DE1593014A1 - Verfahren zur Entfernung bestimmter organischer Verunreinigungen - Google Patents
Verfahren zur Entfernung bestimmter organischer VerunreinigungenInfo
- Publication number
- DE1593014A1 DE1593014A1 DE19661593014 DE1593014A DE1593014A1 DE 1593014 A1 DE1593014 A1 DE 1593014A1 DE 19661593014 DE19661593014 DE 19661593014 DE 1593014 A DE1593014 A DE 1593014A DE 1593014 A1 DE1593014 A1 DE 1593014A1
- Authority
- DE
- Germany
- Prior art keywords
- solution
- salt
- polyacrylonitrile
- aqueous
- concentration
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims description 13
- 239000000356 contaminant Substances 0.000 title description 2
- 239000000243 solution Substances 0.000 claims description 23
- 150000003839 salts Chemical class 0.000 claims description 20
- 229920002239 polyacrylonitrile Polymers 0.000 claims description 13
- 239000012266 salt solution Substances 0.000 claims description 9
- 230000003165 hydrotropic effect Effects 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 239000007864 aqueous solution Substances 0.000 claims description 5
- 239000012535 impurity Substances 0.000 claims description 5
- 150000003863 ammonium salts Chemical class 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims 1
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 14
- 150000003242 quaternary ammonium salts Chemical class 0.000 description 7
- 239000000047 product Substances 0.000 description 6
- 239000002253 acid Substances 0.000 description 4
- 230000002378 acidificating effect Effects 0.000 description 4
- BTGRAWJCKBQKAO-UHFFFAOYSA-N adiponitrile Chemical compound N#CCCCCC#N BTGRAWJCKBQKAO-UHFFFAOYSA-N 0.000 description 4
- 239000003792 electrolyte Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 229920000642 polymer Polymers 0.000 description 3
- 239000002244 precipitate Substances 0.000 description 3
- 150000007513 acids Chemical class 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 150000001450 anions Chemical class 0.000 description 2
- XBDQKXXYIPTUBI-UHFFFAOYSA-N dimethylselenoniopropionate Natural products CCC(O)=O XBDQKXXYIPTUBI-UHFFFAOYSA-N 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 description 1
- NTFJXDRAVMOYBG-UHFFFAOYSA-N 2-(2,2-dicyanoethoxymethyl)propanedinitrile Chemical compound N#CC(C#N)COCC(C#N)C#N NTFJXDRAVMOYBG-UHFFFAOYSA-N 0.000 description 1
- LBLYYCQCTBFVLH-UHFFFAOYSA-M 2-methylbenzenesulfonate Chemical compound CC1=CC=CC=C1S([O-])(=O)=O LBLYYCQCTBFVLH-UHFFFAOYSA-M 0.000 description 1
- 241000251730 Chondrichthyes Species 0.000 description 1
- 244000025221 Humulus lupulus Species 0.000 description 1
- 235000008694 Humulus lupulus Nutrition 0.000 description 1
- 244000131360 Morinda citrifolia Species 0.000 description 1
- 240000007019 Oxalis corniculata Species 0.000 description 1
- 235000016499 Oxalis corniculata Nutrition 0.000 description 1
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- -1 Propionic acid nitrile Chemical class 0.000 description 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 125000005219 aminonitrile group Chemical group 0.000 description 1
- IHRIVUSMZMVANI-UHFFFAOYSA-N azane;2-methylbenzenesulfonic acid Chemical compound [NH4+].CC1=CC=CC=C1S([O-])(=O)=O IHRIVUSMZMVANI-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000012267 brine Substances 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 150000007942 carboxylates Chemical group 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 239000003456 ion exchange resin Substances 0.000 description 1
- 229920003303 ion-exchange polymer Polymers 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 235000017524 noni Nutrition 0.000 description 1
- 238000010979 pH adjustment Methods 0.000 description 1
- 235000019260 propionic acid Nutrition 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 1
- JOXIMZWYDAKGHI-UHFFFAOYSA-N toluene-4-sulfonic acid Chemical compound CC1=CC=C(S(O)(=O)=O)C=C1 JOXIMZWYDAKGHI-UHFFFAOYSA-N 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C255/00—Carboxylic acid nitriles
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B3/00—Electrolytic production of organic compounds
- C25B3/20—Processes
- C25B3/29—Coupling reactions
- C25B3/295—Coupling reactions hydrodimerisation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US45474065 | 1965-05-10 | ||
| US454740A US3335162A (en) | 1965-05-10 | 1965-05-10 | Polymeric impurity removal from an aqueous quaternary ammonium salt solution |
| DEM0069445 | 1966-05-10 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE1593014A1 true DE1593014A1 (de) | 1970-04-16 |
| DE1593014C DE1593014C (enrdf_load_stackoverflow) | 1973-06-28 |
Family
ID=23805877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19661593014 Granted DE1593014A1 (de) | 1965-05-10 | 1966-05-10 | Verfahren zur Entfernung bestimmter organischer Verunreinigungen |
