IT8348576A0 - Procedimento per la purificazione del fenolo - Google Patents
Procedimento per la purificazione del fenoloInfo
- Publication number
- IT8348576A0 IT8348576A0 IT8348576A IT4857683A IT8348576A0 IT 8348576 A0 IT8348576 A0 IT 8348576A0 IT 8348576 A IT8348576 A IT 8348576A IT 4857683 A IT4857683 A IT 4857683A IT 8348576 A0 IT8348576 A0 IT 8348576A0
- Authority
- IT
- Italy
- Prior art keywords
- phenol
- purification
- procedure
- Prior art date
Links
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 238000000746 purification Methods 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C39/00—Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a six-membered aromatic ring
- C07C39/02—Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a six-membered aromatic ring monocyclic with no unsaturation outside the aromatic ring
- C07C39/04—Phenol
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
- C07C37/68—Purification; separation; Use of additives, e.g. for stabilisation
- C07C37/70—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment
- C07C37/72—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment by liquid-liquid treatment
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
- C07C37/68—Purification; separation; Use of additives, e.g. for stabilisation
- C07C37/685—Processes comprising at least two steps in series
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
- C07C37/68—Purification; separation; Use of additives, e.g. for stabilisation
- C07C37/70—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment
- C07C37/74—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment by distillation
- C07C37/76—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment by distillation by steam distillation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/392,568 US4504364A (en) | 1982-06-28 | 1982-06-28 | Phenol purification |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8348576A0 true IT8348576A0 (it) | 1983-06-24 |
IT1174764B IT1174764B (it) | 1987-07-01 |
Family
ID=23551112
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT48576/83A IT1174764B (it) | 1982-06-28 | 1983-06-24 | Procedimento per la purificazione del fenolo |
Country Status (9)
Country | Link |
---|---|
US (1) | US4504364A (it) |
JP (1) | JPS5920239A (it) |
KR (1) | KR840005063A (it) |
CA (1) | CA1194500A (it) |
DE (1) | DE3322005A1 (it) |
FI (1) | FI832339L (it) |
FR (1) | FR2529196A1 (it) |
GB (1) | GB2122613B (it) |
IT (1) | IT1174764B (it) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4832796A (en) * | 1987-07-16 | 1989-05-23 | General Electric Company | Process for purifying phenol |
US4931146A (en) * | 1988-04-05 | 1990-06-05 | Mitsui Toatsu Chemicals, Inc. | Process for obtaining high-purity bisphenol A |
RU2111203C1 (ru) * | 1993-12-01 | 1998-05-20 | Закошанский Владимир Михайлович | Способ очистки фенола от органических примесей |
IT1271279B (it) * | 1994-12-15 | 1997-05-27 | Enichem Spa | Processo per il recupero di fenolo da un flusso acquoso contenente na2 so4 |
US5504251A (en) * | 1995-03-09 | 1996-04-02 | General Electric Company | Co-cracking of BPA and phenol process tars |
DE19954141A1 (de) | 1999-11-11 | 2001-06-13 | Phenolchemie Gmbh & Co Kg | Verfahren zur Verringerung des Salzgehaltes in Hochsieder aufweisenden Fraktionen, die bei der Herstellung von Phenol aus Cumol anfallen, durch Extraktion |
EP1549597A1 (en) * | 2003-06-20 | 2005-07-06 | Sunoco, Inc. (R&M) | Method for recovery of phenol from aqueous streams |
