BE858336A - Procede de preparation du carbonate de sodium - Google Patents
Procede de preparation du carbonate de sodiumInfo
- Publication number
- BE858336A BE858336A BE180623A BE180623A BE858336A BE 858336 A BE858336 A BE 858336A BE 180623 A BE180623 A BE 180623A BE 180623 A BE180623 A BE 180623A BE 858336 A BE858336 A BE 858336A
- Authority
- BE
- Belgium
- Prior art keywords
- suspension
- sodium carbonate
- emi
- decomposition
- monohydrate
- Prior art date
Links
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 title claims description 120
- 229910000029 sodium carbonate Inorganic materials 0.000 title claims description 44
- 238000002360 preparation method Methods 0.000 title claims description 12
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical group [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 claims description 90
- 239000000725 suspension Substances 0.000 claims description 76
- 238000000354 decomposition reaction Methods 0.000 claims description 46
- 235000017557 sodium bicarbonate Nutrition 0.000 claims description 45
- 229910000030 sodium bicarbonate Inorganic materials 0.000 claims description 45
- 238000000034 method Methods 0.000 claims description 42
- 239000000243 solution Substances 0.000 claims description 39
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 37
- 229940001593 sodium carbonate Drugs 0.000 claims description 28
- 239000000047 product Substances 0.000 claims description 24
- 238000002425 crystallisation Methods 0.000 claims description 20
- 230000008025 crystallization Effects 0.000 claims description 20
- 150000004682 monohydrates Chemical group 0.000 claims description 20
- MQRJBSHKWOFOGF-UHFFFAOYSA-L disodium;carbonate;hydrate Chemical compound O.[Na+].[Na+].[O-]C([O-])=O MQRJBSHKWOFOGF-UHFFFAOYSA-L 0.000 claims description 18
- 239000002245 particle Substances 0.000 claims description 18
- 229940076133 sodium carbonate monohydrate Drugs 0.000 claims description 17
- 238000001354 calcination Methods 0.000 claims description 16
- 239000012452 mother liquor Substances 0.000 claims description 16
- 239000013078 crystal Substances 0.000 claims description 13
- 230000007704 transition Effects 0.000 claims description 11
- BVKZGUZCCUSVTD-UHFFFAOYSA-M Bicarbonate Chemical compound OC([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-M 0.000 claims description 10
- 239000007788 liquid Substances 0.000 claims description 10
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 239000011734 sodium Substances 0.000 claims description 6
- 229910052708 sodium Inorganic materials 0.000 claims description 6
- 230000009466 transformation Effects 0.000 claims description 6
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 claims description 4
- 239000007864 aqueous solution Substances 0.000 claims description 4
- 229920006395 saturated elastomer Polymers 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 2
- 238000001704 evaporation Methods 0.000 claims description 2
- 238000004064 recycling Methods 0.000 claims description 2
- 230000008020 evaporation Effects 0.000 claims 1
- 230000001737 promoting effect Effects 0.000 claims 1
- 239000006228 supernatant Substances 0.000 claims 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 39
- 235000017550 sodium carbonate Nutrition 0.000 description 39
- 230000008569 process Effects 0.000 description 32
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 20
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 16
- 235000011121 sodium hydroxide Nutrition 0.000 description 13
- 239000007789 gas Substances 0.000 description 12
- 229910002092 carbon dioxide Inorganic materials 0.000 description 10
- 239000001569 carbon dioxide Substances 0.000 description 9
- 238000006243 chemical reaction Methods 0.000 description 9
- 229910021529 ammonia Inorganic materials 0.000 description 8
- 229910000031 sodium sesquicarbonate Inorganic materials 0.000 description 8
- 235000018341 sodium sesquicarbonate Nutrition 0.000 description 8
- WCTAGTRAWPDFQO-UHFFFAOYSA-K trisodium;hydrogen carbonate;carbonate Chemical compound [Na+].[Na+].[Na+].OC([O-])=O.[O-]C([O-])=O WCTAGTRAWPDFQO-UHFFFAOYSA-K 0.000 description 8
- 238000002156 mixing Methods 0.000 description 7
- UIIMBOGNXHQVGW-DEQYMQKBSA-M Sodium bicarbonate-14C Chemical compound [Na+].O[14C]([O-])=O UIIMBOGNXHQVGW-DEQYMQKBSA-M 0.000 description 6
- 239000000203 mixture Substances 0.000 description 6
- 238000000926 separation method Methods 0.000 description 6
- 239000002002 slurry Substances 0.000 description 5
- 238000005406 washing Methods 0.000 description 5
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 4
- 241001625808 Trona Species 0.000 description 4
- 230000005587 bubbling Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000000197 pyrolysis Methods 0.000 description 4
- 239000012134 supernatant fraction Substances 0.000 description 4
- 230000008719 thickening Effects 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 238000010926 purge Methods 0.000 description 2
- 239000011780 sodium chloride Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000007790 solid phase Substances 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 235000019270 ammonium chloride Nutrition 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000037237 body shape Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 235000011116 calcium hydroxide Nutrition 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 238000005352 clarification Methods 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000005194 fractionation Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000003317 industrial substance Substances 0.000 description 1
- 239000013067 intermediate product Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000008267 milk Substances 0.000 description 1
- 210000004080 milk Anatomy 0.000 description 1
- 235000013336 milk Nutrition 0.000 description 1
- 238000010899 nucleation Methods 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000012047 saturated solution Substances 0.000 description 1
- 229940071207 sesquicarbonate Drugs 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- NIWMEUWZZDPUEQ-UHFFFAOYSA-M sodium;azane;hydroxide Chemical compound N.[OH-].[Na+] NIWMEUWZZDPUEQ-UHFFFAOYSA-M 0.000 description 1
- 239000010414 supernatant solution Substances 0.000 description 1
- 239000004546 suspension concentrate Substances 0.000 description 1
- 239000002562 thickening agent Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D7/00—Carbonates of sodium, potassium or alkali metals in general
- C01D7/12—Preparation of carbonates from bicarbonates or bicarbonate-containing product
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D7/00—Carbonates of sodium, potassium or alkali metals in general
- C01D7/35—Varying the content of water of crystallisation or the specific gravity
- C01D7/37—Densifying sodium carbonate
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10492976A JPS5330999A (en) | 1976-09-03 | 1976-09-03 | Production of anhydrous sodium carbonate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE858336A true BE858336A (fr) | 1978-01-02 |
Family
ID=14393777
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE180623A BE858336A (fr) | 1976-09-03 | 1977-09-01 | Procede de preparation du carbonate de sodium |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPS5330999A (OSRAM) |
| BE (1) | BE858336A (OSRAM) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05267372A (ja) * | 1992-03-18 | 1993-10-15 | Nec Kyushu Ltd | 樹脂封止金型 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3113834A (en) * | 1961-04-17 | 1963-12-10 | Wyandotte Chemicals Corp | Dense sodium carbonate process |
-
1976
- 1976-09-03 JP JP10492976A patent/JPS5330999A/ja active Granted
-
1977
- 1977-09-01 BE BE180623A patent/BE858336A/fr not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5330999A (en) | 1978-03-23 |
| JPS572652B2 (OSRAM) | 1982-01-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: CENTRAL GLASS CY LTD Effective date: 19880930 |