Country Status (11)
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3402112A (en) * | 1965-07-26 | 1968-09-17 | Monsanto Co | Process for reducing anode corrosion in an acrylonitrile hydrodimerization cell |
| US3493597A (en) * | 1967-05-25 | 1970-02-03 | Monsanto Co | Purification of aqueous quaternary ammonium salt solutions |
| GB1311354A (en) * | 1969-05-08 | 1973-03-28 | Asahi Chemical Ind | Electrolytic hydrodimerization of acrylonitrile |
| US4072713A (en) * | 1972-07-27 | 1978-02-07 | Phillips Petroleum Company | Method for separating tetraalkylammonium salts |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3193481A (en) * | 1962-10-05 | 1965-07-06 | Monsanto Co | Electrolytic hydrodimerization alpha, beta-olefinic nitriles |
-
1965
- 1965-05-10 US US454740A patent/US3335162A/en not_active Expired - Lifetime
-
1966
- 1966-05-03 LU LU51019A patent/LU51019A1/xx unknown
- 1966-05-03 GB GB19571/66A patent/GB1153194A/en not_active Expired
- 1966-05-03 IL IL25695A patent/IL25695A/en unknown
- 1966-05-05 BE BE680551D patent/BE680551A/xx unknown
- 1966-05-09 NL NL6606313A patent/NL6606313A/xx unknown
- 1966-05-09 AT AT435566A patent/AT265234B/de active
- 1966-05-09 DK DK236266AA patent/DK117696B/da unknown
- 1966-05-10 DE DE19661593014 patent/DE1593014A1/de active Granted
- 1966-05-10 JP JP41029162A patent/JPS496296B1/ja active Pending
- 1966-05-10 CH CH674366A patent/CH469654A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL6606313A (enrdf_load_stackoverflow) | 1966-11-11 |
| AT265234B (de) | 1968-10-10 |
| IL25695A (en) | 1970-02-19 |
| JPS496296B1 (enrdf_load_stackoverflow) | 1974-02-13 |
| CH469654A (de) | 1969-03-15 |
| GB1153194A (en) | 1969-05-29 |
| BE680551A (enrdf_load_stackoverflow) | 1966-11-07 |
| US3335162A (en) | 1967-08-08 |
| LU51019A1 (enrdf_load_stackoverflow) | 1966-11-03 |
| DK117696B (da) | 1970-05-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE1643469A1 (de) | Elektrolytisches Verfahren zur Herstellung von quarternaeren Ammoniumhydroxyden | |
| DE1468306B2 (de) | Verfahren zur Herstellung von Adipinsäuredinitril durch elektrolytische Hydrodimerisaten von Acrylnitril | |
| DE1621916C3 (de) | Verfahren zum Überziehen eines elektrisch leitenden Gegenstandes in einem wässrigen Bad mit einem ionisierten organischen Harz und hierfür geeignete Vorrichtungen | |
| DE1593014A1 (de) | Verfahren zur Entfernung bestimmter organischer Verunreinigungen | |
| DE2162284A1 (de) | Elektrolytisches Polymerisationsüberzugsverfahren | |
| DE2337899C3 (de) | Verfahren zur Herstellung einer negativen Kadmiumelektrode für galvanische Elemente | |
| CH652150A5 (de) | Gold-plattierungsbad und -verfahren unter verwendung eines polymerchelates. | |
| DE1593014C (enrdf_load_stackoverflow) | ||
| DE2060066C3 (de) | Verfahren zur Herstellung von Magnesiumhydroxid und Chlorgas durch Elektrolyse von wäßrigen Elektrolyten, die in der Hauptmenge Magnesiumchlorid sowie Alkalichlorid gelöst enthalten | |
| DE102014005755B4 (de) | Verfahren zur Kupferraffinationselektrolyse für die Herstellung von hochreinem Kupfer mit sehr niedrigen Schwefelgehalten | |
| DE2847172A1 (de) | Verfahren und vorrichtung zum beschichten eines formkoerpers durch galvanische abscheidung | |
| DE951694C (de) | Verfahren zur anodischen Herstellung eines schwarzen Oxydueberzugs auf Kupferdraehten | |
| DE2252036A1 (de) | Verfahren zum elektroraffinieren von rohem kupfer mit hohem antimongehalt | |
| DE707394C (de) | Verfahren zur Aufarbeitung von metallischen Stoffen | |
| DE1783093A1 (de) | Verfahren zum Herstellen von Metallen,insbesondere Aluminium,durch Schmelzflusselektrolyse | |
| DE1643558C3 (de) | Verfahren zur Herstellung von Hydrochinon oder p-Benzochinon | |
| DE3108350C2 (de) | Verfahren zur Herstellung von Polyolen | |
| DE557649C (de) | Verfahren zum Entwaessern von Torf | |
| AT265235B (de) | Verfahren zur Entfernung von Verunreinigungen aus einem Katholyten für die Elektrohydrodimerisation von Acrylonitril zu Adiponitril | |
| DE670464C (de) | Verfahren zur Herstellung von Bleiweiss | |
| EP0087166A1 (de) | Verfahren zur elektrolytischen Regenerierung von verbrauchter Schwefelsäure-Beizflüssigkeit | |
| DD159884B1 (de) | Verfahren zur herstellung elektrochemisch aktiver kadmiummasse | |
| DE69002857T2 (de) | Verfahren zum Einstellen eines Anodensatzes in einer Elektrolysezelle mit Quecksilberkathode, in der Chlor hergestellt wird. | |
| DE2126430C3 (de) | Verwendung von Ionenaustauschermembranen in Zellen für Elektrodialyse und Elektrosynthese | |
| DE1593014B (de) | Verfahren zur Entfernung von teilweise hydrolysiertem Polyacrylnitril |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) |