JP5517622B2 - 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 - Google Patents

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 Download PDF

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Publication number
JP5517622B2
JP5517622B2 JP2009530870A JP2009530870A JP5517622B2 JP 5517622 B2 JP5517622 B2 JP 5517622B2 JP 2009530870 A JP2009530870 A JP 2009530870A JP 2009530870 A JP2009530870 A JP 2009530870A JP 5517622 B2 JP5517622 B2 JP 5517622B2
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droplets
monomer solution
monomer
polymer particles
water
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JP2010505986A5 (enExample
JP2010505986A (ja
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レッシュ デニス
クリューガー マルコ
シュタンマー アヒム
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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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B9/00—Making granules
    • B29B9/10—Making granules by moulding the material, i.e. treating it in the molten state
    • 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
    • C08F2/01—Processes of polymerisation characterised by special features of the polymerisation apparatus used
    • 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
    • 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
    • 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
    • C08F220/00—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
    • C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F220/04—Acids; Metal salts or ammonium salts thereof
    • C08F220/06—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
    • C08F222/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a carboxyl radical and containing at least one other carboxyl radical in the molecule; Salts, anhydrides, esters, amides, imides, or nitriles thereof
    • C08F222/10—Esters
    • C08F222/1006—Esters of polyhydric alcohols or polyhydric phenols
    • C08F222/103—Esters of polyhydric alcohols or polyhydric phenols of trialcohols, e.g. trimethylolpropane tri(meth)acrylate
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S526/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S526/93—Water swellable or hydrophilic

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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)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Polymerisation Methods In General (AREA)
JP2009530870A 2006-10-05 2007-10-02 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 Expired - Fee Related JP5517622B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP06121840 2006-10-05
EP06121840.0 2006-10-05
PCT/EP2007/060418 WO2008040715A2 (de) 2006-10-05 2007-10-02 Verfahren zur herstellung wasserabsorbierender polymerpartikel durch polymerisation von tropfen einer monomerlösung

Publications (3)

Publication Number Publication Date
JP2010505986A JP2010505986A (ja) 2010-02-25
JP2010505986A5 JP2010505986A5 (enExample) 2013-07-18
JP5517622B2 true JP5517622B2 (ja) 2014-06-11

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JP2009530870A Expired - Fee Related JP5517622B2 (ja) 2006-10-05 2007-10-02 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

Country Status (7)

Country Link
US (1) US8013087B2 (enExample)
EP (1) EP2079763B2 (enExample)
JP (1) JP5517622B2 (enExample)
CN (1) CN101522720B (enExample)
AT (1) ATE491729T1 (enExample)
DE (1) DE502007005986D1 (enExample)
WO (1) WO2008040715A2 (enExample)

Families Citing this family (76)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2125047B1 (de) * 2006-12-22 2015-09-16 Basf Se Verfahren zur herstellung mechanisch stabiler wasserabsorbierender polymerpartikel
ATE535548T1 (de) 2007-01-16 2011-12-15 Basf Se Verfahren zur herstellung von polymerpartikeln durch polymerisation von flüssigkeitstropfen in einer gasphase
ATE499954T1 (de) * 2007-08-30 2011-03-15 Basf Se Verfahren zur herstellung wasserabsorbierender polymerpartikel durch polymerisation von tropfen einer monomerlösung
CN102083865B (zh) 2008-07-07 2013-01-02 巴斯夫欧洲公司 通过聚合单体溶液的液滴生产吸水性聚合物颗粒的方法
US8608096B2 (en) 2009-02-18 2013-12-17 Basf Se Method for the production of water-absorbing polymer particles
US20100247916A1 (en) 2009-03-24 2010-09-30 Basf Se Process for Producing Surface Postcrosslinked Water-Absorbing Polymer Particles
EP2424900B1 (de) 2009-04-30 2013-04-03 Basf Se Verfahren zur abtrennung metallischer verunreinigungen
JP2012527267A (ja) 2009-05-20 2012-11-08 ビーエーエスエフ ソシエタス・ヨーロピア 吸水性貯蔵層
EP2470221B1 (de) 2009-08-26 2016-03-23 Basf Se Geruchsinhibierende zusammensetzungen
US8481159B2 (en) 2009-09-04 2013-07-09 Basf Se Water-absorbent porous polymer particles having specific sphericity and high bulk density
WO2011042429A1 (de) 2009-10-09 2011-04-14 Basf Se Verfahren zur nachbefeuchtung oberflächennachvernetzter wasserabsorbierender polymerpartikel
EP2486066B1 (de) 2009-10-09 2013-08-28 Basf Se Verfahren zur nachbefeuchtung oberflächennachvernetzter wasserabsorbierender polymerpartikel
CN102573931B (zh) 2009-10-09 2016-01-27 巴斯夫欧洲公司 用热蒸汽冷凝液制备吸水聚合物颗粒
EP2504368B1 (de) 2009-11-23 2014-01-08 Basf Se Verfahren zur herstellung wasserabsorbierender polymerpartikel mit verbesserter farbstabilität
JP6141020B2 (ja) 2010-01-27 2017-06-07 ビーエーエスエフ ソシエタス・ヨーロピアＢａｓｆ Ｓｅ 臭気抑制吸水性複合材
US8852742B2 (en) * 2010-03-15 2014-10-07 Basf Se Water absorbent polymer particles formed by polymerizing droplets of a monomer solution and coated with sulfinic acid, sulfonic acid, and/or salts thereof
US8703876B2 (en) 2010-03-15 2014-04-22 Basf Se Process for producing water absorbing polymer particles with improved color stability
BR112012023050A2 (pt) 2010-03-15 2016-05-17 Basf Se processo para produzir partículas de polímero que absorvem água, partículas de polímero que absorvem água, e, artigo que absorve fluido
CN102905661B (zh) 2010-03-24 2016-09-07 巴斯夫欧洲公司 超薄流体吸收芯
EP2550306B1 (en) 2010-03-24 2014-07-02 Basf Se A process for producing water-absorbent polymer particles by polymerizing droplets of a monomer solution
BR112012023789B8 (pt) 2010-03-24 2021-07-27 Basf Se processo para remover monômeros residuais de partículas poliméricas absorventes de água
CN102844358B (zh) 2010-03-25 2014-09-17 巴斯夫欧洲公司 制备吸水性聚合物颗粒的方法
WO2011131526A1 (de) 2010-04-19 2011-10-27 Basf Se Verfahren zur herstellung wasserabsorbierender polymerpartikel
EP2580256A2 (de) 2010-06-14 2013-04-17 Basf Se Wasserabsorbierende polymerpartikel mit verbesserter farbstabilität
US9962459B2 (en) 2010-07-02 2018-05-08 Basf Se Ultrathin fluid-absorbent cores
US9089624B2 (en) 2010-08-23 2015-07-28 Basf Se Ultrathin fluid-absorbent cores comprising adhesive and having very low dry SAP loss
JP6138056B2 (ja) 2011-02-07 2017-05-31 ビーエーエスエフ ソシエタス・ヨーロピアＢａｓｆ Ｓｅ 高い膨潤速度を有する吸水性ポリマー粒子の製造法
WO2012107344A1 (de) 2011-02-07 2012-08-16 Basf Se Verfahren zur herstellung wasserabsorbierender polymerpartikel
EP2683760B1 (de) 2011-03-08 2018-02-28 Basf Se Verfahren zur herstellung von wasserabsorbierenden polymerpartikeln mit verbesserter permeabilität
DE112012002289A5 (de) 2011-06-01 2014-03-13 Basf Se Geruchsinhibierende Mischungen für Inkontinenzartikel
CN106608922A (zh) 2011-06-03 2017-05-03 巴斯夫欧洲公司 连续制备吸水聚合物颗粒的方法
CN103562240B (zh) 2011-06-03 2017-02-15 巴斯夫欧洲公司 连续制备吸水性聚合物颗粒的方法
EP2731975B1 (de) 2011-07-14 2016-04-20 Basf Se Verfahren zur herstellung wasserabsorbierender polymerpartikel mit hoher anquellgeschwindigkeit
WO2013045163A1 (en) 2011-08-12 2013-04-04 Basf Se A process for producing water-absorbent polymer particles by polymerizing droplets of a monomer solution
WO2013056978A2 (en) 2011-10-18 2013-04-25 Basf Se Fluid-absorbent article
EP2586409A1 (en) 2011-10-24 2013-05-01 Bostik SA New absorbent article and process for making it
EP2586410A1 (en) 2011-10-24 2013-05-01 Bostik SA Novel process for preparing an absorbent article
EP2586412A1 (en) 2011-10-24 2013-05-01 Bostik SA New absorbent article and process for making it
JP2015512990A (ja) 2012-03-30 2015-04-30 ビーエーエスエフ ソシエタス・ヨーロピアＢａｓｆ Ｓｅ 逆スクリューヘリックスを備えたドラム型熱交換器中で熱表面後架橋する方法
EP2838573A1 (en) 2012-04-17 2015-02-25 Basf Se Process for producing surface postcrosslinked water-absorbing polymer particles
JP2015514841A (ja) 2012-04-17 2015-05-21 ビーエーエスエフ ソシエタス・ヨーロピアＢａｓｆ Ｓｅ 表面後架橋された吸水性ポリマー粒子の製造法
WO2013182469A2 (en) 2012-06-08 2013-12-12 Basf Se Odour-control superabsorbent
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JP2014094409A (ja) * 2012-10-10 2014-05-22 Nippon Light Metal Co Ltd 伝熱板の製造方法及び摩擦攪拌接合方法
MY171776A (en) 2012-11-21 2019-10-29 Basf Se A process for producing surface-postcrosslinked water-absorbent polymer particles
EP2922580B1 (de) 2012-11-26 2016-11-16 Basf Se Verfahren zur herstellung von superabsorbern auf basis nachwachsender rohstoffe
WO2015028158A1 (en) 2013-08-26 2015-03-05 Basf Se Fluid-absorbent article
WO2015036273A1 (de) 2013-09-12 2015-03-19 Basf Se Verfahren zur herstellung von acrylsäure
US10150091B2 (en) 2014-06-23 2018-12-11 Basf Se Apparatus for addition of droplets of a monomer solution to a reactor
JP6598805B2 (ja) 2014-06-23 2019-10-30 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を反応器中に導入するための装置
EP2995322B1 (de) 2014-09-15 2017-03-01 Evonik Degussa GmbH Geruchsadsorptionsmittel
EP2995323B1 (de) 2014-09-15 2019-02-27 Evonik Degussa GmbH Aminopolycarboxylsäuren als Prozesshilfsmittel bei der Superabsorberherstellung
EP3009474B1 (de) 2014-10-16 2017-09-13 Evonik Degussa GmbH Herstellverfahren für wasserlösliche Polymere
WO2016135020A1 (de) 2015-02-24 2016-09-01 Basf Se Verfahren zur kontinuierlichen dehydratisierung von 3-hydroxypropionsäure zu acrylsäure
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WO2016162175A1 (de) 2015-04-07 2016-10-13 Basf Se Verfahren zur dehydratisierung von 3-hydroxypropionsäure zu acrylsäure
JP6827953B2 (ja) 2015-04-07 2021-02-10 ビーエイエスエフ・ソシエタス・エウロパエアＢａｓｆ Ｓｅ 超吸収体粒子の製造方法
WO2016162209A1 (en) 2015-04-08 2016-10-13 Basf Se Apparatus for introduction of droplets into a reactor
WO2016169909A1 (de) 2015-04-21 2016-10-27 Basf Se Vorrichtung zur herstellung von pulverförmigem poly(meth)acrylat
JP6793664B6 (ja) 2015-05-08 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製造するための製造方法、およびベルト式乾燥機
WO2016207444A1 (en) 2015-06-26 2016-12-29 Bostik Inc. New absorbent article comprising an acquisition/distribution layer and process for making it
US10683371B2 (en) 2015-11-17 2020-06-16 Basf Se Device for producing poly(meth)acrylate in powder form
CN108348883A (zh) 2015-11-17 2018-07-31 巴斯夫欧洲公司 用于制备粉末形式的聚(甲基)丙烯酸酯的设备
US10806640B2 (en) 2016-03-30 2020-10-20 Basf Se Ultrathin fluid-absorbent article
US20170281425A1 (en) 2016-03-30 2017-10-05 Basf Se Fluid-absorbent article
US10881555B2 (en) 2016-03-30 2021-01-05 Basf Se Fluid-absorbent article
CN110248631B (zh) 2017-02-06 2021-12-10 巴斯夫欧洲公司 流体吸收制品
US12042365B2 (en) 2017-02-17 2024-07-23 Basf Se Fluid-absorbent article
US11332550B2 (en) 2017-03-01 2022-05-17 Basf Se Device and method for producing powdered polymers
CN110832011B (zh) 2017-07-12 2023-03-10 巴斯夫欧洲公司 制备超吸收性聚合物颗粒的方法
WO2019025210A1 (en) 2017-07-31 2019-02-07 Basf Se PROCESS FOR PRODUCING SUPERABSORBENT POLYMER PARTICLES
EP3781107B1 (en) 2018-04-20 2024-09-25 Basf Se Thin fluid absorbent core-absorbent paper
EP3829507A1 (en) 2018-08-01 2021-06-09 Basf Se Feminine hygiene absorbent article
EP3829511B1 (en) 2018-08-01 2024-02-14 Basf Se Fluid-absorbent core
WO2021214224A1 (en) 2020-04-24 2021-10-28 Basf Se Apparatus for producing a pulverulent product and use thereof

