CN102414226B - 去除金属杂质的方法 - Google Patents

去除金属杂质的方法 Download PDF

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Publication number
CN102414226B
CN102414226B CN2010800191704A CN201080019170A CN102414226B CN 102414226 B CN102414226 B CN 102414226B CN 2010800191704 A CN2010800191704 A CN 2010800191704A CN 201080019170 A CN201080019170 A CN 201080019170A CN 102414226 B CN102414226 B CN 102414226B
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China
Prior art keywords
water
polymeric particles
absorbing polymeric
weight
sleeve
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CN2010800191704A
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Chinese (zh)
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CN102414226A (zh
Inventor
R·芬克
J·施罗德
T·法伊弗
E·比泽尔
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BASF SE
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BASF SE
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    • 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
    • C08F2/04—Polymerisation in solution
    • C08F2/10—Aqueous solvent
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C1/00—Magnetic separation
    • B03C1/02—Magnetic separation acting directly on the substance being separated
    • B03C1/28—Magnetic plugs and dipsticks
    • B03C1/286—Magnetic plugs and dipsticks disposed at the inner circumference of a recipient, e.g. magnetic drain bolt
    • 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
    • C08F6/02—Neutralisation of the polymerisation mass, e.g. killing the catalyst also removal of catalyst residues
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C2201/00—Details of magnetic or electrostatic separation
    • B03C2201/18—Magnetic separation whereby the particles are suspended in a liquid

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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Polymerisation Methods In General (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
CN2010800191704A 2009-04-30 2010-04-19 去除金属杂质的方法 Active CN102414226B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP09159155.2 2009-04-30
EP09159155 2009-04-30
PCT/EP2010/055100 WO2010124954A1 (de) 2009-04-30 2010-04-19 Verfahren zur abtrennung metallischer verunreinigungen

Publications (2)

Publication Number Publication Date
CN102414226A CN102414226A (zh) 2012-04-11
CN102414226B true CN102414226B (zh) 2013-07-03

Family

ID=42194698

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2010800191704A Active CN102414226B (zh) 2009-04-30 2010-04-19 去除金属杂质的方法

Country Status (5)

Country Link
US (1) US9803033B2 (https=)
EP (1) EP2424900B1 (https=)
JP (1) JP5645924B2 (https=)
CN (1) CN102414226B (https=)
WO (1) WO2010124954A1 (https=)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8534465B2 (en) * 2008-12-12 2013-09-17 Basf Se Method for removing metallic impurities
JP6073292B2 (ja) * 2011-05-06 2017-02-01 ビーエーエスエフ ソシエタス・ヨーロピアＢａｓｆ Ｓｅ 吸水性ポリマー粒子の製造法
US8420773B2 (en) 2011-05-06 2013-04-16 Basf Se Process for producing water-absorbing polymer particles
CN111212666B (zh) * 2017-10-18 2022-04-22 巴斯夫欧洲公司 制备超吸收剂的方法
US12521726B2 (en) 2021-06-18 2026-01-13 Lg Chem, Ltd. Micronizing apparatus for hydrogel of super absorbent polymer
JP7708499B2 (ja) * 2021-06-18 2025-07-15 エルジー・ケム・リミテッド 高吸水性樹脂の製造方法および高吸水性樹脂
CN117732589B (zh) * 2024-01-04 2026-04-28 故城北新建材有限公司 一种熟石膏粉料除铁系统及方法
CN117900034B (zh) * 2024-01-18 2026-01-30 中南大学 一种基于矿物晶体各向异性的高滑石型钼矿的选别方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1348520A (zh) * 1999-03-30 2002-05-08 施托克赫森两合公司 可交联形成高吸水性聚合物的聚合物
EP1422257A1 (en) * 2001-07-06 2004-05-26 Nippon Shokubai Co., Ltd. Water absorbing resin powder process for production thereof and use thereof
CN101072817A (zh) * 2004-12-10 2007-11-14 株式会社日本触媒 吸水性树脂的表面处理方法

