubai Co., Ltd. Method for producing water absorbent resin
WO2011115221A1 (ja) 2010-03-17 2011-09-22 株式会社日本触媒 吸水性樹脂の製造方法
EP3115382B1 (en) 2010-04-07 2019-07-10 Nippon Shokubai Co., Ltd. Method for producing water absorbent polyacrylic acid (salt) resin powder, and water absorbent polyacrylic acid (salt) resin powder
KR101989142B1 (ko) 2010-09-30 2019-06-13 가부시기가이샤 닛뽕쇼꾸바이 입자상 흡수제 및 그 제조 방법
EP2625207A1 (de) 2010-10-06 2013-08-14 Basf Se Verfahren zur herstellung thermisch oberflächennachvernetzter wasserabsorbierender polymerpartikel
US20130207037A1 (en) 2010-10-21 2013-08-15 Basf Se Water-Absorbing Polymeric Particles and Method for the Production Thereof
WO2012164018A1 (en) 2011-06-01 2012-12-06 Basf Se Water-absorbing material having a coating of elastic film-forming polyurethane with high wicking and high permeability
US8999884B2 (en) 2011-06-01 2015-04-07 The Procter & Gamble Company Absorbent structures with coated water-absorbing material
US8664151B2 (en) 2011-06-01 2014-03-04 The Procter & Gamble Company Articles comprising reinforced polyurethane coating agent
WO2012164017A1 (en) 2011-06-01 2012-12-06 Basf Se Fast water-absorbing material having a coating of elastic film-forming polyurethane with high wicking
EP2727953B1 (en) 2011-06-29 2017-03-08 Nippon Shokubai Co., Ltd. Polyacrylic acid (salt) water-absorbent resin powder, and method for producing same
ES2686023T5 (es) 2011-10-18 2024-11-27 Basf Se Artículo absorbente de fluidos
KR102125105B1 (ko) 2012-08-01 2020-06-19 가부시키가이샤 닛폰 쇼쿠바이 폴리아크릴산(염)계 흡수성 수지의 제조 방법
US20150225514A1 (en) 2012-09-11 2015-08-13 Nippon Shokubai Co., Ltd. Method for producing polyacrylic acid (salt)-based water absorbing agent, and water absorbing agent
CN104640441B (zh) * 2012-10-09 2018-01-19 株式会社大贵 吸水处理材
KR20150090067A (ko) 2012-11-27 2015-08-05 가부시키가이샤 닛폰 쇼쿠바이 폴리아크릴산(염)계 흡수성 수지의 제조 방법
CN104684969B (zh) 2013-04-30 2016-03-23 株式会社Lg化学 高吸水树脂
EP3473655B1 (de) 2013-10-30 2021-06-09 Basf Se Verfahren zur herstellung wasserabsorbierender polymerpartikel durch suspensionspolymerisation
CN106132534B (zh) * 2014-03-31 2020-06-19 株式会社日本触媒 颗粒状吸水剂及其制造方法
JP6805144B2 (ja) * 2014-12-04 2020-12-23 ビーエイエスエフ・ソシエタス・エウロパエアBasf Se 吸水性ポリマー粒子を懸濁重合によって製造する方法
JP7014605B2 (ja) * 2015-02-27 2022-02-01 ビーエーエスエフ ソシエタス・ヨーロピア 吸水性ポリマー粒子を懸濁重合によって製造する方法
KR101857702B1 (ko) * 2015-12-23 2018-05-14 주식회사 엘지화학 고흡수성 수지의 제조 방법
US11198768B2 (en) 2016-03-11 2021-12-14 Lg Chem, Ltd. Preparation method of super absorbent polymer
KR102637493B1 (ko) 2018-09-28 2024-02-15 주식회사 엘지화학 고흡수성 수지의 제조 방법 및 고흡수성 수지
EP4105242A4 (en) 2020-02-14 2024-07-10 Nippon Shokubai Co., Ltd. WATER ABSORBING RESIN AND METHOD FOR ITS PRODUCTION
CN114929760A (zh) * 2020-04-13 2022-08-19 株式会社Lg化学 超吸收性聚合物和用于制备其的方法
JP7648287B2 (ja) 2021-12-10 2025-03-18 エルジー・ケム・リミテッド 高吸水性樹脂の製造方法
CN115181205A (zh) * 2022-07-20 2022-10-14 浙江卫星新材料科技有限公司 一种气味轻的高吸收性树脂的制备方法

Family Cites Families (65)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6018690B2 (ja) 1981-12-30 1985-05-11 住友精化株式会社 吸水性樹脂の吸水性改良方法
JPS58180233A (ja) 1982-04-19 1983-10-21 Nippon Shokubai Kagaku Kogyo Co Ltd 吸収剤
US4734478A (en) 1984-07-02 1988-03-29 Nippon Shokubai Kagaku Kogyo Co., Ltd. Water absorbing agent
