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FR2787101B1 - DISPERSION OF SILICA PARTICLES STABILIZED BY ALUMINUM COMPLEXES - Google Patents

DISPERSION OF SILICA PARTICLES STABILIZED BY ALUMINUM COMPLEXES

Info

Publication number
FR2787101B1
FR2787101B1 FR9816177A FR9816177A FR2787101B1 FR 2787101 B1 FR2787101 B1 FR 2787101B1 FR 9816177 A FR9816177 A FR 9816177A FR 9816177 A FR9816177 A FR 9816177A FR 2787101 B1 FR2787101 B1 FR 2787101B1
Authority
FR
France
Prior art keywords
dispersion
silica particles
aluminum complexes
particles stabilized
stabilized
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.)
Expired - Fee Related
Application number
FR9816177A
Other languages
French (fr)
Other versions
FR2787101A1 (en
Inventor
Ching Jean Yves Chane
Elise Deblock
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.)
Rhodia Chimie SAS
Original Assignee
Rhodia Chimie SAS
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 Rhodia Chimie SAS filed Critical Rhodia Chimie SAS
Priority to FR9816177A priority Critical patent/FR2787101B1/en
Priority to PCT/FR1999/003117 priority patent/WO2000035807A1/en
Priority to AU16637/00A priority patent/AU1663700A/en
Publication of FR2787101A1 publication Critical patent/FR2787101A1/en
Application granted granted Critical
Publication of FR2787101B1 publication Critical patent/FR2787101B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • C01B33/146—After-treatment of sols
    • C01B33/149—Coating
    • 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
    • C02F11/00—Treatment of sludge; Devices therefor
    • C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
    • C02F11/14—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents
    • C02F11/143—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents using inorganic substances

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Inorganic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dispersion Chemistry (AREA)
  • Colloid Chemistry (AREA)
  • Silicon Compounds (AREA)
FR9816177A 1998-12-11 1998-12-11 DISPERSION OF SILICA PARTICLES STABILIZED BY ALUMINUM COMPLEXES Expired - Fee Related FR2787101B1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR9816177A FR2787101B1 (en) 1998-12-11 1998-12-11 DISPERSION OF SILICA PARTICLES STABILIZED BY ALUMINUM COMPLEXES
PCT/FR1999/003117 WO2000035807A1 (en) 1998-12-11 1999-12-13 Dispersion of silica particles stabilised by aluminium complexes
AU16637/00A AU1663700A (en) 1998-12-11 1999-12-13 Dispersion of silica particles stabilised by aluminium complexes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9816177A FR2787101B1 (en) 1998-12-11 1998-12-11 DISPERSION OF SILICA PARTICLES STABILIZED BY ALUMINUM COMPLEXES

Publications (2)

Publication Number Publication Date
FR2787101A1 FR2787101A1 (en) 2000-06-16
FR2787101B1 true FR2787101B1 (en) 2002-01-18

Family

ID=9534274

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9816177A Expired - Fee Related FR2787101B1 (en) 1998-12-11 1998-12-11 DISPERSION OF SILICA PARTICLES STABILIZED BY ALUMINUM COMPLEXES

Country Status (3)

Country Link
AU (1) AU1663700A (en)
FR (1) FR2787101B1 (en)
WO (1) WO2000035807A1 (en)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3252917A (en) * 1962-08-27 1966-05-24 Nalco Chemical Co Method of producing alumina-coated silica in sol form
NL7019059A (en) * 1970-12-31 1972-07-04
FR2137301A1 (en) * 1971-05-18 1972-12-29 Du Pont Alumina coated silica particles in sol for use in paper making
US3956171A (en) * 1973-07-30 1976-05-11 E. I. Du Pont De Nemours And Company Process for preparing stable positively charged alumina coated silica sols and product thereof
US4655934A (en) * 1985-09-12 1987-04-07 Nalco Chemical Company Dimeric aluminum compounds and their use
JP2677646B2 (en) * 1988-12-26 1997-11-17 旭電化工業株式会社 Method for producing colloidal silica
US5196177A (en) * 1990-01-17 1993-03-23 Nissan Chemical Industries, Ltd. Production of stable aqueous silica sol
US5076939A (en) * 1991-05-02 1991-12-31 Calgon Corporation Method for detackification of paint spray operation wastes

Also Published As

Publication number Publication date
WO2000035807A1 (en) 2000-06-22
FR2787101A1 (en) 2000-06-16
AU1663700A (en) 2000-07-03

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20070831