Family Cites Families (78)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4162855A (en) * 1974-11-18 1979-07-31 Spectroderm International, Inc. Magnetic stirrer apparatus
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
US4865915A (en) * 1987-03-31 1989-09-12 Seiko Epson Corporation Resin coated permanent magnet
DE3713601A1 (de) 1987-04-23 1988-11-10 Stockhausen Chem Fab Gmbh Verfahren zur herstellung eines stark wasserabsorbierenden polymerisats
FI90554C (fi) 1987-07-28 1994-02-25 Dai Ichi Kogyo Seiyaku Co Ltd Menetelmä akryylipolymeerigeelin jatkuvaksi valmistamiseksi
WO1990015830A1 (en) 1989-06-12 1990-12-27 Weyerhaeuser Company Hydrocolloid polymer
CA2038779A1 (en) 1990-04-02 1991-10-03 Takumi Hatsuda Method for production of fluid stable aggregate
DE4020780C1 (https=) 1990-06-29 1991-08-29 Chemische Fabrik Stockhausen Gmbh, 4150 Krefeld, De
ES2097235T3 (es) 1991-09-03 1997-04-01 Hoechst Celanese Corp Polimero superabsorbente que tiene propiedades de absorcion mejoradas.
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
DE69312126T2 (de) 1992-03-05 1997-11-06 Nippon Catalytic Chem Ind Verfahren zu Herstellung eines absorbierenden Harzes
GB9208449D0 (en) 1992-04-16 1992-06-03 Dow Deutschland Inc Crosslinked hydrophilic resins and method of preparation
DE69412547T2 (de) 1993-06-18 1999-04-22 Nippon Shokubai Co. Ltd., Osaka Verfahren zur Herstellung eines absorbierenden Harzes
EP0640330B1 (en) 1993-06-30 2000-05-24 The Procter & Gamble Company Hygienic absorbent articles
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
EP0755413A4 (en) * 1994-04-11 1999-11-17 Hoechst Celanese Corp SUPER ABSORBENT POLYMERS AND PRODUCTS MANUFACTURED WITH THEM
US5981070A (en) 1995-07-07 1999-11-09 Nippon Shokubai Co., Ltd Water-absorbent agent powders and manufacturing method of the same
JP3103754B2 (ja) 1995-10-31 2000-10-30 三洋化成工業株式会社 改質された吸水性樹脂粒子およびその製法
JP2890022B2 (ja) * 1995-11-13 1999-05-10 三洋化成工業株式会社 吸水性樹脂粒子およびその製法
DE19646484C2 (de) 1995-11-21 2000-10-19 Stockhausen Chem Fab Gmbh Flüssigkeitsabsorbierende Polymere, Verfahren zu deren Herstellung und deren Verwendung
DE19543368C2 (de) 1995-11-21 1998-11-26 Stockhausen Chem Fab Gmbh Wasserabsorbierende Polymere mit verbesserten Eigenschaften, Verfahren zu deren Herstellung und deren Verwendung
US5728742A (en) 1996-04-04 1998-03-17 The Dow Chemical Company Absorbent polymers having a reduced caking tendency
JP3875757B2 (ja) * 1997-01-27 2007-01-31 株式会社日本触媒 粒子状親水性重合体の分級方法およびふるい分け装置
KR100639053B1 (ko) * 1997-04-29 2006-10-27 다우 글로벌 테크놀로지스 인크. 가공성이 향상된 초흡수성 중합체
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
US6241928B1 (en) 1998-04-28 2001-06-05 Nippon Shokubai Co., Ltd. Method for production of shaped hydrogel of absorbent resin
JP2000143720A (ja) * 1998-11-11 2000-05-26 Sanyo Chem Ind Ltd 吸水性樹脂の製造法
