ATE135665T1 - Verfahren zur herstellung von polysilikatmikrogelen niedriger konzentration - Google Patents

Verfahren zur herstellung von polysilikatmikrogelen niedriger konzentration

Info

Publication number
ATE135665T1
ATE135665T1 AT93911324T AT93911324T ATE135665T1 AT E135665 T1 ATE135665 T1 AT E135665T1 AT 93911324 T AT93911324 T AT 93911324T AT 93911324 T AT93911324 T AT 93911324T AT E135665 T1 ATE135665 T1 AT E135665T1
Authority
AT
Austria
Prior art keywords
low concentration
polysilicate microgels
producing
producing polysilicate
concentration
Prior art date
Application number
AT93911324T
Other languages
English (en)
Inventor
Robert Harvey Moffett
John Derek Rushmere
Original Assignee
Du Pont
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=25391877&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE135665(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Du Pont filed Critical Du Pont
Application granted granted Critical
Publication of ATE135665T1 publication Critical patent/ATE135665T1/de

Links

Classifications

    • 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
    • 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
    • Y10S516/00—Colloid systems and wetting agents; subcombinations thereof; processes of
    • Y10S516/922—Colloid systems having specified particle size, range, or distribution, e.g. bimodal particle distribution

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Silicon Compounds (AREA)
  • Silicates, Zeolites, And Molecular Sieves (AREA)
  • Paper (AREA)
  • Silicon Polymers (AREA)
AT93911324T 1992-05-26 1993-05-20 Verfahren zur herstellung von polysilikatmikrogelen niedriger konzentration ATE135665T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/887,793 US5279807A (en) 1992-05-26 1992-05-26 Method for preparing low-concentration polysilicate microgels

Publications (1)

Publication Number Publication Date
ATE135665T1 true ATE135665T1 (de) 1996-04-15

Family

ID=25391877

Family Applications (1)

Application Number Title Priority Date Filing Date
AT93911324T ATE135665T1 (de) 1992-05-26 1993-05-20 Verfahren zur herstellung von polysilikatmikrogelen niedriger konzentration

Country Status (12)

Country Link
US (2) US5279807A (de)
EP (1) EP0642466B1 (de)
JP (1) JP2738981B2 (de)
AT (1) ATE135665T1 (de)
AU (1) AU661175B2 (de)
BR (1) BR9306543A (de)
DE (1) DE69301917T2 (de)
DK (1) DK0642466T3 (de)
ES (1) ES2086227T3 (de)
GR (1) GR3019596T3 (de)
NO (1) NO313823B1 (de)
WO (1) WO1993024409A1 (de)

