AT265234B - Process for the partial removal of hydrolyzed polyacrylonitrile from an aqueous solution of a hydrotopic quaternary ammonium salt - Google Patents
Process for the partial removal of hydrolyzed polyacrylonitrile from an aqueous solution of a hydrotopic quaternary ammonium saltInfo
- Publication number
- AT265234B AT265234B AT435566A AT435566A AT265234B AT 265234 B AT265234 B AT 265234B AT 435566 A AT435566 A AT 435566A AT 435566 A AT435566 A AT 435566A AT 265234 B AT265234 B AT 265234B
- Authority
- AT
- Austria
- Prior art keywords
- hydrotopic
- aqueous solution
- quaternary ammonium
- ammonium salt
- partial removal
- Prior art date
Links
- 239000007864 aqueous solution Substances 0.000 title 1
- 229920002239 polyacrylonitrile Polymers 0.000 title 1
- 150000003242 quaternary ammonium salts Chemical class 0.000 title 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 (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US454740A US3335162A (en) | 1965-05-10 | 1965-05-10 | Polymeric impurity removal from an aqueous quaternary ammonium salt solution |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AT265234B true AT265234B (en) | 1968-10-10 |
Family
ID=23805877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT435566A AT265234B (en) | 1965-05-10 | 1966-05-09 | Process for the partial removal of hydrolyzed polyacrylonitrile from an aqueous solution of a hydrotopic quaternary ammonium salt |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US3335162A (en) |
| JP (1) | JPS496296B1 (en) |
| AT (1) | AT265234B (en) |
| BE (1) | BE680551A (en) |
| CH (1) | CH469654A (en) |
| DE (1) | DE1593014A1 (en) |
| DK (1) | DK117696B (en) |
| GB (1) | GB1153194A (en) |
| IL (1) | IL25695A (en) |
| LU (1) | LU51019A1 (en) |
| NL (1) | NL6606313A (en) |
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 |
| DE2022654C3 (en) * | 1969-05-08 | 1975-03-06 | Asahi Kasei Kogyo K.K., Osaka (Japan) | Process for the production of adipic acid dinitrile |
| 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 IL IL25695A patent/IL25695A/en unknown
- 1966-05-03 GB GB19571/66A patent/GB1153194A/en not_active Expired
- 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/en active
- 1966-05-09 DK DK236266AA patent/DK117696B/en unknown
- 1966-05-10 JP JP41029162A patent/JPS496296B1/ja active Pending
- 1966-05-10 DE DE19661593014 patent/DE1593014A1/en active Granted
- 1966-05-10 CH CH674366A patent/CH469654A/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BE680551A (en) | 1966-11-07 |
| GB1153194A (en) | 1969-05-29 |
| CH469654A (en) | 1969-03-15 |
| DE1593014A1 (en) | 1970-04-16 |
| DK117696B (en) | 1970-05-25 |
| US3335162A (en) | 1967-08-08 |
| NL6606313A (en) | 1966-11-11 |
| IL25695A (en) | 1970-02-19 |
| JPS496296B1 (en) | 1974-02-13 |
| LU51019A1 (en) | 1966-11-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| AT268203B (en) | Method and device for removing traces of metal from an aqueous salt solution | |
| AT291441B (en) | Process for the preparation of aqueous solutions of α-6-deoxy-5-hydroxytetracycline | |
| CH450386A (en) | Process for the production of metal salts | |
| CH471773A (en) | Electrolytic process for the production of a quaternary ammonium hydroxide | |
| AT277956B (en) | Electrolytic process for the preparation of an aqueous solution of tetraalkylammonium hydroxide | |
| AT265234B (en) | Process for the partial removal of hydrolyzed polyacrylonitrile from an aqueous solution of a hydrotopic quaternary ammonium salt | |
| AT286936B (en) | Process for removing water from aqueous solutions | |
| AT256136B (en) | Process for the preparation of a concentrated ammonium nitrate solution | |
| CH464958A (en) | Process for the production of quaternary ammonium compounds | |
| CH465280A (en) | Method for obtaining a character from a stored character sequence | |
| CH476111A (en) | Process for the production of a metal coating from an aqueous solution | |
| AT275853B (en) | Method for working up a suspension | |
| CH448039A (en) | Method for purifying an aqueous aluminum sulfate solution | |
| CH469631A (en) | Process for the preparation of an aqueous solution containing hydroxylammonium salt | |
| CH441360A (en) | Process for the production of quaternary ammonium compounds | |
| AT282955B (en) | Process for the preparation of a solution of imide-amide copolymers | |
| AT256807B (en) | Process for the excretion of methionine or a methionine salt from an aqueous ammonium sulfate solution containing methionine | |
| AT265211B (en) | Process for removing chlorides from zinc sulfate solutions | |
| AT307379B (en) | Process for the production of acrylonitrile from an aqueous ammonium salt solution | |
| CH451198A (en) | Process for the preparation of quaternary ammonium salts | |
| CH463527A (en) | Process for the preparation of bis-quaternary ammonium salts | |
| CH425811A (en) | Process for the preparation of haloalkyl quaternary ammonium salts | |
| AT363052B (en) | METHOD FOR REMOVING WATER FROM AN AQUEOUS SOLUTION | |
| CH440776A (en) | Process for machine recognition of characters | |
| CH495287A (en) | Process for the preparation of aqueous ammonium thiocyanate solution |