DE3817425A1 (de) 1988-05-21 1989-11-23 Cassella Ag Alkenyl-phosphon- und -phosphin-saeureester, verfahren zu ihrer herstellung sowie unter deren verwendung hergestellte hydrogele und deren verwendung
DE3836968A1 (de) 1988-10-31 1990-05-03 Basf Ag Uv-vernetzbare massen auf basis von isoamyl(meth)acrylatcopolymerisaten
DE3844444A1 (de) 1988-12-31 1990-08-09 Basf Ag Strahlungsempfindliche, ethylenisch ungesaettigte, copolymerisierbare verbindungen und verfahren zu deren herstellung
DE3844445A1 (de) 1988-12-31 1990-07-19 Basf Ag Uv-vernetzbare massen auf basis von (meth)-acrylesterpolymerisaten
WO1990015830A1 (en) 1989-06-12 1990-12-27 Weyerhaeuser Company Hydrocolloid polymer
DE4007318A1 (de) 1990-03-08 1991-09-12 Basf Ag Ethylenisch ungesaettigte verbindungen
AU637470B2 (en) 1990-04-02 1993-05-27 Nippon Shokubai Kagaku Kogyo Co. Ltd. Method for production of fluid stable aggregate
DE4020780C1 (https=) 1990-06-29 1991-08-29 Chemische Fabrik Stockhausen Gmbh, 4150 Krefeld, De
EP0530438B1 (en) 1991-09-03 1997-02-12 Hoechst Celanese Corporation A superabsorbent polymer having improved absorbency properties
DE4131045C1 (https=) 1991-09-18 1992-11-19 Cassella Ag, 6000 Frankfurt, De
DE4138408A1 (de) 1991-11-22 1993-05-27 Cassella Ag Hydrophile, hochquellfaehige hydrogele
JP3045422B2 (ja) 1991-12-18 2000-05-29 株式会社日本触媒 吸水性樹脂の製造方法
EP0559476B1 (en) 1992-03-05 1997-07-16 Nippon Shokubai Co., Ltd. Method for the production of absorbent resin
GB9208449D0 (en) 1992-04-16 1992-06-03 Dow Deutschland Inc Crosslinked hydrophilic resins and method of preparation
EP0838483B1 (en) 1993-06-18 2009-09-09 Nippon Shokubai Co., Ltd. Process for preparing absorbent resin
NZ268535A (en) 1993-06-30 1998-05-27 Procter & Gamble Absorbent article comprising layers of superabsorbent material
JP3722858B2 (ja) 1993-11-25 2005-11-30 ビーエーエスエフ アクチェンゲゼルシャフト ポリアクリレート溶融体から残留揮発分を除去する方法
US5599335A (en) 1994-03-29 1997-02-04 The Procter & Gamble Company Absorbent members for body fluids having good wet integrity and relatively high concentrations of hydrogel-forming absorbent polymer
US5624967A (en) 1994-06-08 1997-04-29 Nippon Shokubai Co., Ltd. Water-absorbing resin and process for producing same
DE19543368C2 (de) 1995-11-21 1998-11-26 Stockhausen Chem Fab Gmbh Wasserabsorbierende Polymere mit verbesserten Eigenschaften, Verfahren zu deren Herstellung und deren Verwendung
DE19646484C2 (de) 1995-11-21 2000-10-19 Stockhausen Chem Fab Gmbh Flüssigkeitsabsorbierende Polymere, Verfahren zu deren Herstellung und deren Verwendung
DE19807502B4 (de) * 1998-02-21 2004-04-08 Basf Ag Verfahren zur Nachvernetzung von Hydrogelen mit 2-Oxazolidinonen, daraus hergestellte Hydrogele und deren Verwendung
US6265488B1 (en) 1998-02-24 2001-07-24 Nippon Shokubai Co., Ltd. Production process for water-absorbing agent
US6503979B1 (en) 1998-02-26 2003-01-07 Basf Aktiengesellschaft Method for cross-linking hydrogels with bis- and poly-2-oxazolidinones
KR100476170B1 (ko) 1998-04-28 2005-03-10 니폰 쇼쿠바이 컴파니 리미티드 흡수성수지 함수겔상물의 제조방법
DE19854573A1 (de) 1998-11-26 2000-05-31 Basf Ag Verfahren zur Nachvernetzung von Hydrogelen mit 2-Oxo-tetrahydro-1,3-oxazinen
