ES2055679T1 - Procedimiento para la obtencion de productos que absorben el agua, mediante el empleo de particulas finas de polimeros absorbentes del agua. - Google Patents

Procedimiento para la obtencion de productos que absorben el agua, mediante el empleo de particulas finas de polimeros absorbentes del agua.

Info

Publication number
ES2055679T1
ES2055679T1 ES91912648T ES91912648T ES2055679T1 ES 2055679 T1 ES2055679 T1 ES 2055679T1 ES 91912648 T ES91912648 T ES 91912648T ES 91912648 T ES91912648 T ES 91912648T ES 2055679 T1 ES2055679 T1 ES 2055679T1
Authority
ES
Spain
Prior art keywords
water
pct
swellable
procedure
absorbent polymers
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.)
Granted
Application number
ES91912648T
Other languages
English (en)
Other versions
ES2055679T3 (es
Inventor
Helmut Brehm
Kurt Dahmen
Richard Mertens
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.)
Stockhausen GmbH and Co KG
Original Assignee
Chemische Fabrik Stockhausen GmbH
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=6409964&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ES2055679(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Chemische Fabrik Stockhausen GmbH filed Critical Chemische Fabrik Stockhausen GmbH
Publication of ES2055679T1 publication Critical patent/ES2055679T1/es
Application granted granted Critical
Publication of ES2055679T3 publication Critical patent/ES2055679T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J11/00—Recovery or working-up of waste materials
    • C08J11/04—Recovery or working-up of waste materials of polymers
    • C08J11/06—Recovery or working-up of waste materials of polymers without chemical reactions
    • 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
    • C08F265/00—Macromolecular compounds obtained by polymerising monomers on to polymers of unsaturated monocarboxylic acids or derivatives thereof as defined in group C08F20/00
    • C08F265/04—Macromolecular 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 esters
    • 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
    • C08F291/00—Macromolecular compounds obtained by polymerising monomers on to macromolecular compounds according to more than one of the groups C08F251/00 - C08F289/00
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2300/00—Characterised by the use of unspecified polymers
    • C08J2300/10—Polymers characterised by the presence of specified groups, e.g. terminal or pendant functional groups
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/62—Plastics recycling; Rubber recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Graft Or Block Polymers (AREA)
  • Polymerisation Methods In General (AREA)
  • Materials For Medical Uses (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Sealing Material Composition (AREA)

Abstract

LA INVENCION SE REFIERE A UN PROCESO PARA LA FABRICACION DE PRODUCTOSQUE SE PUEDEN HINCHAR EN AGUA CON EMPLEO DE PARTICULAS MUY FINAS DE POLIMEROS QUE SE PUEDEN HINCHAR EN AGUA, EL CUAL ESTA CARACTERIZADO POR LOS SIGUIENTES PASOS: A) PARTICULAS MUY FINAS DEL POLIMERO HINCHABLE EN AGUA SON DISPERSADAS EN UN MONOMERO QUE ES UN LIQUIDO A TEMPERATURA AMBIENTE Y QUE NO CAUSA QUE EL POLIMERO SE HINCHE, B) LA DISPERSION OBTENIDA EN EL PASO A) ES MEZCLADA CON UNA SOLUCION ACUOSA DEL MONOMERO, C) LA MEZCLA OBTENIDA EN LA ETAPA B) ES POLIMERIZADA POR LA ADICION DE CATALIZADORES Y/O POR ILUMINACION Y D) TRITURACION Y SECADO DE LOS GELES DE POLIMERO. LA INVENCION SE REFIERE ADEMAS A UN POLIMERO INSOLUBLE EN AGUA, HINCHABLE EN AGUA, QUE ABSORBE AGUA Y LIQUIDOS SEROSOS, ASI COMO SANGRE, QUE SE PUEDE OBTENER SEGUN EL PROCESO ANTES CITADO.
ES91912648T 1990-07-09 1991-07-02 Procedimiento para la obtencion de productos absorbentes del agua mediante el empleo de componentes finos de polimero absorbentes del agua. Expired - Lifetime ES2055679T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4021847A DE4021847C2 (de) 1990-07-09 1990-07-09 Verfahren zur Herstellung wasserquellbarer Produkte unter Verwendung von Feinstanteilen wasserquellbarer Polymerer

Publications (2)

Publication Number Publication Date
ES2055679T1 true ES2055679T1 (es) 1994-09-01
ES2055679T3 ES2055679T3 (es) 1994-11-01

Family

ID=6409964

Family Applications (1)

Application Number Title Priority Date Filing Date
ES91912648T Expired - Lifetime ES2055679T3 (es) 1990-07-09 1991-07-02 Procedimiento para la obtencion de productos absorbentes del agua mediante el empleo de componentes finos de polimero absorbentes del agua.

