BR0312326A - Processo para a preparação de polìmeros absorventes de água contendo ìons ferro com baixo teor de monÈmero - Google Patents

Processo para a preparação de polìmeros absorventes de água contendo ìons ferro com baixo teor de monÈmero

Info

Publication number
BR0312326A
BR0312326A BR0312326-0A BR0312326A BR0312326A BR 0312326 A BR0312326 A BR 0312326A BR 0312326 A BR0312326 A BR 0312326A BR 0312326 A BR0312326 A BR 0312326A
Authority
BR
Brazil
Prior art keywords
absorbent polymers
water
preparation
iron ions
containing low
Prior art date
Application number
BR0312326-0A
Other languages
English (en)
Inventor
Josef H Burgert
Original Assignee
Dow Global Technologies Inc
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
Application filed by Dow Global Technologies Inc filed Critical Dow Global Technologies Inc
Publication of BR0312326A publication Critical patent/BR0312326A/pt

Links

Classifications

    • 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
    • C08F22/00—Homopolymers and 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
    • C08F22/04—Anhydrides, e.g. cyclic anhydrides
    • C08F22/06—Maleic anhydride
    • 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
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/02—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques
    • C08J3/03—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in aqueous media
    • C08J3/075—Macromolecular gels
    • 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
    • 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
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/12—Powdering or granulating
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L31/00—Compositions of homopolymers or 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 an acyloxy radical of a saturated carboxylic acid, of carbonic acid or of a haloformic acid; Compositions of derivatives of such polymers
    • C08L31/02—Homopolymers or copolymers of esters of monocarboxylic acids

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Polymerisation Methods In General (AREA)

Abstract

"PROCESSO PARA A PREPARAçãO DE POLìMEROS ABSORVENTES DE áGUA CONTENDO ìONS FERRO COM BAIXO TEOR DE MONÈMERO". Reduz-se o conteúdo de monómero residual de polímeros absorventes de água contendo carboxila usando íons ferro.
BR0312326-0A 2002-06-26 2003-05-19 Processo para a preparação de polìmeros absorventes de água contendo ìons ferro com baixo teor de monÈmero BR0312326A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US39270602P 2002-06-26 2002-06-26
PCT/US2003/015940 WO2004003036A1 (en) 2002-06-26 2003-05-19 Process for the preparation of iron ion containing water-absorbent polymers with low residual monomer content

Publications (1)

Publication Number Publication Date
BR0312326A true BR0312326A (pt) 2005-04-12

Family

ID=30000924

Family Applications (1)

Application Number Title Priority Date Filing Date
BR0312326-0A BR0312326A (pt) 2002-06-26 2003-05-19 Processo para a preparação de polìmeros absorventes de água contendo ìons ferro com baixo teor de monÈmero

Country Status (8)

Country Link
US (1) US20050154146A1 (pt)
EP (1) EP1519966A1 (pt)
JP (1) JP2005530906A (pt)
KR (1) KR20050019793A (pt)
CN (1) CN1310976C (pt)
AU (1) AU2003245301A1 (pt)
BR (1) BR0312326A (pt)
WO (1) WO2004003036A1 (pt)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1568718A1 (en) * 2004-02-19 2005-08-31 Waltech AG Method of modifying polyacrylates for obtaining high molecular polymers and the polymers obtained
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
EP1837348B9 (en) 2006-03-24 2020-01-08 Nippon Shokubai Co.,Ltd. Water-absorbing resin and method for manufacturing the same
EP1840137B1 (en) * 2006-03-29 2009-11-25 Nippon Shokubai Co., Ltd. Method of Producing Polyacrylic Acid (Salt) Water-Absorbent Resin
WO2008072896A1 (en) * 2006-12-13 2008-06-19 Korea Research Institute Of Chemical Technology A porous organic-inorganic hybrid materials and an absorbent comprising the same
US8048942B2 (en) 2008-10-08 2011-11-01 Evonik Stockhausen Gmbh Process for the production of a superabsorbent polymer
US8357766B2 (en) 2008-10-08 2013-01-22 Evonik Stockhausen Gmbh Continuous process for the production of a superabsorbent polymer
US8063121B2 (en) 2008-10-08 2011-11-22 Evonik Stockhausen Gmbh Process for the production of a superabsorbent polymer
TWI449732B (zh) * 2009-06-29 2014-08-21 Formosa Plastics Corp 一種高吸水性樹脂之製造方法
CN102548654A (zh) 2009-09-29 2012-07-04 株式会社日本触媒 颗粒状吸水剂及其制造方法
EP2371869A1 (en) * 2010-03-30 2011-10-05 Evonik Stockhausen GmbH A process for the production of a superabsorbent polymer
JP5756128B2 (ja) * 2010-12-17 2015-07-29 株式会社日本触媒 ポリアクリル酸（塩）系吸水性樹脂及びその製造方法
EP3097128A4 (en) * 2014-01-23 2017-08-16 Bar-Ilan University Polyamide nanoparticles and uses thereof
CN107722163B (zh) * 2017-11-09 2021-06-29 万华化学集团股份有限公司 丙烯酸吸水性树脂及低可溶性组分的吸水性树脂及其应用
CN111233119A (zh) * 2018-03-19 2020-06-05 湖南辰砾新材料有限公司 一种水处理用絮凝剂

