NO129195B - - Google Patents

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Publication number
NO129195B
NO129195B NO701171A NO117170A NO129195B NO 129195 B NO129195 B NO 129195B NO 701171 A NO701171 A NO 701171A NO 117170 A NO117170 A NO 117170A NO 129195 B NO129195 B NO 129195B
Authority
NO
Norway
Prior art keywords
silicon
sols
silicon dioxide
approx
reaction
Prior art date
Application number
NO701171A
Other languages
English (en)
Norwegian (no)
Inventor
J Bobb
Original Assignee
Philadelphia Quartz 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 Philadelphia Quartz Co filed Critical Philadelphia Quartz Co
Publication of NO129195B publication Critical patent/NO129195B/no

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00Silicon; Compounds thereof
    • C01B33/113Silicon oxides; Hydrates thereof
    • C01B33/12Silica; Hydrates thereof, e.g. lepidoic silicic acid
    • C01B33/14Colloidal silica, e.g. dispersions, gels, sols
    • C01B33/141Preparation of hydrosols or aqueous dispersions
    • C01B33/1412Preparation of hydrosols or aqueous dispersions by oxidation of silicon in basic medium
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00Silicon; Compounds thereof
    • C01B33/113Silicon oxides; Hydrates thereof
    • C01B33/12Silica; Hydrates thereof, e.g. lepidoic silicic acid
    • C01B33/14Colloidal silica, e.g. dispersions, gels, sols
    • C01B33/146After-treatment of sols
    • C01B33/148Concentration; Drying; Dehydration; Stabilisation; Purification
    • C01B33/1485Stabilisation, e.g. prevention of gelling; Purification

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Silicon Compounds (AREA)
NO701171A 1969-03-27 1970-03-31 NO129195B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US81121969A 1969-03-27 1969-03-27

Publications (1)

Publication Number Publication Date
NO129195B true NO129195B (zh) 1974-03-11

Family

ID=25205922

Family Applications (1)

Application Number Title Priority Date Filing Date
NO701171A NO129195B (zh) 1969-03-27 1970-03-31

Country Status (5)

Country Link
US (1) US3650977A (zh)
BE (1) BE748091A (zh)
DE (1) DE2014798A1 (zh)
NO (1) NO129195B (zh)
SE (1) SE358873B (zh)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3124893A1 (de) * 1981-06-25 1983-01-13 Henkel KGaA, 4000 Düsseldorf Verfahren zur herstellung von festem, kristallinem, wasserfreiem natriummetasilikat
US4957639A (en) * 1987-06-01 1990-09-18 Emox High Technology, Inc. Method for enhancing recovery of oil and compositions related thereto
US5254195A (en) * 1992-05-08 1993-10-19 Industrial Technology Research Institute Process for manufacturing moisture exchange element
IL107932A0 (en) * 1992-12-08 1994-04-12 Miroevski Piotr Ravilevich Method and apparatus for producing a silicon based binding composition and product prepared therefrom
JP3495882B2 (ja) * 1997-06-17 2004-02-09 ニチアス株式会社 シリカゲル担持方法及び除湿用素子の作製方法
US8052788B2 (en) * 2005-08-10 2011-11-08 Nalco Company Method of producing silica sols with controllable broad size distribution and minimum particle size
CN103601199A (zh) * 2013-10-14 2014-02-26 浙江晶盛硅晶材料有限公司 一种利用切割硅片的废砂浆制备硅溶胶的方法
CN105293506A (zh) * 2015-11-11 2016-02-03 山东科技大学 一种大粒径硅溶胶的制备方法
CN110980745B (zh) * 2019-10-30 2021-11-30 航天特种材料及工艺技术研究所 一种硅溶胶及制备方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2614993A (en) * 1949-08-10 1952-10-21 Du Pont Preparation of silica sols from silicon metal

Also Published As

Publication number Publication date
US3650977A (en) 1972-03-21
BE748091A (fr) 1970-09-28
DE2014798A1 (de) 1970-11-19
SE358873B (zh) 1973-08-13

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