DE164724C - - Google Patents
Info
- Publication number
- DE164724C DE164724C DENDAT164724D DE164724DA DE164724C DE 164724 C DE164724 C DE 164724C DE NDAT164724 D DENDAT164724 D DE NDAT164724D DE 164724D A DE164724D A DE 164724DA DE 164724 C DE164724 C DE 164724C
- Authority
- DE
- Germany
- Prior art keywords
- cyanamide
- solution
- salt
- glauber
- sulfuric acid
- 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.)
- Active
Links
- XZMCDFZZKTWFGF-UHFFFAOYSA-N carbodiimide Chemical compound NC#N XZMCDFZZKTWFGF-UHFFFAOYSA-N 0.000 claims description 25
- 239000000243 solution Substances 0.000 claims description 14
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- RTZKZFJDLAIYFH-UHFFFAOYSA-N diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 8
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 6
- RSIJVJUOQBWMIM-UHFFFAOYSA-L sodium sulfate decahydrate Chemical compound O.O.O.O.O.O.O.O.O.O.[Na+].[Na+].[O-]S([O-])(=O)=O RSIJVJUOQBWMIM-UHFFFAOYSA-L 0.000 claims description 6
- 239000010446 mirabilite Substances 0.000 claims description 5
- 150000003839 salts Chemical class 0.000 claims description 5
- 239000011780 sodium chloride Substances 0.000 claims description 5
- 239000003513 alkali Substances 0.000 claims description 4
- 239000007864 aqueous solution Substances 0.000 claims description 4
- 235000012970 cakes Nutrition 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 4
- 230000001264 neutralization Effects 0.000 claims description 4
- 239000002253 acid Substances 0.000 claims description 3
- FFNKZSVHHUBFHT-UHFFFAOYSA-N cyanamide;sodium Chemical compound [Na].[Na].NC#N FFNKZSVHHUBFHT-UHFFFAOYSA-N 0.000 claims description 3
- 150000007513 acids Chemical class 0.000 claims description 2
- 230000005591 charge neutralization Effects 0.000 claims description 2
- 230000000875 corresponding Effects 0.000 claims description 2
- 238000000605 extraction Methods 0.000 claims description 2
- 238000006386 neutralization reaction Methods 0.000 claims description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-N Carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 claims 2
- 230000002378 acidificating Effects 0.000 claims 2
- 241000490025 Schefflera digitata Species 0.000 claims 1
- 229910052783 alkali metal Inorganic materials 0.000 claims 1
- 150000001340 alkali metals Chemical class 0.000 claims 1
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 claims 1
- 238000002425 crystallisation Methods 0.000 claims 1
- 230000005712 crystallization Effects 0.000 claims 1
- JWEKFMCYIRVOQZ-UHFFFAOYSA-N cyanamide;sodium Chemical compound [Na].NC#N JWEKFMCYIRVOQZ-UHFFFAOYSA-N 0.000 claims 1
- XFXPMWWXUTWYJX-UHFFFAOYSA-N cyanide Chemical compound N#[C-] XFXPMWWXUTWYJX-UHFFFAOYSA-N 0.000 claims 1
- 238000005755 formation reaction Methods 0.000 claims 1
- 235000015250 liver sausages Nutrition 0.000 claims 1
- 239000000203 mixture Substances 0.000 claims 1
- KEAYESYHFKHZAL-UHFFFAOYSA-N sodium Chemical compound [Na] KEAYESYHFKHZAL-UHFFFAOYSA-N 0.000 claims 1
- 229910052708 sodium Inorganic materials 0.000 claims 1
- 239000011734 sodium Substances 0.000 claims 1
- MBEGFNBBAVRKLK-UHFFFAOYSA-N sodium;iminomethylideneazanide Chemical compound [Na+].[NH-]C#N MBEGFNBBAVRKLK-UHFFFAOYSA-N 0.000 claims 1
- 238000003756 stirring Methods 0.000 claims 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N HCl Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
- SQGYOTSLMSWVJD-UHFFFAOYSA-N Silver nitrate Chemical compound [Ag+].[O-]N(=O)=O SQGYOTSLMSWVJD-UHFFFAOYSA-N 0.000 description 2
- RWSOTUBLDIXVET-UHFFFAOYSA-N dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 2
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- LEMUEGVIWBHWKE-UHFFFAOYSA-N cyanamide;silver Chemical compound [Ag].NC#N LEMUEGVIWBHWKE-UHFFFAOYSA-N 0.000 description 1
- QGBSISYHAICWAH-UHFFFAOYSA-N cyanoguanidine Chemical compound NC(N)=NC#N QGBSISYHAICWAH-UHFFFAOYSA-N 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000006266 etherification reaction Methods 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000003472 neutralizing Effects 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 230000001376 precipitating Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910001961 silver nitrate Inorganic materials 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
- C01C3/00—Cyanogen; Compounds thereof
- C01C3/16—Cyanamide; Salts thereof
- C01C3/18—Calcium cyanamide
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE164724C true DE164724C (xx) |
Family
ID=430294
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT164724D Active DE164724C (xx) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE164724C (xx) |
-
0
- DE DENDAT164724D patent/DE164724C/de active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE2433307A1 (de) | Verfahren zur trennung von phosphorsaeure-loesungsmittel-wasser-gemischen | |
| DE164724C (xx) | ||
| DE2548592A1 (de) | Verfahren zur herstellung von azodicarbonamid | |
| DE2435167C3 (de) | Verfahren zur Gewinnung von Guanidincarbonat aus verdünnten, wäßrigen Lösungen | |
| DE1645895C3 (de) | Verfahren zur Herstellung von Pyraziny Ithiophosphaten | |
| DE2145321A1 (de) | Verfahren zur Herstellung von Kaliumperoxydsulfat | |
| EP0050290A1 (de) | Verfahren zur Herstellung von Alkalisalzen der Imidodisulfonsäure | |
| DE1493910C3 (de) | Verfahren zur Herstellung von Nitrilotriacetonitril | |
| DE295509C (xx) | ||
| DE226108C (xx) | ||
| DE345050C (de) | Verfahren zur Gewinnung von Natriumnitrit und Kaliumnitrat aus Gemischen von Natriumnitrit und Natriumnitrat | |
| AT212278B (de) | Verfahren zur Herstellung von Bariumbromit durch Disproportionierung von Bariumhypobromit | |
| AT211803B (de) | Verfahren zur Gewinnung von Pentaerythrit und Alkaliformiat aus den bei der Herstellung von Pentaerythrit anfallenden Mutterlaugen | |
| DE184144C (xx) | ||
| AT235243B (de) | Verfahren zur Herstellung von festen, Alkali- bzw. Magnesium-bzw.-Ammoniumperoxomonosulfat enthaltenden Produkten | |
| DE239309C (xx) | ||
| AT132717B (de) | Verfahren zur Darstellung von Ameisensäure aus Formiaten. | |
| AT151951B (de) | Verfahren zur Herstellung von Natriumhydroxyd aus Natriumchlorid. | |
| DE1200273B (de) | Verfahren zur Herstellung von Palladium(II)-Verbindungen aus metallischem Palladium | |
| DE2026110B2 (xx) | ||
| DE112545C (xx) | ||
| DE2949514C2 (de) | Verfahren zur Herstellung von wasserlöslichen Kaliumsalzen | |
| DE550758C (de) | Herstellung reiner Berylliumsalze | |
| DE395490C (de) | Verfahren zur Herstellung von Alkalinitraten unter Benutzung von Alkalichloriden | |
| AT225721B (de) | Verfahren zur Herstellung von Natriumkarbonatmonohydrat |