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2706135C2 (de) * 1977-02-14 1982-10-28 Chemische Fabrik Stockhausen GmbH, 4150 Krefeld Verdickungsmittel für ausgeschiedenen Darminhalt und Harn
US4286082A (en) * 1979-04-06 1981-08-25 Nippon Shokubai Kagaku Kogyo & Co., Ltd. Absorbent resin composition and process for producing same
JPS6025045B2 (ja) * 1980-03-19 1985-06-15 製鉄化学工業株式会社 塩水吸収能のすぐれたアクリル酸重合体の製造方法
JPS5819361A (ja) * 1981-07-27 1983-02-04 Kanegafuchi Chem Ind Co Ltd １液型室温硬化性組成物
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
US4659793A (en) * 1986-03-03 1987-04-21 Alco Chemical Corporation Preparation of aqueous solutions of copolymers of dicarboxylic acids having a low dicarboxylic acid monomer content
GB8910788D0 (en) * 1989-05-10 1989-06-28 Allied Colloids Ltd Absorbent products and their manufacture
DE3782315T2 (de) * 1986-11-20 1993-04-08 Allied Colloids Ltd Absorbierende produkte und deren herstellung.
US4766173A (en) * 1987-05-11 1988-08-23 Nalco Chemical Company Method for reducing residual acrylic acid in acrylic acid polymer gels
DE3724709A1 (de) * 1987-07-25 1989-02-02 Stockhausen Chem Fab Gmbh Verfahren zur herstellung von polymerisaten mit niedrigem restmonomergehalt
US5145906A (en) * 1989-09-28 1992-09-08 Hoechst Celanese Corporation Super-absorbent polymer having improved absorbency properties
JPH0768316B2 (ja) * 1990-09-07 1995-07-26 三洋化成工業株式会社 吸水性樹脂の製造法
ATE165751T1 (de) * 1991-03-19 1998-05-15 Dow Chemical Co Runzelige absorbentpartikel mit grosser effektiver oberfläche und hoher aufnahmegeschwindigkeit
US5342899A (en) * 1991-05-16 1994-08-30 The Dow Chemical Company Process for recycling aqueous fluid absorbents fines to a polymerizer
JP3155294B2 (ja) * 1991-06-20 2001-04-09 三菱化学株式会社 高吸水性ポリマーの製造法
US5228488A (en) * 1992-04-13 1993-07-20 Fletcher Scott W Dispensing measuring funnel
EP0605215B1 (en) * 1992-12-25 1998-03-25 Nippon Shokubai Co., Ltd. Absorbent and method for production of absorbent resin
US5629377A (en) * 1993-03-10 1997-05-13 The Dow Chemical Company Water absorbent resin particles of crosslinked carboxyl containing polymers and method of preparation
EP0691995B1 (en) * 1993-03-29 2000-04-12 The Dow Chemical Company Absorbent polymer having reduced dusting tendencies
EP0979250B1 (en) * 1997-04-29 2004-04-14 Dow Global Technologies Inc. Superabsorbent polymers having improved processability

Also Published As

Publication number Publication date
CN1310976C (zh) 2007-04-18
US20050154146A1 (en) 2005-07-14
JP2005530906A (ja) 2005-10-13
EP1519966A1 (en) 2005-04-06
WO2004003036A1 (en) 2004-01-08
KR20050019793A (ko) 2005-03-03
CN1662567A (zh) 2005-08-31
AU2003245301A1 (en) 2004-01-19

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE A 5A,6A E 7A ANUIDADES

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: REFERENTE AO DESPACHO 8.6 PUBLICADO NA RPI 2064 DE 27/07/2010.