GB1309982A - Method of producing alkali metal hydrosulphites from formates - Google Patents
Method of producing alkali metal hydrosulphites from formatesInfo
- Publication number
- GB1309982A GB1309982A GB1689171A GB1689171A GB1309982A GB 1309982 A GB1309982 A GB 1309982A GB 1689171 A GB1689171 A GB 1689171A GB 1689171 A GB1689171 A GB 1689171A GB 1309982 A GB1309982 A GB 1309982A
- Authority
- GB
- United Kingdom
- Prior art keywords
- reactor
- added
- alkali metal
- minutes
- solution
- 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 3
- -1 alkali metal hydrosulphites Chemical class 0.000 title abstract 3
- 238000000034 method Methods 0.000 title abstract 2
- 150000004675 formic acid derivatives Chemical class 0.000 title 1
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 abstract 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 abstract 6
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 abstract 3
- 238000007792 addition Methods 0.000 abstract 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 3
- BDAGIHXWWSANSR-UHFFFAOYSA-M Formate Chemical compound [O-]C=O BDAGIHXWWSANSR-UHFFFAOYSA-M 0.000 abstract 2
- TZIHFWKZFHZASV-UHFFFAOYSA-N methyl formate Chemical compound COC=O TZIHFWKZFHZASV-UHFFFAOYSA-N 0.000 abstract 2
- 150000008044 alkali metal hydroxides Chemical class 0.000 abstract 1
- 238000001816 cooling Methods 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 239000000376 reactant Substances 0.000 abstract 1
- 239000002002 slurry Substances 0.000 abstract 1
- 239000011734 sodium Substances 0.000 abstract 1
- JVBXVOWTABLYPX-UHFFFAOYSA-L sodium dithionite Chemical compound [Na+].[Na+].[O-]S(=O)S([O-])=O JVBXVOWTABLYPX-UHFFFAOYSA-L 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
- 238000013022 venting Methods 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 (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US089720A US3887695A (en) | 1970-02-05 | 1970-11-16 | Production of sodium hydrosulfite from formates |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1309982A true GB1309982A (en) | 1973-03-14 |
Family
ID=22219268
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1689171A Expired GB1309982A (en) | 1970-11-16 | 1971-05-25 | Method of producing alkali metal hydrosulphites from formates |
Country Status (8)
| Country | Link |
|---|---|
| JP (1) | JPS5028078B1 (cg-RX-API-DMAC7.html) |
| CA (1) | CA947040A (cg-RX-API-DMAC7.html) |
| DE (1) | DE2130771C3 (cg-RX-API-DMAC7.html) |
| FR (1) | FR2114359A5 (cg-RX-API-DMAC7.html) |
| GB (1) | GB1309982A (cg-RX-API-DMAC7.html) |
| IT (1) | IT942140B (cg-RX-API-DMAC7.html) |
| NL (1) | NL7111220A (cg-RX-API-DMAC7.html) |
| SE (1) | SE379998B (cg-RX-API-DMAC7.html) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS516113B2 (cg-RX-API-DMAC7.html) * | 1972-11-28 | 1976-02-25 |
-
1971
- 1971-05-17 JP JP46033187A patent/JPS5028078B1/ja active Pending
- 1971-05-17 CA CA113,181A patent/CA947040A/en not_active Expired
- 1971-05-25 GB GB1689171A patent/GB1309982A/en not_active Expired
- 1971-06-22 DE DE19712130771 patent/DE2130771C3/de not_active Expired
- 1971-07-13 SE SE907271A patent/SE379998B/xx unknown
- 1971-07-23 IT IT5186071A patent/IT942140B/it active
- 1971-08-13 NL NL7111220A patent/NL7111220A/xx unknown
- 1971-09-28 FR FR7134805A patent/FR2114359A5/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2130771C3 (de) | 1980-09-25 |
| SE379998B (cg-RX-API-DMAC7.html) | 1975-10-27 |
| NL7111220A (cg-RX-API-DMAC7.html) | 1972-05-18 |
| CA947040A (en) | 1974-05-14 |
| IT942140B (it) | 1973-03-20 |
| DE2130771A1 (de) | 1972-05-25 |
| JPS5028078B1 (cg-RX-API-DMAC7.html) | 1975-09-12 |
| FR2114359A5 (cg-RX-API-DMAC7.html) | 1972-06-30 |
| DE2130771B2 (cg-RX-API-DMAC7.html) | 1980-01-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PE20 | Patent expired after termination of 20 years |