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0348180A3 (en) 1988-06-22 1991-01-30 Mitsubishi Petrochemical Company Limited Process for the preparation of water absorptive resin
US6291605B1 (en) * 1990-06-06 2001-09-18 Clarence S. Freeman Polymerization process with spraying step
US5269980A (en) * 1991-08-05 1993-12-14 Northeastern University Production of polymer particles in powder form using an atomization technique
JP3145156B2 (ja) 1991-11-13 2001-03-12 日揮株式会社 噴霧重合法及び噴霧重合用ノズル
DE4420088C3 (de) * 1994-06-09 2001-02-15 Stockhausen Chem Fab Gmbh Verfahren zur Herstellung eines wasserabsorbierenden Flächengebildes und dessen Verwendung
JPH08208747A (ja) * 1995-01-31 1996-08-13 Mitsubishi Rayon Co Ltd メタクリル酸エステル系重合体の連続的製造方法
IN1996KO01040A (enExample) † 1995-06-07 2005-03-04 Clarence S Freeman
JPH09255704A (ja) † 1996-03-26 1997-09-30 Kao Corp ポリマーの製造方法及び噴霧重合用ノズル
DE10314466A1 (de) * 2003-03-28 2004-10-14 Basf Ag Verfahren zur Herstellung von kondensierten Harzen in Pulverform
DE10340253A1 (de) * 2003-08-29 2005-03-24 Basf Ag Sprühpolymerisationsverfahren
DE102004024437A1 (de) 2004-05-14 2005-12-08 Basf Ag Verfahren zur Herstellung wasserquellbarer, polymerer Partikel
DE102004042948A1 (de) † 2004-09-02 2006-03-09 Basf Ag Verfahren zur Herstellung von Polymeren durch Sprühpolymerisation
DE102005002412A1 (de) * 2005-01-18 2006-07-27 Basf Ag Verfahren zur Herstellung von Polymeren durch Sprühpolymerisation
CN101111524B (zh) † 2005-01-28 2012-11-07 巴斯福股份公司 通过在气相中液滴聚合而生产吸水性聚合物颗粒的方法
EP1721661A1 (de) 2005-05-12 2006-11-15 Basf Aktiengesellschaft Verfahren zur Herstellung von Polymerpartikeln durch Sprühpolymerisation
WO2007093531A1 (de) * 2006-02-17 2007-08-23 Basf Se Verfahren zur herstellung wasserabsorbierender polymerpartikel durch polymerisation von tropfen einer monomerlösung
EP2046403B1 (de) * 2006-07-19 2015-09-16 Basf Se Verfahren zur herstellung wasserabsorbierender polymerpartikel mit hoher permeabilität durch polymerisation von tropfen einer monomerlösung
MY150001A (en) * 2006-07-19 2013-11-15 Basf Se Method for producing post-cured water-absorbent polymer particles with a higher absorption by polymerising droplets of a monomer solution
JP5656403B2 (ja) * 2006-07-19 2015-01-21 ビーエーエスエフ ソシエタス・ヨーロピアＢａｓｆ Ｓｅ モノマー溶液の液滴の重合による、高い透過性を有する吸水性ポリマー粒子の製造方法
JP5306197B2 (ja) 2006-07-19 2013-10-02 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、吸水性ポリマー粒子の製造方法

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Publication number Publication date
ATE491729T1 (de) 2011-01-15
EP2079763B1 (de) 2010-12-15
US20100010176A1 (en) 2010-01-14
CN101522720A (zh) 2009-09-02
WO2008040715A3 (de) 2008-05-22
JP2010505986A (ja) 2010-02-25
EP2079763A2 (de) 2009-07-22
CN101522720B (zh) 2012-05-30
DE502007005986D1 (de) 2011-01-27
EP2079763B2 (de) 2017-03-01
US8013087B2 (en) 2011-09-06
WO2008040715A2 (de) 2008-04-10

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