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US5503820A (en) * 1992-05-26 1996-04-02 E. I. Du Pont De Nemours And Company Method for preparing low-concentration polysilicate microgels
US5980836A (en) * 1992-05-26 1999-11-09 E. I. Du Pont De Nemours And Company Apparatus for preparing low-concentration polyaluminosilicate microgels
US5707494A (en) * 1994-03-14 1998-01-13 E. I. Du Pont De Nemours And Company Process for preparing water soluble polyaluminosilicates
KR100336238B1 (ko) * 1995-02-24 2002-06-20 만셀 케이쓰 로드니 첨가제블렌딩시스템및방법
US5846384A (en) * 1995-06-15 1998-12-08 Eka Chemicals Ab Process for the production of paper
SE9502522D0 (sv) * 1995-07-07 1995-07-07 Eka Nobel Ab A process for the production of paper
CA2236922A1 (en) * 1995-11-08 1997-05-15 Minerals Technologies Inc. Synthetic mineral microparticles and retention aid and water treatment systems and methods using such particles
GB9603909D0 (en) 1996-02-23 1996-04-24 Allied Colloids Ltd Production of paper
US5900116A (en) 1997-05-19 1999-05-04 Sortwell & Co. Method of making paper
EP0983210A1 (de) 1997-05-19 2000-03-08 Sortwell & Co Verfahren zur behandlung von wasser mit verwendung von zeolitcrystalloid koaguliermittel
JP4933688B2 (ja) * 1997-06-04 2012-05-16 イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニー 低濃度ポリアルミノケイ酸塩ミクロゲルを調製するための改善された方法
PT989956E (pt) 1997-06-09 2012-06-25 Akzo Nobel Nv Processo de preparação de microgéis de polissilicato
CN1205117C (zh) 1997-06-09 2005-06-08 阿克佐诺贝尔公司 聚硅酸盐微凝胶
KR100573343B1 (ko) * 1997-06-13 2006-04-24 이 아이 듀폰 디 네모아 앤드 캄파니 저-농도 폴리알루미노실리케이트 마이크로겔의 개선된제조 방법
CO5070714A1 (es) 1998-03-06 2001-08-28 Nalco Chemical Co Proceso para la preparacion de silice coloidal estable
US6183650B1 (en) 1998-05-04 2001-02-06 Minerals Technologies Inc. Synthetic mineral microparticles and retention aid and water treatment systems and methods using such particles
US6060523A (en) * 1998-07-20 2000-05-09 E. I. Du Pont De Nemours And Company Continuous process for preparing microgels
PL201407B1 (pl) * 1999-05-04 2009-04-30 Akzo Nobel Nv Zol wodny zawierający cząsteczki na bazie krzemionki, zastosowanie zolu wodnego zawierającego cząsteczki na bazie krzemionki i sposób wytwarzania papieru
US7169261B2 (en) 1999-05-04 2007-01-30 Akzo Nobel N.V. Silica-based sols
KR100357638B1 (ko) * 1999-08-31 2002-10-25 삼성전자 주식회사 실리카 솔의 초음파 분산 장치
US6274112B1 (en) * 1999-12-08 2001-08-14 E. I. Du Pont De Nemours And Company Continuous production of silica-based microgels
US7905653B2 (en) * 2001-07-31 2011-03-15 Mega Fluid Systems, Inc. Method and apparatus for blending process materials
CN100457620C (zh) * 2002-01-28 2009-02-04 国家非金属矿深加工工程技术研究中心 天然硅酸镁铝凝胶的制备方法
US6883957B2 (en) * 2002-05-08 2005-04-26 Cytonome, Inc. On chip dilution system
US7732495B2 (en) * 2004-04-07 2010-06-08 Akzo Nobel N.V. Silica-based sols and their production and use
US7629392B2 (en) * 2004-04-07 2009-12-08 Akzo Nobel N.V. Silica-based sols and their production and use
ATE553065T1 (de) * 2004-12-01 2012-04-15 Ciba Spec Chem Water Treat Ltd Schnelles niederdruckverfahren zur herstellung von silikagelen und -mikrogelen
DE102005018243A1 (de) * 2005-04-19 2006-10-26 Henkel Kgaa Verfahren zur Erzeugung flüssiger Zubereitungen mit Festkörpergehalt
CA2664490A1 (en) * 2006-09-27 2008-04-03 Ciba Holding Inc. Siliceous composition and its use in papermaking
US8409647B2 (en) * 2008-08-12 2013-04-02 E. I. Du Pont De Nemours And Company Silica microgels for reducing chill haze
US8609068B2 (en) * 2010-02-24 2013-12-17 J.M. Huber Corporation Continuous silica production process and silica product prepared from same
US9150442B2 (en) 2010-07-26 2015-10-06 Sortwell & Co. Method for dispersing and aggregating components of mineral slurries and high-molecular weight multivalent polymers for clay aggregation
US9028605B2 (en) 2011-02-25 2015-05-12 J.M. Huber Corporation Coating compositions comprising spheroid silica or silicate
US8721896B2 (en) 2012-01-25 2014-05-13 Sortwell & Co. Method for dispersing and aggregating components of mineral slurries and low molecular weight multivalent polymers for mineral aggregation
CN104947499B (zh) * 2013-12-18 2018-01-19 艺康美国股份有限公司 硅溶胶、制备其的设备和方法和其在造纸中的应用