DE19854574A1 (de) 1998-11-26 2000-05-31 Basf Ag Verfahren zur Nachvernetzung von Hydrogelen mit N-Acyl-2-Oxazolidinonen
DE19854573A1 (de) 1998-11-26 2000-05-31 Basf Ag Verfahren zur Nachvernetzung von Hydrogelen mit 2-Oxo-tetrahydro-1,3-oxazinen
JP2000323310A (ja) * 1999-05-06 2000-11-24 Nissan Motor Co Ltd 希土類含有永久磁石
US6239230B1 (en) 1999-09-07 2001-05-29 Bask Aktiengesellschaft Surface-treated superabsorbent polymer particles
US6414214B1 (en) * 1999-10-04 2002-07-02 Basf Aktiengesellschaft Mechanically stable hydrogel-forming polymers
DE19955861A1 (de) 1999-11-20 2001-05-23 Basf Ag Verfahren zur kontinuierlichen Herstellung von vernetzten feinteiligen gelförmigen Polymerisaten
JP4739534B2 (ja) * 2000-01-20 2011-08-03 株式会社日本触媒 吸水性樹脂の取扱方法
US6817557B2 (en) 2000-01-20 2004-11-16 Nippon Shokubai Co., Ltd. Process for transporting, storing, and producing a particulate water-absorbent resin
DE10016041A1 (de) 2000-03-31 2001-10-04 Stockhausen Chem Fab Gmbh Pulverförmige an der Oberfläche vernetzte Polymerisate
US6979564B2 (en) 2000-10-20 2005-12-27 Millennium Pharmaceuticals, Inc. 80090, human fucosyltransferase nucleic acid molecules and uses thereof
US6809158B2 (en) 2000-10-20 2004-10-26 Nippon Shokubai Co., Ltd. Water-absorbing agent and process for producing the same
BR0206396A (pt) 2001-01-12 2004-02-10 Degussa Processo contìnuo para preparação e purificação de ácido (met)acrìlico
US7507475B2 (en) 2001-03-07 2009-03-24 Evonik Stockhausen Gmbh Pulverulent polymers crosslinked on the surface
JP3993797B2 (ja) * 2001-07-06 2007-10-17 株式会社日本触媒 吸水性樹脂粉末、その製造方法およびその用途
JP2005504865A (ja) 2001-10-05 2005-02-17 ビーエーエスエフ アクチェンゲゼルシャフト モルホリン−２，３−ジオンを用いたヒドロゲルの架橋法
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
DE10204937A1 (de) 2002-02-07 2003-08-21 Stockhausen Chem Fab Gmbh Verfahren zur Nachvernetzung im Bereich der Oberfläche von wasserabsorbierenden Polymeren mit Harnstoffderivaten
DE10211686A1 (de) 2002-03-15 2003-10-02 Stockhausen Chem Fab Gmbh (Meth)Acrylsäurekristall und Verfahren zur Herstellung und Aufreinigung von wässriger (Meth)Acrylsäure
DE10225943A1 (de) 2002-06-11 2004-01-08 Basf Ag Verfahren zur Herstellung von Estern von Polyalkoholen
CA2487030A1 (en) 2002-06-11 2003-12-18 Basf Aktiengesellschaft (meth)acrylic esters of polyalkoxylated glycerine
CA2488226A1 (en) 2002-06-11 2003-12-18 Basf Aktiengesellschaft (meth)acrylic esters of polyalkoxylated trimethylolpropane
JP4320697B2 (ja) * 2002-06-18 2009-08-26 株式会社マグネテックジャパン バーマグネットの固定構造
DE10247240A1 (de) 2002-10-10 2004-04-22 Basf Ag Verfahren zur Herstellung von Acrylsäure
JP4155007B2 (ja) 2002-11-21 2008-09-24 日立金属株式会社 希土類磁石の製造方法
EP1832621B1 (en) 2003-03-14 2017-03-08 Nippon Shokubai Co.,Ltd. Method of surface crosslinking a water-absorbing resin powder
JP4364020B2 (ja) * 2003-03-14 2009-11-11 株式会社日本触媒 吸水性樹脂粉末の表面架橋処理方法
JP2004345804A (ja) * 2003-05-22 2004-12-09 Nippon Shokubai Co Ltd 吸水性樹脂粉体の輸送方法