DE19854574A1 (de) 1998-11-26 2000-05-31 Basf Ag Verfahren zur Nachvernetzung von Hydrogelen mit N-Acyl-2-Oxazolidinonen
DE19909653A1 (de) * 1999-03-05 2000-09-07 Stockhausen Chem Fab Gmbh Pulverförmige, vernetzte, wässrige Flüssigkeiten sowie Blut absorbierende Polymere, Verfahren zu ihrer Herstellung und ihre Verwendung
DE19909838A1 (de) * 1999-03-05 2000-09-07 Stockhausen Chem Fab Gmbh Pulverförmige, vernetzte, wässrige Flüssigkeiten sowie Blut absorbierende Polymere, Verfahren zu ihrer Herstellung und ihre Verwendung
DE19941423A1 (de) 1999-08-30 2001-03-01 Stockhausen Chem Fab Gmbh Polymerzusammensetzung und ein Verfahren zu dessen Herstellung
US6239230B1 (en) 1999-09-07 2001-05-29 Bask Aktiengesellschaft Surface-treated superabsorbent polymer particles
DE19955861A1 (de) 1999-11-20 2001-05-23 Basf Ag Verfahren zur kontinuierlichen Herstellung von vernetzten feinteiligen gelförmigen Polymerisaten
EP1244474A1 (en) 1999-12-23 2002-10-02 The Dow Chemical Company High permeability, low absorption capacity polymers
US6720389B2 (en) 2000-09-20 2004-04-13 Nippon Shokubai Co., Ltd. Water-absorbent resin and production process therefor
US6809158B2 (en) 2000-10-20 2004-10-26 Nippon Shokubai Co., Ltd. Water-absorbing agent and process for producing the same
AU2002230831A1 (en) 2000-10-20 2002-04-29 Millennium Pharmaceuticals, Inc. Compositions of human proteins and method of use thereof
WO2002053199A1 (de) * 2000-12-29 2002-07-11 Basf Aktiengesellschaft Hydrogele mit sterischen oder elektrostatischen abstandhaltern beschichtet
US6831122B2 (en) 2001-01-19 2004-12-14 Basf Aktiengesellschaft Water-absorbing agent, method for the production and the utilization thereof
US6766807B2 (en) * 2001-03-05 2004-07-27 Snow Ellen Piccolo Combination floss dispenser and toothbrush
US6766817B2 (en) 2001-07-25 2004-07-27 Tubarc Technologies, Llc Fluid conduction utilizing a reversible unsaturated siphon with tubarc porosity action
US8426670B2 (en) 2001-09-19 2013-04-23 Nippon Shokubai Co., Ltd. Absorbent structure, absorbent article, water-absorbent resin, and its production process and evaluation method
BR0212952A (pt) 2001-10-05 2004-10-13 Basf Ag Processos para a reticulação e pós-reticulação superficial de polìmeros iniciais, composição de matéria, polìmero, e, usos de polìmeros e de uma composição de matéria
WO2003065958A1 (en) 2002-02-04 2003-08-14 Nippon Shokubai Co., Ltd. Absorptive material, method for producing the same and absorptive article using the same
DE10204937A1 (de) 2002-02-07 2003-08-21 Stockhausen Chem Fab Gmbh Verfahren zur Nachvernetzung im Bereich der Oberfläche von wasserabsorbierenden Polymeren mit Harnstoffderivaten
DE10204938A1 (de) 2002-02-07 2003-08-21 Stockhausen Chem Fab Gmbh Verfahren zur Nachvernetzung im Bereich der Oberfläche von wasserabsorbierenden Polymeren mit beta-Hydroxyalkylamiden
DE10225943A1 (de) 2002-06-11 2004-01-08 Basf Ag Verfahren zur Herstellung von Estern von Polyalkoholen
CA2488226A1 (en) 2002-06-11 2003-12-18 Basf Aktiengesellschaft (meth)acrylic esters of polyalkoxylated trimethylolpropane
CA2487030A1 (en) 2002-06-11 2003-12-18 Basf Aktiengesellschaft (meth)acrylic esters of polyalkoxylated glycerine
