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DK0989955T3 - Polysilicat-mikrogeler - Google Patents

Polysilicat-mikrogeler

Info

Publication number
DK0989955T3
DK0989955T3 DK98928774T DK98928774T DK0989955T3 DK 0989955 T3 DK0989955 T3 DK 0989955T3 DK 98928774 T DK98928774 T DK 98928774T DK 98928774 T DK98928774 T DK 98928774T DK 0989955 T3 DK0989955 T3 DK 0989955T3
Authority
DK
Denmark
Prior art keywords
suspension
polysilicate
polysilicate microgels
relates
microgels
Prior art date
Application number
DK98928774T
Other languages
English (en)
Inventor
Michael Persson
Bozena Stanislawa Tokarz
Maj-Lis Dahlgren
Hans Johansson
Original Assignee
Akzo Nobel Nv
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=26148201&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DK0989955(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Akzo Nobel Nv filed Critical Akzo Nobel Nv
Application granted granted Critical
Publication of DK0989955T3 publication Critical patent/DK0989955T3/da

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J13/00—Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
    • B01J13/0052—Preparation of gels
    • B01J13/0056—Preparation of gels containing inorganic material and water
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J13/00—Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00—Silicon; Compounds thereof
    • C01B33/113—Silicon oxides; Hydrates thereof
    • C01B33/12—Silica; Hydrates thereof, e.g. lepidoic silicic acid
    • C01B33/14—Colloidal silica, e.g. dispersions, gels, sols
    • C01B33/141—Preparation of hydrosols or aqueous dispersions
    • C01B33/142—Preparation of hydrosols or aqueous dispersions by acidic treatment of silicates
    • C01B33/143—Preparation of hydrosols or aqueous dispersions by acidic treatment of silicates of aqueous solutions of silicates
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00—Silicon; Compounds thereof
    • C01B33/20—Silicates
    • 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
    • C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
    • 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
    • C02F1/545—Silicon compounds
    • 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
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/63—Inorganic compounds
    • D21H17/67—Water-insoluble compounds, e.g. fillers, pigments
    • D21H17/68—Water-insoluble compounds, e.g. fillers, pigments siliceous, e.g. clays
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
    • D21H21/06—Paper forming aids
    • D21H21/10—Retention agents or drainage improvers
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/26—Nature of the water, waste water, sewage or sludge to be treated from the processing of plants or parts thereof
    • C02F2103/28—Nature of the water, waste water, sewage or sludge to be treated from the processing of plants or parts thereof from the paper or cellulose industry
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00—Controlling or monitoring parameters in water treatment
    • C02F2209/06—Controlling or monitoring parameters in water treatment pH
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/20—Macromolecular organic compounds
    • D21H17/21—Macromolecular organic compounds of natural origin; Derivatives thereof
    • D21H17/24—Polysaccharides
    • D21H17/28—Starch
    • D21H17/29—Starch cationic
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/20—Macromolecular organic compounds
    • D21H17/33—Synthetic macromolecular compounds
    • D21H17/34—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D21H17/37—Polymers of unsaturated acids or derivatives thereof, e.g. polyacrylates
    • D21H17/375—Poly(meth)acrylamide
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/20—Macromolecular organic compounds
    • D21H17/33—Synthetic macromolecular compounds
    • D21H17/34—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D21H17/41—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups
    • D21H17/44—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups cationic
    • D21H17/45—Nitrogen-containing groups
    • D21H17/455—Nitrogen-containing groups comprising tertiary amine or being at least partially quaternised

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Hydrology & Water Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Paper (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Silicon Compounds (AREA)
  • Silicates, Zeolites, And Molecular Sieves (AREA)
  • Inorganic Fibers (AREA)
DK98928774T 1997-06-09 1998-06-08 Polysilicat-mikrogeler DK0989955T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US4924097P 1997-06-09 1997-06-09
EP97850092 1997-06-09

Publications (1)

Publication Number Publication Date
DK0989955T3 true DK0989955T3 (da) 2006-07-31

Family

ID=26148201

Family Applications (2)

Application Number Title Priority Date Filing Date
DK98928774T DK0989955T3 (da) 1997-06-09 1998-06-08 Polysilicat-mikrogeler
DK05110075.8T DK1621518T3 (da) 1997-06-09 1998-06-08 Polysilicatmikrogeler

Family Applications After (1)

Application Number Title Priority Date Filing Date
DK05110075.8T DK1621518T3 (da) 1997-06-09 1998-06-08 Polysilicatmikrogeler

Country Status (17)

Country Link
US (1) US7662306B2 (da)
EP (3) EP0989955B1 (da)
JP (1) JP3434520B2 (da)
KR (1) KR100413100B1 (da)
CN (2) CN100393619C (da)
AT (3) ATE427910T1 (da)
AU (1) AU744331C (da)
BR (1) BR9809540A (da)
CA (1) CA2292652C (da)
DE (3) DE69840734D1 (da)
DK (2) DK0989955T3 (da)
ES (3) ES2256940T3 (da)
ID (1) ID23888A (da)
NO (1) NO329170B1 (da)
PT (3) PT1621518E (da)
RU (1) RU2201395C2 (da)
WO (1) WO1998056715A1 (da)

Families Citing this family (33)

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US6060523A (en) * 1998-07-20 2000-05-09 E. I. Du Pont De Nemours And Company Continuous process for preparing microgels
US6083997A (en) * 1998-07-28 2000-07-04 Nalco Chemical Company Preparation of anionic nanocomposites and their use as retention and drainage aids in papermaking
US7169261B2 (en) 1999-05-04 2007-01-30 Akzo Nobel N.V. Silica-based sols
AU758165B2 (en) * 1999-05-04 2003-03-20 Akzo Nobel Chemicals International B.V. Silica-based sols
US6379501B1 (en) * 1999-12-14 2002-04-30 Hercules Incorporated Cellulose products and processes for preparing the same
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ES2286445T3 (es) * 2002-05-31 2007-12-01 Sabalo N.V. Solucion acuosa de acido silicilico no coloidal y acido borico.
JP4495007B2 (ja) * 2004-03-02 2010-06-30 株式会社トクヤマ 製紙排水の処理方法及び製紙におけるシリカゾルの利用方法
EP1721869B1 (en) * 2004-03-02 2011-06-15 Tokuyama Corporation Method for treating papermaking waste water and method for utilizing silica sol in papermaking
US7629392B2 (en) 2004-04-07 2009-12-08 Akzo Nobel N.V. Silica-based sols and their production and use
US7732495B2 (en) 2004-04-07 2010-06-08 Akzo Nobel N.V. Silica-based sols and their production and use
US7955473B2 (en) 2004-12-22 2011-06-07 Akzo Nobel N.V. Process for the production of paper
KR20070093976A (ko) * 2004-12-22 2007-09-19 쉬드-케미아크티엔게젤샤프트 하나 이상의 화학 성분을 검출하기 위한 장치
US20060254464A1 (en) 2005-05-16 2006-11-16 Akzo Nobel N.V. Process for the production of paper
CN100375712C (zh) * 2005-12-27 2008-03-19 五邑大学 双剂型聚硅酸盐混凝剂的制备方法
ES2531739T3 (es) 2005-12-30 2015-03-18 Akzo Nobel N.V. Un procedimiento para la producción de papel
AU2007302115B2 (en) 2006-09-27 2012-01-19 Basf Se Siliceous composition and its use in papermaking
AR066831A1 (es) 2007-06-07 2009-09-16 Akzo Nobel Nv Soles a base de silice
US7691347B2 (en) 2007-09-19 2010-04-06 Freeport-Mcmoran Corporation Silica removal from pregnant leach solutions
AR072689A1 (es) 2008-07-14 2010-09-15 Akzo Nobel Nv Soles basados en silice metodo para producirlos uso y metodo para producir papel que los utiliza
BRPI0914369A2 (pt) 2008-10-29 2015-10-20 Du Pont "processo para o tratamento de um fluxo de rejeitos"
GB0821527D0 (en) * 2008-11-26 2008-12-31 Ciba Holding Inc Aqueous polysilicate composition, its preparation and its use in papermaking
US8333835B2 (en) 2010-04-08 2012-12-18 Nalco Company Sulfur containing silica particle
US8377194B2 (en) 2010-04-08 2013-02-19 Nalco Company Sulfur containing silica particle
US8936772B2 (en) 2010-04-08 2015-01-20 Ecolab Usa Inc. Silica containing particle
WO2013052876A1 (en) 2011-10-07 2013-04-11 Nalco Company Gas stream treatment process
RU2525087C2 (ru) * 2012-10-29 2014-08-10 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "ДАГЕСТАНСКИЙ ГОСУДАРСТВЕННЫЙ УНИВЕРСИТЕТ" Способ получения геля кремниевой кислоты
FR3001236B1 (fr) * 2013-01-22 2015-06-26 Emin Leydier Composition aqueuse, pour la fabrication de supports fibreux en feuille a proprietes de resistance mecanique ameliorees, procede, utilisation, supports fibreux et articles manufactures associes
CA2920342C (en) 2013-08-23 2020-02-18 Akzo Nobel Chemicals International B.V. Silica sol
CN106315593A (zh) * 2016-07-25 2017-01-11 汪承源 一种超微孔纳米SiO2的制法
WO2019166526A1 (en) 2018-03-02 2019-09-06 Nouryon Chemicals International B.V. Charge-reversed silica sol
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US5626721A (en) 1994-03-14 1997-05-06 E. I. Du Pont De Nemours And Company Process for preparing water soluble polyaluminosilicates
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US5846384A (en) 1995-06-15 1998-12-08 Eka Chemicals Ab Process for the production of paper
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BR9809540A (pt) * 1997-06-09 2000-06-20 Akzo Nobel Nv Microgéis de polissilicatos.
UA67750C2 (uk) 1997-09-30 2004-07-15 Налко Кемікал Компані Синтетичний аморфний боросилікат, спосіб одержання колоїдного боросилікату, боросилікатна фільтрувальна композиція і спосіб виготовлення целюлозного полотна для виробництва паперу
US6083997A (en) 1998-07-28 2000-07-04 Nalco Chemical Company Preparation of anionic nanocomposites and their use as retention and drainage aids in papermaking
US7169261B2 (en) * 1999-05-04 2007-01-30 Akzo Nobel N.V. Silica-based sols

Also Published As

Publication number Publication date
JP3434520B2 (ja) 2003-08-11
DK1621518T3 (da) 2010-11-22
EP0989955A1 (en) 2000-04-05
PT1650163E (pt) 2009-06-25
WO1998056715A1 (en) 1998-12-17
NO996057D0 (no) 1999-12-08
BR9809540A (pt) 2000-06-20
ATE427910T1 (de) 2009-04-15
ES2256940T3 (es) 2006-07-16
KR20010013537A (ko) 2001-02-26
ES2350451T3 (es) 2011-01-24
ATE321735T1 (de) 2006-04-15
PT1621518E (pt) 2010-11-15
ID23888A (id) 2000-05-25
CA2292652A1 (en) 1998-12-17
KR100413100B1 (ko) 2003-12-31
DE69840734D1 (de) 2009-05-20
DE69834035D1 (de) 2006-05-18
RU2201395C2 (ru) 2003-03-27
EP0989955B1 (en) 2006-03-29
CN100393619C (zh) 2008-06-11
CN1676462A (zh) 2005-10-05
AU744331B2 (en) 2002-02-21
NO329170B1 (no) 2010-09-06
AU744331C (en) 2003-12-04
CN1259923A (zh) 2000-07-12
JP2000512978A (ja) 2000-10-03
EP1621518A1 (en) 2006-02-01
PT989955E (pt) 2006-06-30
US7662306B2 (en) 2010-02-16
CN1205117C (zh) 2005-06-08
EP1621518B1 (en) 2010-08-11
US20030025103A1 (en) 2003-02-06
NO996057L (no) 2000-02-08
ES2324304T3 (es) 2009-08-04
CA2292652C (en) 2004-03-30
DE69834035T2 (de) 2006-11-02
EP1650163A1 (en) 2006-04-26
AU8048898A (en) 1998-12-30
EP1650163B1 (en) 2009-04-08
ATE477213T1 (de) 2010-08-15
DE69841835D1 (de) 2010-09-23

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