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US2310009A (en) * 1938-09-21 1943-02-02 Philadelphia Quartz Co Water purification
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US2466842A (en) * 1945-11-15 1949-04-12 Davison Chemical Corp Method for making silica hydrosol
US2769785A (en) * 1950-09-02 1956-11-06 B I F Ind Inc Continuous silica sol apparatus
GB827586A (en) * 1955-03-15 1960-02-10 Water Res Ass Improvements in or relating to the treatment of water
GB1044019A (en) * 1963-10-17 1966-09-28 Permutit Co Ltd Improvements relating to the production of silica sol
GB1300946A (en) * 1966-05-26 1972-12-29 Peter Spence And Sons Ltd Improvements in or relating to the preparation of active siliceous compounds and their use in the production of crystalline synthetic zeolites
GB1386686A (en) * 1972-09-13 1975-03-12 Pfeiffer Vakuumtechnik Production of casting resins
DE2346347A1 (de) * 1973-09-14 1975-03-27 Demag Kunststofftech Mischvorrichtung fuer die formgebende verarbeitung von sich aus mehreren, vorzugsweise fluessigen komponenten bildenden kunststoffen
US4204977A (en) * 1976-02-09 1980-05-27 Olin Corporation Polyurethane foam generating apparatus
AU499635B2 (en) * 1976-02-20 1979-04-26 Thapa Chemical Industry Co Ltd Material mixing apparatus
DE2631588B2 (de) * 1976-07-14 1979-06-07 Elastogran Maschinenbau Gmbh & Co, 8021 Strasslach Vorrichtung zur Herstellung von Kunststoffen, insbesondere Polyurethan, aus mindestens zwei reaktiven Komponenten
US4213950A (en) * 1978-12-22 1980-07-22 E. I. Du Pont De Nemours And Company Process for preparing amorphous particulate poly(alumino-silicate)
DE3037898A1 (de) * 1980-10-07 1982-05-06 Bruker Analytische Meßtechnik GmbH, 7512 Rheinstetten Mischkammer
JPS5926911A (ja) * 1982-08-04 1984-02-13 Toyo Soda Mfg Co Ltd 球状多孔性シリカゲルおよびその製造法
FR2567504B1 (fr) * 1984-07-11 1989-12-29 Rhone Poulenc Chim Base Colloides de silice et silices spheriques et procedes pour leur obtiention
DD270289A1 (de) * 1986-02-21 1989-07-26 Univ Schiller Jena Verfahren zur herstellung von kieselgelen, vorzugsweise fuer chromatographische anwendungen
DE3633343A1 (de) * 1986-09-10 1988-03-17 Bayer Ag Verfahren und vorrichtung zum herstellen eines kunststoff, insbesondere schaumstoff bildenden, fliessfaehigen reaktionsgemisches aus mindestens zwei fliessfaehigen reaktionskomponenten im durchlauf
US5176891A (en) * 1988-01-13 1993-01-05 Eka Chemicals, Inc. Polyaluminosilicate process
DE68906623T2 (de) * 1988-09-16 1993-11-11 Du Pont Polysilikatmikrogele als Rückhaltungs-/Entwässerungshilfsmittel bei der Papierherstellung.
US4954220A (en) * 1988-09-16 1990-09-04 E. I. Du Pont De Nemours And Company Polysilicate microgels as retention/drainage aids in papermaking
SE500387C2 (sv) * 1989-11-09 1994-06-13 Eka Nobel Ab Silikasoler, förfarande för framställning av silikasoler samt användning av solerna i pappersframställning
US5082633A (en) * 1990-06-14 1992-01-21 The Dow Chemical Company Mix head for mixing reactive chemicals

Also Published As

Publication number Publication date
NO944523D0 (no) 1994-11-25
WO1993024409A1 (en) 1993-12-09
EP0642466B1 (de) 1996-03-20
AU4249993A (en) 1993-12-30
DK0642466T3 (da) 1996-04-15
US5312595A (en) 1994-05-17
NO944523L (no) 1994-11-25
US5279807A (en) 1994-01-18
DE69301917T2 (de) 1996-09-05
EP0642466A1 (de) 1995-03-15
DE69301917D1 (de) 1996-04-25
AU661175B2 (en) 1995-07-13
NO313823B1 (no) 2002-12-09
JPH07507990A (ja) 1995-09-07
GR3019596T3 (en) 1996-07-31
JP2738981B2 (ja) 1998-04-08
ES2086227T3 (es) 1996-06-16
BR9306543A (pt) 1998-09-15

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Legal Events

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UEP Publication of translation of european patent specification