ES369419A1 - Procedimiento para recuperar anilina de elevada pureza de una mezcla consistente esencialmente en anilina y fenol. - Google Patents
Procedimiento para recuperar anilina de elevada pureza de una mezcla consistente esencialmente en anilina y fenol.Info
- Publication number
- ES369419A1 ES369419A1 ES369419A ES369419A ES369419A1 ES 369419 A1 ES369419 A1 ES 369419A1 ES 369419 A ES369419 A ES 369419A ES 369419 A ES369419 A ES 369419A ES 369419 A1 ES369419 A1 ES 369419A1
- Authority
- ES
- Spain
- Prior art keywords
- aniline
- via conduit
- phenol
- withdrawn
- column
- 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
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
- C07C209/04—Preparation of compounds containing amino groups bound to a carbon skeleton by substitution of functional groups by amino groups
- C07C209/14—Preparation of compounds containing amino groups bound to a carbon skeleton by substitution of functional groups by amino groups by substitution of hydroxy groups or of etherified or esterified hydroxy groups
- C07C209/18—Preparation of compounds containing amino groups bound to a carbon skeleton by substitution of functional groups by amino groups by substitution of hydroxy groups or of etherified or esterified hydroxy groups with formation of amino groups bound to carbon atoms of six-membered aromatic rings or from amines having nitrogen atoms bound to carbon atoms of six-membered aromatic rings
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US74405668A | 1968-07-11 | 1968-07-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES369419A1 true ES369419A1 (es) | 1971-05-16 |
Family
ID=24991252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES369419A Expired ES369419A1 (es) | 1968-07-11 | 1969-07-11 | Procedimiento para recuperar anilina de elevada pureza de una mezcla consistente esencialmente en anilina y fenol. |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US3682782A (es) |
| JP (1) | JPS5341135B1 (es) |
| BE (1) | BE735790A (es) |
| BR (1) | BR6910568D0 (es) |
| CS (1) | CS176118B2 (es) |
| DE (1) | DE1935363A1 (es) |
| ES (1) | ES369419A1 (es) |
| FR (1) | FR2012737A1 (es) |
| GB (1) | GB1266187A (es) |
| IL (1) | IL32596A0 (es) |
| LU (1) | LU59062A1 (es) |
| NL (1) | NL6910287A (es) |
| RO (1) | RO55969A (es) |
| ZA (1) | ZA694954B (es) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111056954A (zh) * | 2018-10-17 | 2020-04-24 | 科思创德国股份有限公司 | 苯胺纯化方法 |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4034039A (en) * | 1976-05-28 | 1977-07-05 | The Upjohn Company | Purification of methylenedianilines |
| US4404399A (en) * | 1982-09-30 | 1983-09-13 | The Halcon Sd Group, Inc. | Coproduction of aniline and diphenylamine |
| US4480127A (en) * | 1983-05-20 | 1984-10-30 | The Halcon Sd Group, Inc. | Process for the production of variable amounts of DPA and aniline using only phenol and ammonia as the feedstock |
| DE3539288A1 (de) * | 1985-11-06 | 1987-05-07 | Oris Metallbau Kg Riehle H | Skihaltevorrichtung fuer mehrere skipaare |
| US5221440A (en) * | 1992-04-20 | 1993-06-22 | Rubicon Inc. | Process for destruction of nitro-hydroxy-aromatic compounds in aqueous media |
| JPH0679570U (ja) * | 1993-04-22 | 1994-11-08 | 功 美馬 | 複合配達伝票 |
| US7049471B2 (en) * | 2003-10-10 | 2006-05-23 | E. I. Du Pont De Nemours And Company | Separation of amine from a phenolic compound |
| EP3994121B1 (de) | 2019-07-03 | 2024-06-12 | Covestro Deutschland AG | Verfahren zur reinigung von anilin |
-
1968
- 1968-07-11 US US744056A patent/US3682782A/en not_active Expired - Lifetime
-
1969
- 1969-07-04 NL NL6910287A patent/NL6910287A/xx unknown
- 1969-07-08 BE BE735790A patent/BE735790A/xx unknown
- 1969-07-08 LU LU59062A patent/LU59062A1/xx unknown
- 1969-07-08 CS CS4847A patent/CS176118B2/cs unknown
- 1969-07-09 GB GB1266187D patent/GB1266187A/en not_active Expired
- 1969-07-09 FR FR6923328A patent/FR2012737A1/fr not_active Withdrawn
- 1969-07-09 BR BR210568/69A patent/BR6910568D0/pt unknown
- 1969-07-10 IL IL32596A patent/IL32596A0/xx unknown
- 1969-07-11 RO RO60498A patent/RO55969A/ro unknown
- 1969-07-11 ZA ZA694954A patent/ZA694954B/xx unknown
- 1969-07-11 DE DE19691935363 patent/DE1935363A1/de active Pending
- 1969-07-11 JP JP5463369A patent/JPS5341135B1/ja active Pending
- 1969-07-11 ES ES369419A patent/ES369419A1/es not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111056954A (zh) * | 2018-10-17 | 2020-04-24 | 科思创德国股份有限公司 | 苯胺纯化方法 |
| CN111056954B (zh) * | 2018-10-17 | 2024-03-15 | 科思创德国股份有限公司 | 苯胺纯化方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| RO55969A (es) | 1973-11-20 |
| US3682782A (en) | 1972-08-08 |
| GB1266187A (es) | 1972-03-08 |
| IL32596A0 (en) | 1969-09-25 |
| DE1935363A1 (de) | 1970-01-22 |
| BE735790A (es) | 1970-01-08 |
| NL6910287A (es) | 1970-01-13 |
| BR6910568D0 (pt) | 1973-01-11 |
| ZA694954B (en) | 1971-02-24 |
| LU59062A1 (es) | 1970-01-15 |
| FR2012737A1 (es) | 1970-03-20 |
| JPS5341135B1 (es) | 1978-10-31 |
| CS176118B2 (es) | 1977-06-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US3399120A (en) | Purification of olefinically unsaturated nitriles by water extractive distillation | |
| US4326073A (en) | Production of anhydrous or substantially anhydrous formic acid | |
| US2171795A (en) | Distillation of polymerizable materials | |
| GB1037255A (en) | Process and apparatus for the continuous distillation of mixtures | |
| US4262140A (en) | Production of anhydrous or substantially anhydrous formic acid | |
| US2595805A (en) | Extractive distillation of closeboiling alcohols having partial immiscibility with water | |
| US2762760A (en) | Extractive distillation of phenol-containing mixtures | |
| ES369419A1 (es) | Procedimiento para recuperar anilina de elevada pureza de una mezcla consistente esencialmente en anilina y fenol. | |
| US2646393A (en) | Process for the purification of dimethyl terephthalate by distillation | |
| US2672434A (en) | Purification of acrylonitrile by distillation | |
| JPS60218355A (ja) | 蟻酸メチルを加水分解することにより無水又は十分に無水の蟻酸を收得する方法 | |
| US3905875A (en) | Process for the purification of crude liquid vinyl acetate | |
| US4013521A (en) | Process for purifying methanol by distillation | |
| US2672435A (en) | Acrylonitrile purification process by distillation | |
| US3051630A (en) | Purification of acrylonitrile | |
| US3109864A (en) | Oxidation of hydrocarbons | |
| US3018228A (en) | Extractive distillation process | |
| US4934519A (en) | Process for working up crude liquid vinyl acetate | |
| US6228226B1 (en) | Process for working up crude, liquid vinyl acetate | |
| US4551208A (en) | Recovery of formic acid by distillation | |
| US2839588A (en) | Preparation of alkylene glycol | |
| US3391064A (en) | Methanol refining | |
| US3257446A (en) | Purification of acrylonitrile | |
| US3878058A (en) | Recovery of alkylvinylether by extractive distillation of a feed containing only trace amounts of water | |
| US3278397A (en) | Removal of hci from vinyl chloride by distillation in the presence of styrene oxide and a pyridine |