DE10239074A1 (de) * 2002-08-26 2004-03-11 Basf Ag Wasserabsorbierendes Mittel und Verfahren zu seiner Herstellung
DE10257449A1 (de) * 2002-12-09 2003-11-06 Basf Ag Verfahren zur Herstellung geruchsarmer Hydrogel-bildender Polymerisate
EP1594557B1 (en) 2003-02-10 2019-05-01 Nippon Shokubai Co., Ltd. Water-absorbent resin composition and its production process
CN100346843C (zh) 2003-02-10 2007-11-07 株式会社日本触媒 吸水剂
JP4739682B2 (ja) * 2003-02-10 2011-08-03 株式会社日本触媒 吸水剤
EP1594608B1 (en) 2003-02-10 2013-07-17 Nippon Shokubai Co., Ltd. Particulate water absorbent containing water absorbent resin as a main component
DE10331450A1 (de) 2003-07-10 2005-01-27 Basf Ag (Meth)acrylsäureester monoalkoxilierter Polyole und deren Herstellung
DE10331456A1 (de) 2003-07-10 2005-02-24 Basf Ag (Meth)acrylsäureester alkoxilierter ungesättigter Polyolether und deren Herstellung
DE10334584A1 (de) 2003-07-28 2005-02-24 Basf Ag Verfahren zur Nachvernetzung von Hydrogelen mit bicyclischen Amidacetalen
JP4695370B2 (ja) * 2003-09-19 2011-06-08 株式会社日本触媒 表面処理された吸水性樹脂の製造方法
DE10355401A1 (de) 2003-11-25 2005-06-30 Basf Ag (Meth)acrylsäureester ungesättigter Aminoalkohole und deren Herstellung
DE102004009438A1 (de) 2004-02-24 2005-09-15 Basf Ag Verfahren zur Oberflächennachvernetzung wasserabsorbierender Polymere
DE102004015686A1 (de) 2004-03-29 2005-10-27 Basf Ag Quellbare hydrogelbildende Polymere mit hoher Permeabilität
DE102004038015A1 (de) * 2004-08-04 2006-03-16 Basf Ag Verfahren zur Nachvernetzung wasserabsorbierender Polymere mit zyklischen Carba-maten und/oder zyklischen Harnstoffen

Similar Documents

Publication Publication Date Title
JP2008517116A5 (https=)
Dragan et al. Macroporous composite IPN hydrogels based on poly (acrylamide) and chitosan with tuned swelling and sorption of cationic dyes
Wang et al. Ultrasonic-assisted synthesis of sodium lignosulfonate-grafted poly (acrylic acid-co-poly (vinyl pyrrolidone)) hydrogel for drug delivery
KR100819613B1 (ko) 수분 흡수제와 그 제조방법
CN101627086B (zh) 以吸水性树脂为主成分的粒状吸水剂
WO2002059214A1 (en) Water absorbing agent and method for production thereof, and water absorbing article
CN101808728B (zh) 一种吸水剂及其制造方法
CN101641153B (zh) 以吸水性树脂为主成分的粒子状吸水剂
EP3115382A1 (en) Method for producing water absorbent polyacrylic acid (salt) resin powder, and water absorbent polyacrylic acid (salt) resin powder
CN102762616B (zh) 制备吸水性聚合物颗粒的方法
Hosseinzadeh Controlled release of diclofenac sodium from pH-responsive carrageenan-g-poly (acrylic acid) superabsorbent hydrogel
JP2012530832A5 (https=)
EP2700659B1 (en) Method for producing water-absorbing resin
JP2011511874A5 (https=)
CN101243138A (zh) 吸水性树脂组合物、其制备方法、以及吸收性制品
JP2012527502A (ja) 吸水性ポリマー粒子のための被覆方法
KR20170110947A (ko) 고흡수성 수지 섬유의 제조 방법
CN102906124A (zh) 从吸水性聚合物颗粒中移除残余单体的方法
Babić et al. Controlled Curcumin Release from Hydrogel Scaffold Platform Based on 2‐Hydroxyethyl Methacrylate/Gelatin/Alginate/Iron (III) Oxide
CN102770469B (zh) 制备具有改善的色彩稳定性的吸水性聚合物颗粒的方法
JP2018053043A (ja) 複数の吸水性ポリマー粒子、並びに複数の吸水性ポリマー粒子の製造方法
JP2013511608A5 (https=)
JP2013522406A5 (https=)
KR101718473B1 (ko) 이타콘산 그래프트 전분 공중합체 및 이의 제조방법
JP2016053144A (ja) 吸水性樹脂粒子、吸水性樹脂粒子の製造方法及び吸収体