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AU4215699A - Stabilization of silica dispersions - Google Patents

Stabilization of silica dispersions

Info

Publication number
AU4215699A
AU4215699A AU42156/99A AU4215699A AU4215699A AU 4215699 A AU4215699 A AU 4215699A AU 42156/99 A AU42156/99 A AU 42156/99A AU 4215699 A AU4215699 A AU 4215699A AU 4215699 A AU4215699 A AU 4215699A
Authority
AU
Australia
Prior art keywords
stabilization
silica dispersions
dispersions
silica
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
AU42156/99A
Inventor
Jeffrey P. Chamberlain
Richard J. Strittmatter
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.)
Angus Chemical Co
Original Assignee
Angus Chemical Co
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 Angus Chemical Co filed Critical Angus Chemical Co
Publication of AU4215699A publication Critical patent/AU4215699A/en
Abandoned 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
    • C01B33/148—Concentration; Drying; Dehydration; Stabilisation; Purification
    • C01B33/1485—Stabilisation, e.g. prevention of gelling; Purification

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Silicon Compounds (AREA)
  • Colloid Chemistry (AREA)
AU42156/99A 1998-06-04 1999-05-28 Stabilization of silica dispersions Abandoned AU4215699A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US8792898P 1998-06-04 1998-06-04
US60087928 1998-06-04
PCT/US1999/011849 WO1999062628A1 (en) 1998-06-04 1999-05-28 Stabilization of silica dispersions

Publications (1)

Publication Number Publication Date
AU4215699A true AU4215699A (en) 1999-12-20

Family

ID=22208110

Family Applications (1)

Application Number Title Priority Date Filing Date
AU42156/99A Abandoned AU4215699A (en) 1998-06-04 1999-05-28 Stabilization of silica dispersions

Country Status (2)

Country Link
AU (1) AU4215699A (en)
WO (1) WO1999062628A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1272580A2 (en) 2000-04-11 2003-01-08 Cabot Microelectronics Corporation System for the preferential removal of silicon oxide
FR2819245B1 (en) * 2001-01-09 2004-11-26 Clariant NOVEL AQUEOUS SUSPENSIONS OF NEUTRAL PH ANIONIC COLLOIDAL SILICA AND PREPARATION METHOD THEREOF, AND APPLICATIONS THEREOF
US6612911B2 (en) 2001-01-16 2003-09-02 Cabot Microelectronics Corporation Alkali metal-containing polishing system and method

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2601352A (en) * 1950-01-16 1952-06-24 Du Pont Silica sols and method of making same
US2799658A (en) * 1952-05-02 1957-07-16 Monsanto Chemicals Colloidal silica compositions
US2984629A (en) * 1957-11-04 1961-05-16 Cabot Corp Aqueous dispersions of pyrogenic silica
US3630954A (en) * 1969-05-08 1971-12-28 Du Pont Organic amine-strong base stabilized high surface area silica sols and method for preparing same
US5221497A (en) * 1988-03-16 1993-06-22 Nissan Chemical Industries, Ltd. Elongated-shaped silica sol and method for preparing the same
US5176752A (en) * 1991-07-31 1993-01-05 W. R. Grace & Co.-Conn. Stabilized microsilica slurries and cement compositions containing the same

Also Published As

Publication number Publication date
WO1999062628A1 (en) 1999-12-09

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase