DE620327C - Verfahren zur Herstellung von stueckfoermigem, wasserbestaendigem basischem oder neutralem Calciumsulfit - Google Patents
Verfahren zur Herstellung von stueckfoermigem, wasserbestaendigem basischem oder neutralem CalciumsulfitInfo
- Publication number
- DE620327C DE620327C DEM127523D DEM0127523D DE620327C DE 620327 C DE620327 C DE 620327C DE M127523 D DEM127523 D DE M127523D DE M0127523 D DEM0127523 D DE M0127523D DE 620327 C DE620327 C DE 620327C
- Authority
- DE
- Germany
- Prior art keywords
- water
- sulfur dioxide
- shaped
- calcium hydroxide
- production
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims description 29
- 238000000034 method Methods 0.000 title claims description 18
- GBAOBIBJACZTNA-UHFFFAOYSA-L calcium sulfite Chemical compound [Ca+2].[O-]S([O-])=O GBAOBIBJACZTNA-UHFFFAOYSA-L 0.000 title claims description 8
- 235000010261 calcium sulphite Nutrition 0.000 title claims description 8
- 230000007935 neutral effect Effects 0.000 title claims description 6
- 238000004519 manufacturing process Methods 0.000 title claims description 4
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 claims description 14
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims description 14
- 239000000920 calcium hydroxide Substances 0.000 claims description 14
- 229910001861 calcium hydroxide Inorganic materials 0.000 claims description 14
- 239000007789 gas Substances 0.000 claims description 13
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 10
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 6
- 239000000292 calcium oxide Substances 0.000 claims description 6
- 235000012255 calcium oxide Nutrition 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 6
- 239000000126 substance Substances 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 3
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 2
- 238000001816 cooling Methods 0.000 claims 1
- 238000010791 quenching Methods 0.000 claims 1
- 230000000171 quenching effect Effects 0.000 claims 1
- 235000011116 calcium hydroxide Nutrition 0.000 description 12
- 239000000047 product Substances 0.000 description 11
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 230000018044 dehydration Effects 0.000 description 4
- 238000006297 dehydration reaction Methods 0.000 description 4
- 238000000465 moulding Methods 0.000 description 3
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 2
- 235000011132 calcium sulphate Nutrition 0.000 description 2
- 239000004295 calcium sulphite Substances 0.000 description 2
- 239000007795 chemical reaction product Substances 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 239000007900 aqueous suspension Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 229940043430 calcium compound Drugs 0.000 description 1
- 150000001674 calcium compounds Chemical class 0.000 description 1
- -1 calcium hydroxide Chemical class 0.000 description 1
- 239000001175 calcium sulphate Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F11/00—Compounds of calcium, strontium, or barium
- C01F11/48—Sulfites
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CS780114X | 1933-10-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE620327C true DE620327C (de) | 1935-10-19 |
Family
ID=5455484
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DEM127523D Expired DE620327C (de) | 1933-10-24 | 1934-05-19 | Verfahren zur Herstellung von stueckfoermigem, wasserbestaendigem basischem oder neutralem Calciumsulfit |
Country Status (4)
| Country | Link |
|---|---|
| DE (1) | DE620327C (OSRAM) |
| ES (1) | ES135937A1 (OSRAM) |
| FR (1) | FR780114A (OSRAM) |
| NL (1) | NL40066C (OSRAM) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3739060A (en) * | 1969-12-09 | 1973-06-12 | Lion Fat Oil Co Ltd | Method of preparing calcium sulfite for use as a filler for plastics |
-
0
- NL NL40066D patent/NL40066C/xx active
-
1934
- 1934-05-19 DE DEM127523D patent/DE620327C/de not_active Expired
- 1934-10-23 FR FR780114D patent/FR780114A/fr not_active Expired
- 1934-10-23 ES ES0135937A patent/ES135937A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL40066C (OSRAM) | |
| FR780114A (fr) | 1935-04-19 |
| ES135937A1 (es) | 1934-12-16 |
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