NL145825B - Werkwijze ter bereiding van natriumfluoride en siliciumdioxyde uit dinatriumhexafluorosilicaat. - Google Patents

Werkwijze ter bereiding van natriumfluoride en siliciumdioxyde uit dinatriumhexafluorosilicaat.

Info

Publication number: NL145825B
Authority: NL; Netherlands
Prior art keywords: silicon dioxide; sodium fluoride; preparing sodium; hexafluorosilicate; disodium
Prior art date: 1969-05-29

Application number

NL707007745A

Other languages

English (en)

Dutch (nl)

Other versions

NL7007745A (fr

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.)

1969-05-29

Filing date

1970-05-28

Publication date

1975-05-15

1970-05-28 Application filed by Onoda Chem Ind Co Ltd filed Critical Onoda Chem Ind Co Ltd

1970-12-01 Publication of NL7007745A publication Critical patent/NL7007745A/xx

1975-05-15 Publication of NL145825B publication Critical patent/NL145825B/xx

Links

VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title 2
PUZPDOWCWNUUKD-UHFFFAOYSA-M sodium fluoride Chemical compound [F-].[Na+] PUZPDOWCWNUUKD-UHFFFAOYSA-M 0.000 title 2
-1 DISODIUM HEXAFLUOROSILICATE Chemical compound 0.000 title 1
238000004519 manufacturing process Methods 0.000 title 1
235000012239 silicon dioxide Nutrition 0.000 title 1
239000000377 silicon dioxide Substances 0.000 title 1
235000013024 sodium fluoride Nutrition 0.000 title 1
239000011775 sodium fluoride Substances 0.000 title 1

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)

NL707007745A 1969-05-29 1970-05-28 Werkwijze ter bereiding van natriumfluoride en siliciumdioxyde uit dinatriumhexafluorosilicaat. NL145825B (nl)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number	Publication Date
NL7007745A NL7007745A (fr)	1970-12-01
NL145825B true NL145825B (nl)	1975-05-15

Family

ID=12606300

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL707007745A NL145825B (nl)	1969-05-29	1970-05-28	Werkwijze ter bereiding van natriumfluoride en siliciumdioxyde uit dinatriumhexafluorosilicaat.

Country Status (11)

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

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

1970
- 1970-05-20 ZA ZA703426A patent/ZA703426B/xx unknown
- 1970-05-25 IL IL34592A patent/IL34592A/en unknown
- 1970-05-25 PH PH11475*UA patent/PH9319A/en unknown
- 1970-05-25 CA CA083653A patent/CA927575A/en not_active Expired
- 1970-05-27 FI FI1491/70A patent/FI55022C/fi active
- 1970-05-28 NL NL707007745A patent/NL145825B/xx not_active IP Right Cessation
- 1970-05-28 FR FR7019600A patent/FR2048948A5/fr not_active Expired
- 1970-05-28 BE BE751090D patent/BE751090A/fr unknown
- 1970-05-29 ES ES380176A patent/ES380176A1/es not_active Expired
- 1970-05-29 DE DE2026484A patent/DE2026484C3/de not_active Expired
- 1970-05-29 GB GB1295760D patent/GB1295760A/en not_active Expired

Also Published As

Publication number	Publication date
NL7007745A (fr)	1970-12-01
IL34592A0 (en)	1970-07-19
DE2026484B2 (de)	1980-06-19
FI55022B (fi)	1979-01-31
IL34592A (en)	1973-08-29
PH9319A (en)	1975-08-22
GB1295760A (fr)	1972-11-08
ES380176A1 (es)	1973-04-16
FR2048948A5 (fr)	1971-03-19
DE2026484C3 (de)	1981-07-16
DE2026484A1 (de)	1971-04-01
CA927575A (en)	1973-06-05
BE751090A (fr)	1970-11-03
FI55022C (fi)	1979-05-10
ZA703426B (en)	1971-01-27

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Legal Events

Date	Code	Title	Description
1984-05-16	V1	Lapsed because of non-payment of the annual fee
1990-05-31	NL80	Information provided on patent owner name for an already discontinued patent	Owner name: ONODA