GB1148248A - Method for producing an anhydrous alkali metal hydrosulphite - Google Patents
Method for producing an anhydrous alkali metal hydrosulphiteInfo
- Publication number
- GB1148248A GB1148248A GB2198567A GB2198567A GB1148248A GB 1148248 A GB1148248 A GB 1148248A GB 2198567 A GB2198567 A GB 2198567A GB 2198567 A GB2198567 A GB 2198567A GB 1148248 A GB1148248 A GB 1148248A
- Authority
- GB
- United Kingdom
- Prior art keywords
- alkali metal
- solution
- reaction
- temperature
- formate
- 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
Links
- 229910052783 alkali metal Inorganic materials 0.000 title abstract 5
- 150000001340 alkali metals Chemical class 0.000 title abstract 3
- GRWZHXKQBITJKP-UHFFFAOYSA-N dithionous acid Chemical compound OS(=O)S(O)=O GRWZHXKQBITJKP-UHFFFAOYSA-N 0.000 title abstract 3
- 238000004519 manufacturing process Methods 0.000 title 1
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 abstract 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 abstract 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 abstract 3
- -1 alkali metal formate Chemical class 0.000 abstract 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 abstract 2
- 230000001476 alcoholic effect Effects 0.000 abstract 2
- 238000009835 boiling Methods 0.000 abstract 2
- 150000002148 esters Chemical class 0.000 abstract 2
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 abstract 2
- 235000010269 sulphur dioxide Nutrition 0.000 abstract 2
- 239000004291 sulphur dioxide Substances 0.000 abstract 2
- 239000000725 suspension Substances 0.000 abstract 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 abstract 1
- 239000004280 Sodium formate Substances 0.000 abstract 1
- 150000001339 alkali metal compounds Chemical class 0.000 abstract 1
- 150000008044 alkali metal hydroxides Chemical class 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- 235000019253 formic acid Nutrition 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 abstract 1
- 230000035484 reaction time Effects 0.000 abstract 1
- HLBBKKJFGFRGMU-UHFFFAOYSA-M sodium formate Chemical compound [Na+].[O-]C=O HLBBKKJFGFRGMU-UHFFFAOYSA-M 0.000 abstract 1
- 235000019254 sodium formate Nutrition 0.000 abstract 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B17/00—Sulfur; Compounds thereof
- C01B17/64—Thiosulfates; Dithionites; Polythionates
- C01B17/66—Dithionites or hydrosulfites (S2O42-)
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3069066 | 1966-05-16 | ||
| JP3068966 | 1966-05-16 | ||
| JP7523766A JPS4838556B1 (enrdf_load_stackoverflow) | 1966-11-17 | 1966-11-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1148248A true GB1148248A (en) | 1969-04-10 |
Family
ID=27287061
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB2198567A Expired GB1148248A (en) | 1966-05-16 | 1967-05-11 | Method for producing an anhydrous alkali metal hydrosulphite |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE698427A (enrdf_load_stackoverflow) |
| DE (1) | DE1592013B2 (enrdf_load_stackoverflow) |
| GB (1) | GB1148248A (enrdf_load_stackoverflow) |
| NL (1) | NL150083B (enrdf_load_stackoverflow) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2207860A1 (enrdf_load_stackoverflow) * | 1972-11-28 | 1974-06-21 | Mitsubishi Gas Chemical Co | |
| US3947559A (en) * | 1973-03-30 | 1976-03-30 | Geoffrey Moorhouse Gibson | Alkali metal dithionite manufacture |
| US10850982B2 (en) | 2015-04-29 | 2020-12-01 | Basf Se | Stabilization of sodium dithionite by means of various additives |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4814558B1 (enrdf_load_stackoverflow) * | 1969-11-07 | 1973-05-08 | ||
| US3718732A (en) * | 1971-01-13 | 1973-02-27 | Virginia Chemicals Inc | Method of recovering chemical values from a formate-sodium hydrosulfite reaction mixture |
| CA1103888A (en) * | 1976-06-24 | 1981-06-30 | Charles E. Winslow | Production of sodium dithionite from sulfur dioxide, sodium formate and sodium carbonate with minimum solvent |
| DE102005058854A1 (de) | 2005-12-09 | 2007-06-14 | Basf Ag | Verfahren zur Oberflächenbehandlung von Dithionit |
-
1967
- 1967-05-10 DE DE1967M0073922 patent/DE1592013B2/de active Granted
- 1967-05-11 GB GB2198567A patent/GB1148248A/en not_active Expired
- 1967-05-12 BE BE698427D patent/BE698427A/xx not_active IP Right Cessation
- 1967-05-16 NL NL6706773A patent/NL150083B/xx not_active IP Right Cessation
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2207860A1 (enrdf_load_stackoverflow) * | 1972-11-28 | 1974-06-21 | Mitsubishi Gas Chemical Co | |
| US3947559A (en) * | 1973-03-30 | 1976-03-30 | Geoffrey Moorhouse Gibson | Alkali metal dithionite manufacture |
| US10850982B2 (en) | 2015-04-29 | 2020-12-01 | Basf Se | Stabilization of sodium dithionite by means of various additives |
Also Published As
| Publication number | Publication date |
|---|---|
| DE1592013B2 (de) | 1972-08-24 |
| NL150083B (nl) | 1976-07-15 |
| BE698427A (enrdf_load_stackoverflow) | 1967-11-13 |
| NL6706773A (enrdf_load_stackoverflow) | 1967-11-17 |
| DE1592013A1 (de) | 1971-02-11 |
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