DE839794C - Verfahren zur Herstellung eines ein saures Alkalicyanamid enthaltenden Produktes - Google Patents
Verfahren zur Herstellung eines ein saures Alkalicyanamid enthaltenden ProduktesInfo
- Publication number
- DE839794C DE839794C DENDAT839794D DE839794DA DE839794C DE 839794 C DE839794 C DE 839794C DE NDAT839794 D DENDAT839794 D DE NDAT839794D DE 839794D A DE839794D A DE 839794DA DE 839794 C DE839794 C DE 839794C
- Authority
- DE
- Germany
- Prior art keywords
- cyanamide
- alkali metal
- calcium cyanamide
- water
- calcium
- 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
- 238000000034 method Methods 0.000 title claims description 14
- 230000002378 acidificating effect Effects 0.000 title claims description 10
- 229910052783 alkali metal Inorganic materials 0.000 title claims description 9
- 150000001340 alkali metals Chemical class 0.000 title claims description 9
- XZMCDFZZKTWFGF-UHFFFAOYSA-N Cyanamide Chemical compound NC#N XZMCDFZZKTWFGF-UHFFFAOYSA-N 0.000 title claims description 7
- 238000002360 preparation method Methods 0.000 title claims 2
- MVXMNHYVCLMLDD-UHFFFAOYSA-N 4-methoxynaphthalene-1-carbaldehyde Chemical compound C1=CC=C2C(OC)=CC=C(C=O)C2=C1 MVXMNHYVCLMLDD-UHFFFAOYSA-N 0.000 claims description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 18
- 238000006243 chemical reaction Methods 0.000 claims description 13
- 150000008044 alkali metal hydroxides Chemical class 0.000 claims description 10
- 239000000080 wetting agent Substances 0.000 claims description 10
- 230000035484 reaction time Effects 0.000 claims description 6
- 239000011541 reaction mixture Substances 0.000 claims description 3
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 claims description 2
- 229910001424 calcium ion Inorganic materials 0.000 claims description 2
- 238000003756 stirring Methods 0.000 claims description 2
- LHQWDZSUXOBDOJ-UHFFFAOYSA-N calcium;cyanamide Chemical class [Ca].NC#N LHQWDZSUXOBDOJ-UHFFFAOYSA-N 0.000 claims 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 12
- JWEKFMCYIRVOQZ-UHFFFAOYSA-N cyanamide;sodium Chemical compound [Na].NC#N JWEKFMCYIRVOQZ-UHFFFAOYSA-N 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 6
- 239000011575 calcium Substances 0.000 description 4
- 238000000354 decomposition reaction Methods 0.000 description 4
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- 239000002837 defoliant Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- UFONUKZQWFSQLP-UHFFFAOYSA-N [N].NC#N Chemical compound [N].NC#N UFONUKZQWFSQLP-UHFFFAOYSA-N 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 description 2
- -1 B. sodium carbonate Chemical compound 0.000 description 1
- 239000004157 Nitrosyl chloride Substances 0.000 description 1
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 229910001854 alkali hydroxide Inorganic materials 0.000 description 1
- 150000001339 alkali metal compounds Chemical class 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 239000012736 aqueous medium Substances 0.000 description 1
- 125000005228 aryl sulfonate group Chemical group 0.000 description 1
- 239000004202 carbamide Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000035613 defoliation Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- VPCDQGACGWYTMC-UHFFFAOYSA-N nitrosyl chloride Chemical compound ClN=O VPCDQGACGWYTMC-UHFFFAOYSA-N 0.000 description 1
- 235000019392 nitrosyl chloride Nutrition 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 235000010265 sodium sulphite Nutrition 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000010981 turquoise Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05C—NITROGENOUS FERTILISERS
- C05C7/00—Fertilisers containing calcium or other cyanamides
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
- C01C3/00—Cyanogen; Compounds thereof
- C01C3/16—Cyanamide; Salts thereof
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F2/00—Processes of polymerisation
- C08F2/38—Polymerisation using regulators, e.g. chain terminating agents, e.g. telomerisation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US129165A US2658825A (en) | 1949-11-23 | 1949-11-23 | Preparation of product containing sodium acid cyanamide |
| US220141A US2614119A (en) | 1951-04-09 | 1951-04-09 | Inhibition of polymerization of acrylonitrile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE839794C true DE839794C (de) | 1952-04-17 |
Family
ID=26827304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT839794D Expired DE839794C (de) | 1949-11-23 | Verfahren zur Herstellung eines ein saures Alkalicyanamid enthaltenden Produktes |
Country Status (6)
| Country | Link |
|---|---|
| BE (2) | BE510693A (en:Method) |
| CH (1) | CH289680A (en:Method) |
| DE (1) | DE839794C (en:Method) |
| FR (2) | FR1028243A (en:Method) |
| GB (3) | GB708100A (en:Method) |
| NL (1) | NL72236C (en:Method) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1092005B (de) * | 1958-03-27 | 1960-11-03 | Basf Ag | Stabilisierung von aethylenisch ungesaettigten, polymerisierbaren, monomeren Verbindungen gegen Polymerisation |
| NL248966A (en:Method) * | 1959-03-02 | |||
| GB935315A (en) * | 1960-12-12 | 1963-08-28 | Ethyl Corp | Stabilised vinylidene chloride |
| FR2357624A1 (fr) * | 1976-07-09 | 1978-02-03 | Roquette Freres | Agent et procede pour insolubiliser les colles d'amidon |
-
0
- BE BE499514D patent/BE499514A/xx unknown
- BE BE510693D patent/BE510693A/xx unknown
- NL NL72236D patent/NL72236C/xx active
- DE DENDAT839794D patent/DE839794C/de not_active Expired
-
1950
- 1950-11-21 CH CH289680D patent/CH289680A/fr unknown
- 1950-11-22 FR FR1028243D patent/FR1028243A/fr not_active Expired
-
1952
- 1952-04-07 GB GB881652A patent/GB708100A/en not_active Expired
- 1952-04-15 GB GB938552A patent/GB708481A/en not_active Expired
- 1952-04-16 FR FR62740D patent/FR62740E/fr not_active Expired
- 1952-07-24 GB GB1876052A patent/GB708108A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB708100A (en) | 1954-04-28 |
| NL72236C (en:Method) | |
| BE510693A (en:Method) | |
| GB708481A (en) | 1954-05-05 |
| CH289680A (fr) | 1953-03-31 |
| FR62740E (fr) | 1955-06-20 |
| GB708108A (en) | 1954-04-28 |
| FR1028243A (fr) | 1953-05-20 |
| BE499514A (en:Method) |
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