DE10331456A1 (de) 2003-07-10 2005-02-24 Basf Ag (Meth)acrylsäureester alkoxilierter ungesättigter Polyolether und deren Herstellung
DE10331450A1 (de) 2003-07-10 2005-01-27 Basf Ag (Meth)acrylsäureester monoalkoxilierter Polyole und deren Herstellung
DE10334584A1 (de) 2003-07-28 2005-02-24 Basf Ag Verfahren zur Nachvernetzung von Hydrogelen mit bicyclischen Amidacetalen
DE10355401A1 (de) 2003-11-25 2005-06-30 Basf Ag (Meth)acrylsäureester ungesättigter Aminoalkohole und deren Herstellung
WO2005075070A1 (ja) * 2004-02-05 2005-08-18 Nippon Shokubai Co., Ltd. 粒子状吸水剤及びその製造方法並びに吸水性物品
DE102004009438A1 (de) 2004-02-24 2005-09-15 Basf Ag Verfahren zur Oberflächennachvernetzung wasserabsorbierender Polymere
JP4758669B2 (ja) * 2004-03-29 2011-08-31 株式会社日本触媒 不定形破砕状の粒子状吸水剤
US7473470B2 (en) 2004-03-29 2009-01-06 Nippon Shokubai Co., Ltd. Particulate water absorbing agent with irregularly pulverized shape
DE102004051242A1 (de) 2004-10-20 2006-05-04 Basf Ag Feinteilige wasserabsorbierende Polymerpartikel mit hoher Flüssigkeitstransport- und Absorptionsleistung
DE102004057874A1 (de) 2004-11-30 2006-06-01 Basf Ag Verfahren zur Nachvernetzung wasserabsorbierender Polymerpartikel
DE102005014841A1 (de) 2005-03-30 2006-10-05 Basf Ag Verfahren zur Herstellung wasserabsorbierender Polymerpartikel
TWI383008B (zh) 2005-08-17 2013-01-21 Nippon Catalytic Chem Ind 吸水性樹脂之製造方法及吸水性樹脂以及其利用
JP5183897B2 (ja) * 2005-08-17 2013-04-17 株式会社日本触媒 吸水性樹脂の製造方法および吸水性樹脂
WO2008034786A1 (de) * 2006-09-19 2008-03-27 Basf Se Verfahren zur herstellung farbstabiler wasserabsorbierender polymerpartikel mit niedrigen neutralisationsgrad
JP5517622B2 (ja) 2006-10-05 2014-06-11 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吸収性ポリマー粒子の製造法
RU2467020C2 (ru) 2006-10-31 2012-11-20 Басф Се Регулирование в способе получения абсорбирующих воду полимерных частиц в нагретой газовой фазе
WO2008120742A1 (ja) * 2007-03-29 2008-10-09 Nippon Shokubai Co., Ltd. 粒子状吸水剤及びその製造方法
US8534465B2 (en) * 2008-12-12 2013-09-17 Basf Se Method for removing metallic impurities
EP2398597B1 (de) * 2009-02-18 2018-01-24 Basf Se Verfahren zur herstellung wasserabsorbierender polymerpartikel

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1348520A (zh) * 1999-03-30 2002-05-08 施托克赫森两合公司 可交联形成高吸水性聚合物的聚合物
EP1422257A1 (en) * 2001-07-06 2004-05-26 Nippon Shokubai Co., Ltd. Water absorbing resin powder process for production thereof and use thereof
CN101072817A (zh) * 2004-12-10 2007-11-14 株式会社日本触媒 吸水性树脂的表面处理方法

Also Published As

Publication number Publication date
US20120041152A1 (en) 2012-02-16
CN102414226A (zh) 2012-04-11
JP2012525454A (ja) 2012-10-22
WO2010124954A1 (de) 2010-11-04
EP2424900B1 (de) 2013-04-03
US9803033B2 (en) 2017-10-31
EP2424900A1 (de) 2012-03-07
JP5645924B2 (ja) 2014-12-24

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