Country Status (9)

Country Link
US (1) US5455284A (es)
EP (1) EP0538323B1 (es)
JP (1) JP3069746B2 (es)
AT (1) ATE110748T1 (es)
DE (2) DE4021847C2 (es)
ES (1) ES2055679T3 (es)
GR (1) GR940300007T1 (es)
TW (1) TW210347B (es)
WO (1) WO1992001008A1 (es)

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US5342899A (en) * 1991-05-16 1994-08-30 The Dow Chemical Company Process for recycling aqueous fluid absorbents fines to a polymerizer
ES2234068T5 (es) 1992-06-10 2011-01-24 Nippon Shokubai Co., Ltd. Método de producción de una resina hidrofílica.
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DE4333056C2 (de) * 1993-09-29 1998-07-02 Stockhausen Chem Fab Gmbh Pulverförmige, wäßrige Flüssigkeiten absorbierende Polymere, Verfahren zu ihrer Herstellung und ihre Verwendung als Absorptionsmittel
DE19529348C2 (de) * 1995-08-09 1997-11-20 Stockhausen Chem Fab Gmbh Absorptionsmittel für Wasser und wäßrige Flüssigkeiten auf Polyacrylatbasis sowie Verfahren zu ihrer Herstellung und Verwendung
JP4072833B2 (ja) 1995-11-30 2008-04-09 住友精化株式会社 吸水性樹脂の製造方法および吸水性樹脂
DE19601764A1 (de) 1996-01-19 1997-07-24 Hoechst Ag Verfahren zur Herstellung hydrophiler, hochquellfähiger Hydrogele
DE69815670T2 (de) 1997-04-18 2004-04-22 The Procter & Gamble Company, Cincinnati Verwendung von hydrogelformende polymere in absorbierende materialen zur aufnahme von körperflüssigkeiten
DE19825486C2 (de) 1998-06-08 2000-07-06 Stockhausen Chem Fab Gmbh Wasserabsorbierende Polymere mit supramolekularen Hohlraummolekülen, Verfahren zu deren Herstellung und deren Verwendung
DE19854573A1 (de) 1998-11-26 2000-05-31 Basf Ag Verfahren zur Nachvernetzung von Hydrogelen mit 2-Oxo-tetrahydro-1,3-oxazinen
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EP1736508A1 (en) 2005-06-22 2006-12-27 Basf Aktiengesellschaft Hydrogel-forming polymers with increased permeability and high absorption capacity
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
DE102005062929A1 (de) * 2005-12-29 2007-07-05 Basf Ag Herstellung eines wasserabsorbierenden Harzes unter Einmischen eines wasserabsorbierenden Harzpulvers
JP6029800B2 (ja) * 2006-03-24 2016-11-24 株式会社日本触媒 吸水性樹脂粒子
EP1837348B9 (en) * 2006-03-24 2020-01-08 Nippon Shokubai Co.,Ltd. Water-absorbing resin and method for manufacturing the same
WO2008038840A1 (en) 2006-09-29 2008-04-03 Nippon Shokubai Co., Ltd. Method for producing water absorbent resin particle
WO2009119754A1 (ja) 2008-03-28 2009-10-01 株式会社日本触媒 吸水性樹脂の製造方法
WO2010032694A1 (ja) 2008-09-16 2010-03-25 株式会社日本触媒 吸水性樹脂の製造方法および通液性向上方法
US7910688B2 (en) * 2008-10-22 2011-03-22 Evonik Stockhausen Inc. Recycling superabsorbent polymer fines
WO2010114058A1 (ja) 2009-03-31 2010-10-07 株式会社日本触媒 粒子状吸水性樹脂の製造方法
KR20110006771A (ko) 2009-07-15 2011-01-21 주식회사 엘지화학 고흡수성 수지의 제조 방법
EP2479195B1 (en) 2009-09-16 2021-10-27 Nippon Shokubai Co., Ltd. Production method for water-absorbing resin powder
