CA1069672A - Methode et appareillage pour la preparation de solutions aqueuses pures de dithionite de sodium et composition de ces solutions - Google Patents
Methode et appareillage pour la preparation de solutions aqueuses pures de dithionite de sodium et composition de ces solutionsInfo
- Publication number
- CA1069672A CA1069672A CA240,842A CA240842A CA1069672A CA 1069672 A CA1069672 A CA 1069672A CA 240842 A CA240842 A CA 240842A CA 1069672 A CA1069672 A CA 1069672A
- Authority
- CA
- Canada
- Prior art keywords
- solution
- stream
- sodium hydrosulfite
- steps
- volume
- 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
- JVBXVOWTABLYPX-UHFFFAOYSA-L sodium dithionite Chemical compound [Na+].[Na+].[O-]S(=O)S([O-])=O JVBXVOWTABLYPX-UHFFFAOYSA-L 0.000 title claims abstract description 39
- 238000000034 method Methods 0.000 title claims abstract description 12
- 239000000243 solution Substances 0.000 title claims description 55
- 239000007864 aqueous solution Substances 0.000 title claims description 4
- 239000000203 mixture Substances 0.000 title description 9
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 54
- 235000011121 sodium hydroxide Nutrition 0.000 claims description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- 238000002156 mixing Methods 0.000 claims description 9
- 230000004044 response Effects 0.000 claims description 5
- 239000000843 powder Substances 0.000 claims description 4
- 238000002347 injection Methods 0.000 claims description 2
- 239000007924 injection Substances 0.000 claims description 2
- 239000000126 substance Substances 0.000 abstract description 8
- 239000003518 caustics Substances 0.000 abstract description 6
- 239000004753 textile Substances 0.000 abstract description 6
- 238000000354 decomposition reaction Methods 0.000 abstract description 4
- 238000004043 dyeing Methods 0.000 abstract description 2
- 238000003860 storage Methods 0.000 description 12
- 239000007788 liquid Substances 0.000 description 9
- GRWZHXKQBITJKP-UHFFFAOYSA-L dithionite(2-) Chemical compound [O-]S(=O)S([O-])=O GRWZHXKQBITJKP-UHFFFAOYSA-L 0.000 description 6
- 230000009467 reduction Effects 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000002844 continuous effect Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000005007 materials handling Methods 0.000 description 2
- 230000002829 reductive effect Effects 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- KEAYESYHFKHZAL-UHFFFAOYSA-N Sodium Chemical compound [Na] KEAYESYHFKHZAL-UHFFFAOYSA-N 0.000 description 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
- 230000003466 anti-cipated effect Effects 0.000 description 1
- 239000012298 atmosphere Substances 0.000 description 1
- 239000007844 bleaching agent Substances 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 230000002860 competitive effect Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000012488 sample solution Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
- 238000013024 troubleshooting Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Landscapes
- Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA240,842A CA1069672A (fr) | 1975-12-01 | 1975-12-01 | Methode et appareillage pour la preparation de solutions aqueuses pures de dithionite de sodium et composition de ces solutions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA240,842A CA1069672A (fr) | 1975-12-01 | 1975-12-01 | Methode et appareillage pour la preparation de solutions aqueuses pures de dithionite de sodium et composition de ces solutions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1069672A true CA1069672A (fr) | 1980-01-15 |
Family
ID=4104636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA240,842A Expired CA1069672A (fr) | 1975-12-01 | 1975-12-01 | Methode et appareillage pour la preparation de solutions aqueuses pures de dithionite de sodium et composition de ces solutions |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA1069672A (fr) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5006327A (en) * | 1989-07-18 | 1991-04-09 | Olin Corporation | Alkali metal hydrosulfite solutions |
-
1975
- 1975-12-01 CA CA240,842A patent/CA1069672A/fr not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5006327A (en) * | 1989-07-18 | 1991-04-09 | Olin Corporation | Alkali metal hydrosulfite solutions |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |