AU2000276792A1 - Polymer flocculants with improved dewatering characteristics - Google Patents

Polymer flocculants with improved dewatering characteristics

Info

Publication number
AU2000276792A1
AU2000276792A1 AU2000276792A AU7679200A AU2000276792A1 AU 2000276792 A1 AU2000276792 A1 AU 2000276792A1 AU 2000276792 A AU2000276792 A AU 2000276792A AU 7679200 A AU7679200 A AU 7679200A AU 2000276792 A1 AU2000276792 A1 AU 2000276792A1
Authority
AU
Australia
Prior art keywords
polymer flocculants
improved dewatering
dewatering characteristics
improved
flocculants
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.)
Abandoned
Application number
AU2000276792A
Inventor
Jose Hernandez Barajas
David Hunkeler
Christine Wandrey
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.)
Ecole Polytechnique Federale de Lausanne EPFL
Original Assignee
Ecole Polytechnique Federale de Lausanne EPFL
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 Ecole Polytechnique Federale de Lausanne EPFL filed Critical Ecole Polytechnique Federale de Lausanne EPFL
Publication of AU2000276792A1 publication Critical patent/AU2000276792A1/en
Abandoned legal-status Critical Current

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
    • C08F2/00—Processes of polymerisation
    • C08F2/32—Polymerisation in water-in-oil emulsions
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
    • C02F1/56—Macromolecular compounds
    • 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
AU2000276792A 1999-09-27 2000-10-17 Polymer flocculants with improved dewatering characteristics Abandoned AU2000276792A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/406,031 US6294622B1 (en) 1999-09-27 1999-09-27 Polymer flocculants with improved dewatering characteristics
PCT/IB2000/001479 WO2002032965A1 (en) 1999-09-27 2000-10-17 Polymer flocculants with improved dewatering characteristics

Publications (1)

Publication Number Publication Date
AU2000276792A1 true AU2000276792A1 (en) 2002-04-29

Family

ID=11003981

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2000276792A Abandoned AU2000276792A1 (en) 1999-09-27 2000-10-17 Polymer flocculants with improved dewatering characteristics

Country Status (4)

Country Link
US (3) US6294622B1 (en)
EP (1) EP1335940A1 (en)
AU (1) AU2000276792A1 (en)
WO (1) WO2002032965A1 (en)

