IL34592A - The manufacture of sodium fluoride and silica gel as solid materials by the decomposition of sodium silico-fluoride - Google Patents

The manufacture of sodium fluoride and silica gel as solid materials by the decomposition of sodium silico-fluoride

Info

Publication number
IL34592A
IL34592A IL34592A IL3459270A IL34592A IL 34592 A IL34592 A IL 34592A IL 34592 A IL34592 A IL 34592A IL 3459270 A IL3459270 A IL 3459270A IL 34592 A IL34592 A IL 34592A
Authority
IL
Israel
Prior art keywords
sodium
fluoride
aqueous
slurry
ammonium
Prior art date
Application number
IL34592A
Other languages
English (en)
Other versions
IL34592A0 (en
Original Assignee
Onoda Chem Ind Co Ltd
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 Onoda Chem Ind Co Ltd filed Critical Onoda Chem Ind Co Ltd
Publication of IL34592A0 publication Critical patent/IL34592A0/xx
Publication of IL34592A publication Critical patent/IL34592A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D3/00—Halides of sodium, potassium or alkali metals in general
    • C01D3/02—Fluorides
    • 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
    • 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
    • C01B33/152—Preparation of hydrogels
    • C01B33/1525—Preparation of hydrogels from or via fluosilicic acid or salts thereof
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
    • C01C1/00—Ammonia; Compounds thereof
    • C01C1/16—Halides of ammonium
    • C01C1/162—Ammonium fluoride
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D1/00—Oxides or hydroxides of sodium, potassium or alkali metals in general
    • C01D1/04—Hydroxides
    • C01D1/20—Preparation by reacting oxides or hydroxides with alkali metal salts
    • C01D1/24—Preparation by reacting oxides or hydroxides with alkali metal salts from or via fluorides or silico-fluorides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Dispersion Chemistry (AREA)
  • Silicon Compounds (AREA)
IL34592A 1969-05-29 1970-05-25 The manufacture of sodium fluoride and silica gel as solid materials by the decomposition of sodium silico-fluoride IL34592A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4136069 1969-05-29

Publications (2)

Publication Number Publication Date
IL34592A0 IL34592A0 (en) 1970-07-19
IL34592A true IL34592A (en) 1973-08-29

Family

ID=12606300

Family Applications (1)

Application Number Title Priority Date Filing Date
IL34592A IL34592A (en) 1969-05-29 1970-05-25 The manufacture of sodium fluoride and silica gel as solid materials by the decomposition of sodium silico-fluoride

Country Status (11)

Country Link
BE (1) BE751090A (fi)
CA (1) CA927575A (fi)
DE (1) DE2026484C3 (fi)
ES (1) ES380176A1 (fi)
FI (1) FI55022C (fi)
FR (1) FR2048948A5 (fi)
GB (1) GB1295760A (fi)
IL (1) IL34592A (fi)
NL (1) NL145825B (fi)
PH (1) PH9319A (fi)
ZA (1) ZA703426B (fi)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3000702A (en) * 1958-05-23 1961-09-19 Grace W R & Co Manufacture of sodium fluoride

Also Published As

Publication number Publication date
FI55022B (fi) 1979-01-31
NL7007745A (fi) 1970-12-01
DE2026484A1 (de) 1971-04-01
DE2026484B2 (de) 1980-06-19
BE751090A (fr) 1970-11-03
FI55022C (fi) 1979-05-10
ES380176A1 (es) 1973-04-16
FR2048948A5 (fi) 1971-03-19
NL145825B (nl) 1975-05-15
PH9319A (en) 1975-08-22
DE2026484C3 (de) 1981-07-16
IL34592A0 (en) 1970-07-19
CA927575A (en) 1973-06-05
GB1295760A (fi) 1972-11-08
ZA703426B (en) 1971-01-27

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