US8952116B2 (en) 2009-09-29 2015-02-10 Nippon Shokubai Co., Ltd. Particulate water absorbent and process for production thereof
CN102549028B (zh) 2009-09-30 2016-03-02 株式会社日本触媒 聚丙烯酸(盐)系吸水树脂及其制造方法
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WO2011061315A1 (de) * 2009-11-23 2011-05-26 Basf Se Verfahren zur herstellung wasserabsorbierender, aufgeschäumter polymerpartikel
KR101895624B1 (ko) 2009-12-24 2018-09-05 가부시키가이샤 닛폰 쇼쿠바이 폴리아크릴산계 흡수성 수지분말 및 그 제조방법
DE102010008163A1 (de) * 2010-02-16 2011-08-18 Evonik Stockhausen GmbH, 47805 Verfahren zur Rückführung von Polymerfeinteilchen
EP2565219B1 (en) 2010-04-27 2018-06-27 Nippon Shokubai Co., Ltd. Method for producing polyacrylic acid (salt)-based water absorbent resin powder
EP2669318B1 (en) 2011-01-28 2020-06-17 Nippon Shokubai Co., Ltd. Manufacturing method for polyacrylic acid (salt) -based water-absorbent resin powder
DE102011004815A1 (de) 2011-02-28 2012-08-30 Evonik Stockhausen Gmbh Haut- und Handreinigungsmittel enthaltend superabsorbierende Partikel
JP5635685B2 (ja) 2011-04-20 2014-12-03 株式会社日本触媒 ポリアクリル酸（塩）系吸水性樹脂の製造方法および製造装置
KR102125105B1 (ko) 2012-08-01 2020-06-19 가부시키가이샤 닛폰 쇼쿠바이 폴리아크릴산(염)계 흡수성 수지의 제조 방법
JP6002773B2 (ja) 2012-09-11 2016-10-05 株式会社日本触媒 ポリアクリル酸（塩）系吸水剤の製造方法及びその吸水剤
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
WO2014054656A1 (ja) 2012-10-01 2014-04-10 株式会社日本触媒 多元金属化合物からなる粉塵低減剤、多元金属化合物を含む吸水剤及びその製造方法
JP6092236B2 (ja) 2012-10-03 2017-03-08 株式会社日本触媒 吸水剤及びその製造方法
US10195584B2 (en) 2013-01-29 2019-02-05 Nippon Shokubai Co., Ltd. Water absorbent resin material, and method for producing same
JP6282669B2 (ja) 2013-12-20 2018-02-21 株式会社日本触媒 ポリアクリル酸（塩）系吸水剤及びその製造方法
WO2015133440A1 (ja) 2014-03-03 2015-09-11 株式会社日本触媒 ポリアクリル酸（塩）系吸水性樹脂の製造方法
WO2016162238A1 (de) * 2015-04-07 2016-10-13 Basf Se Verfahren zur herstellung von superabsorberpartikeln
US10835634B2 (en) 2015-04-07 2020-11-17 Basf Se Method for the agglomeration of superabsorber particles
KR102566942B1 (ko) 2017-10-27 2023-08-14 주식회사 엘지화학 고흡수성 수지의 제조 방법
JP7572800B2 (ja) * 2020-06-30 2024-10-24 株式会社日本触媒 吸水剤の製造方法
EP4474432A4 (en) 2022-02-04 2026-05-06 Nippon Catalytic Chem Ind PROCESS FOR PRODUCING A WATER-ABSORBENT RESIN CONTAINING RECYCLED WATER-ABSORBENT RESIN, AND ITS USE
WO2025033458A1 (ja) 2023-08-09 2025-02-13 株式会社日本触媒 吸水性樹脂の回収方法

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Also Published As

Publication number Publication date
US5455284A (en) 1995-10-03
WO1992001008A1 (de) 1992-01-23
JPH05508674A (ja) 1993-12-02
TW210347B (es) 1993-08-01
EP0538323B1 (de) 1994-08-31
ATE110748T1 (de) 1994-09-15
ES2055679T3 (es) 1994-11-01
DE59102763D1 (de) 1994-10-06
DE4021847A1 (de) 1992-01-16
DE4021847C2 (de) 1994-09-08
JP3069746B2 (ja) 2000-07-24
EP0538323A1 (de) 1993-04-28
GR940300007T1 (en) 1994-02-28

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