AT269098B - Verfahren zur selektiven Trennung von Adipinnitril und quaternärem Ammoniumsalz - Google Patents
Verfahren zur selektiven Trennung von Adipinnitril und quaternärem AmmoniumsalzInfo
- Publication number
- AT269098B AT269098B AT385265A AT385265A AT269098B AT 269098 B AT269098 B AT 269098B AT 385265 A AT385265 A AT 385265A AT 385265 A AT385265 A AT 385265A AT 269098 B AT269098 B AT 269098B
- Authority
- AT
- Austria
- Prior art keywords
- adipine
- nitrile
- quaternary ammonium
- ammonium salt
- selective separation
- Prior art date
Links
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US362728A US3267131A (en) | 1964-04-27 | 1964-04-27 | Product separation and recovery in adiponitrile manufacture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AT269098B true AT269098B (de) | 1969-03-10 |
Family
ID=23427295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT385265A AT269098B (de) | 1964-04-27 | 1965-04-27 | Verfahren zur selektiven Trennung von Adipinnitril und quaternärem Ammoniumsalz |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US3267131A (cs) |
| JP (1) | JPS4913769B1 (cs) |
| AT (1) | AT269098B (cs) |
| BE (1) | BE663067A (cs) |
| CH (1) | CH451903A (cs) |
| DE (1) | DE1543196A1 (cs) |
| GB (1) | GB1062318A (cs) |
| IL (1) | IL23428A (cs) |
| LU (1) | LU48478A1 (cs) |
| NL (1) | NL6505391A (cs) |
| SE (1) | SE309772B (cs) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3484348A (en) * | 1964-04-27 | 1969-12-16 | Monsanto Co | Quaternary ammonium salt recovery |
| BE666183A (cs) * | 1964-07-02 | |||
| US3497429A (en) * | 1965-12-03 | 1970-02-24 | Asahi Chemical Ind | Electrolytic method of manufacturing hydrodimer of acrylonitrile |
| US3451900A (en) * | 1966-06-14 | 1969-06-24 | Vickers Zimmer Ag | Adiponitrile recovery by multistage vacuum distillation |
| US3479389A (en) * | 1967-03-16 | 1969-11-18 | Monsanto Co | Production of olefinic nitriles by catalytic dehydration of monohydroxylated paraffinic nitriles and subsequent flash distillation |
| US3493597A (en) * | 1967-05-25 | 1970-02-03 | Monsanto Co | Purification of aqueous quaternary ammonium salt solutions |
| US3545006A (en) * | 1967-05-25 | 1970-12-01 | Hooker Chemical Corp | Electrolytic hydrodimerization |
| US4072713A (en) * | 1972-07-27 | 1978-02-07 | Phillips Petroleum Company | Method for separating tetraalkylammonium salts |
| JPS50124634U (cs) * | 1974-03-27 | 1975-10-13 | ||
| US4207151A (en) * | 1976-06-04 | 1980-06-10 | Monsanto Company | Electrohydrodimerization process improvement and improved electrolyte recovery process |
| US4128571A (en) * | 1977-10-27 | 1978-12-05 | Monsanto Company | Thermal conversion of 4-cyano-suberonitrile to acrylonitrile |
| DE102007039074B4 (de) * | 2007-08-17 | 2018-07-26 | Thyssenkrupp Industrial Solutions Ag | Gewinnung von Benzol und Benzolabkömmlingen aus Benzinfraktionen und Raffinerieströmen |
| US20210198185A1 (en) * | 2019-12-30 | 2021-07-01 | Ascend Performance Materials Operations Llc | Process for recovering adiponitrile |
| EP3939960A1 (de) | 2020-07-15 | 2022-01-19 | Covestro Deutschland AG | Verfahren zur gewinnung von diaminen aus wässrigen mischungen |
| CN112663078B (zh) * | 2020-11-03 | 2024-12-27 | 重庆大学 | 一种丙烯腈电解二聚制备己二腈的装置和方法 |
-
1964
- 1964-04-27 US US362728A patent/US3267131A/en not_active Expired - Lifetime
-
1965
- 1965-04-26 IL IL23428A patent/IL23428A/xx unknown
- 1965-04-26 DE DE19651543196 patent/DE1543196A1/de active Granted
- 1965-04-26 LU LU48478D patent/LU48478A1/xx unknown
- 1965-04-26 GB GB17501/65A patent/GB1062318A/en not_active Expired
- 1965-04-27 CH CH579965A patent/CH451903A/de unknown
- 1965-04-27 AT AT385265A patent/AT269098B/de active
- 1965-04-27 JP JP40024971A patent/JPS4913769B1/ja active Pending
- 1965-04-27 SE SE5485/65A patent/SE309772B/xx unknown
- 1965-04-27 NL NL6505391A patent/NL6505391A/xx unknown
- 1965-04-27 BE BE663067D patent/BE663067A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| IL23428A (en) | 1968-08-22 |
| CH451903A (de) | 1968-05-15 |
| DE1543196A1 (de) | 1969-07-31 |
| NL6505391A (cs) | 1965-10-28 |
| BE663067A (cs) | 1965-10-27 |
| LU48478A1 (cs) | 1965-10-26 |
| JPS4913769B1 (cs) | 1974-04-03 |
| GB1062318A (en) | 1967-03-22 |
| SE309772B (cs) | 1969-04-08 |
| US3267131A (en) | 1966-08-16 |
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