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US20060249269A1 (en) * 2005-05-03 2006-11-09 Kurian Pious V High molecular weight compact structured polymers, methods of making and using
CN100418990C (en) * 2006-01-11 2008-09-17 丹东恒星精细化工有限公司 Acrylate emulsifying thickening agent and production process thereof
EP1816189A1 (en) * 2006-02-01 2007-08-08 Biothane Systems International B.V. Process for producing granular biomass
US8816031B2 (en) * 2006-03-06 2014-08-26 Harima Chemicals, Inc. Water-soluble polymer and additive for paper manufacture
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WO2008079280A1 (en) * 2006-12-21 2008-07-03 Millipore Corporation Purification of proteins
US8999702B2 (en) * 2008-06-11 2015-04-07 Emd Millipore Corporation Stirred tank bioreactor
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CN101671469B (en) * 2009-09-30 2011-09-14 江苏苏净集团有限公司 Functional material for removing nitrogen from wastewater and method of preparing same
US9845427B2 (en) * 2009-10-20 2017-12-19 Self-Suspending Proppant Llc Proppants for hydraulic fracturing technologies
KR101154359B1 (en) * 2010-04-14 2012-06-15 주식회사 화성산업 W/o type emulsion polymer containing organic coagulant and process for preparing the same
US8691918B2 (en) 2010-05-17 2014-04-08 Emd Millipore Corporation Stimulus responsive polymers for the purification of biomolecules
JP4784694B1 (en) * 2010-05-27 2011-10-05 横浜ゴム株式会社 Liquid coagulant and tire puncture sealant set
US20140000891A1 (en) 2012-06-21 2014-01-02 Self-Suspending Proppant Llc Self-suspending proppants for hydraulic fracturing
US9297244B2 (en) 2011-08-31 2016-03-29 Self-Suspending Proppant Llc Self-suspending proppants for hydraulic fracturing comprising a coating of hydrogel-forming polymer
CN103764948B (en) 2011-08-31 2018-05-18 自悬浮支撑有限公司 For certainly-suspended prop of hydraulic fracture
US9868896B2 (en) 2011-08-31 2018-01-16 Self-Suspending Proppant Llc Self-suspending proppants for hydraulic fracturing
US8518267B2 (en) 2011-12-15 2013-08-27 General Electric Company Treatment of surfactant laden wastewater
US9334180B2 (en) 2012-12-14 2016-05-10 Montgomery Chemicals Llc Process for treating acid mine drainage
US9109338B2 (en) * 2013-04-30 2015-08-18 Halliburton Energy Services, Inc. Controlled dewatering of confined, saturated formations in excavation mines
CN104562270A (en) * 2013-10-11 2015-04-29 中国石油化工股份有限公司 Wet spinning method for improving acrylic fiber glossiness
US9328007B2 (en) 2014-02-27 2016-05-03 Hong Kong Baptist University Biogenic flocculant composition to enhance flocculation and dewaterability of chemically enhanced primary treatment sludge
US9932521B2 (en) 2014-03-05 2018-04-03 Self-Suspending Proppant, Llc Calcium ion tolerant self-suspending proppants
US10053383B2 (en) 2014-07-24 2018-08-21 Hong Kong Baptist University BioFerric-flocculant enhanced primary treatment process (BEPT) for sewage treatment
CN105131160A (en) * 2015-09-22 2015-12-09 焦作市宏达力生物化工有限公司 Method for synthesizing amine polyacrylate phase inverse emulsion flocculating agent
US11623885B2 (en) * 2015-12-23 2023-04-11 Novozymes A/S Methods for enhancing the dewaterability of sludge with enzyme treatment
CN105504161B (en) * 2015-12-30 2017-06-20 陕西科技大学 A kind of Anionic High-molecular Flocculant and preparation method thereof
EP3464541B1 (en) 2016-05-23 2020-04-29 Ecolab USA Inc. Reduced misting alkaline and neutral cleaning, sanitizing, and disinfecting compositions via the use of high molecular weight water-in-oil emulsion polymers
WO2017205339A1 (en) 2016-05-23 2017-11-30 Ecolab Usa Inc. Reduced misting acidic cleaning, sanitizing, and disinfecting compositions via the use of high molecular weight water-in-oil emulsion polymers
AU2017297452B2 (en) 2016-07-15 2021-10-28 Ecolab Usa Inc. Method for improving overflow clarity in production of coal
US11540512B2 (en) 2017-03-01 2023-01-03 Ecolab Usa Inc. Reduced inhalation hazard sanitizers and disinfectants via high molecular weight polymers
JP6737439B2 (en) * 2017-03-14 2020-08-12 栗田工業株式会社 Sludge dewatering agent and sludge dewatering method
US10927022B2 (en) 2018-01-18 2021-02-23 Montgomery Chemicals Llc Process for treating mine drainage
US10927021B2 (en) 2018-01-18 2021-02-23 Montgomery Chemicals Llc Process for producing zero-valent iron nanoparticles and treating acid mine drainage
US11370683B2 (en) 2018-01-18 2022-06-28 Montgomery Chemicals Llc Process for producing zero-valent iron nanoparticles and treating acid mine drainage
CN111171226B (en) * 2018-11-12 2022-04-19 中石化石油工程技术服务有限公司 Preparation method of water-soluble filtrate reducer for drilling fluid and drilling fluid
WO2020106655A1 (en) 2018-11-21 2020-05-28 Self-Suspending Proppant Llc Salt-tolerant self-suspending proppants made without extrusion
AU2020314624B2 (en) 2019-07-12 2023-06-08 Ecolab Usa Inc. Reduced mist alkaline cleaner via the use of alkali soluble emulsion polymers

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Also Published As

Publication number Publication date
US6667374B2 (en) 2003-12-23
US20020137858A1 (en) 2002-09-26
US6294622B1 (en) 2001-09-25
US20020132948A1 (en) 2002-09-19
US6617402B2 (en) 2003-09-09
WO2002032965A1 (en) 2002-04-25
EP1335940A1 (en) 2003-08-20

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