KR102011715B1 (ko) * | 2015-10-22 | 2019-08-19 | 주식회사 엘지화학 | 페놀 정제 방법 |
CN110452096A (zh) * | 2019-08-13 | 2019-11-15 | 上海万巷制药有限公司 | 一种苯酚精制系统及运用该系统的苯酚精制工艺 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2486342A (en) * | 1947-03-07 | 1949-10-25 | Monsanto Chemicals | Distillation process for the recovery of phenols |
FR984364A (fr) * | 1948-04-20 | 1951-07-05 | Distillers Co Yeast Ltd | Procédé de préparation du phénol |
GB716886A (en) * | 1948-10-01 | 1954-10-13 | Metallgesellschaft Ag | Improvements in or relating to the separation of phenols from waste water |
US2597497A (en) * | 1949-07-19 | 1952-05-20 | Allied Chem & Dye Corp | Purification of crude phenolacetone mixtures |
US3692845A (en) * | 1969-03-12 | 1972-09-19 | Allied Chem | Purification of phenol |
US3810946A (en) * | 1972-11-03 | 1974-05-14 | Allied Chem | Purification of phenol |
JPS5814411B2 (ja) * | 1979-11-02 | 1983-03-18 | 三井化学株式会社 | フエノ−ル類の精製法 |
US4298765A (en) * | 1980-03-26 | 1981-11-03 | Allied Corporation | Purification of phenol with reduced energy consumption |
-
1982
- 1982-06-28 US US06/392,568 patent/US4504364A/en not_active Expired - Fee Related
-
1983
- 1983-06-10 CA CA000430097A patent/CA1194500A/en not_active Expired
- 1983-06-10 GB GB08315962A patent/GB2122613B/en not_active Expired
- 1983-06-18 DE DE3322005A patent/DE3322005A1/de not_active Withdrawn
- 1983-06-24 KR KR1019830002855A patent/KR840005063A/ko not_active Application Discontinuation
- 1983-06-24 IT IT48576/83A patent/IT1174764B/it active
- 1983-06-24 FR FR8310483A patent/FR2529196A1/fr active Pending
- 1983-06-27 FI FI832339A patent/FI832339L/fi not_active Application Discontinuation
- 1983-06-27 JP JP58115743A patent/JPS5920239A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
GB8315962D0 (en) | 1983-07-13 |
US4504364A (en) | 1985-03-12 |
FI832339A0 (fi) | 1983-06-27 |
GB2122613A (en) | 1984-01-18 |
JPS5920239A (ja) | 1984-02-01 |
IT1174764B (it) | 1987-07-01 |
FI832339L (fi) | 1983-12-29 |
FR2529196A1 (fr) | 1983-12-30 |
KR840005063A (ko) | 1984-11-03 |
CA1194500A (en) | 1985-10-01 |
GB2122613B (en) | 1986-01-08 |
DE3322005A1 (de) | 1983-12-29 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
MX7309E (es) | Metodo mejorado para la purificacion del factor antihemofilico humano | |
ES528226A0 (es) | Un procedimiento de purificacion de glicosidos antraciclinonicos | |
IT8224563A0 (it) | Procedimento per la depurazione di silicio. | |
IT1170850B (it) | Procedimento per la orot-sostituzione di fenoli | |
IT1143996B (it) | Procedimento per la separazione e la purificazione di fenoli bivalenti | |
IT8348576A0 (it) | Procedimento per la purificazione del fenolo | |
IT1194181B (it) | Procedimento migliorato per la purificazione della tilosina | |
IT1163500B (it) | Procedimento per la preparazione del meta-clorobenzotrifluoruro | |
ES544185A0 (es) | Procedimiento para la purificacion del mercaptobenzotiazol | |
IT8421191A1 (it) | Metodo per la purificazione del 4-fluorofenolo | |
ES523060A0 (es) | Procedimiento para la purificacion de n-metilpirrolidona. | |
IT1169764B (it) | Procedimento per la depurazione della s-adenosil-l- metiona | |
IT8519451A0 (it) | Procedimento per la purificazione di fenolo | |
IT1169421B (it) | Procedimento per la preparazione di benzen-derivati | |
IT1172263B (it) | Procedimento per la preparazione di tio-bisfenoli | |
AR229179A1 (es) | Procedimiento para la purificacion de quimopapaina | |
IT8324025A1 (it) | Procedimento per la purificazione di 2,6-xilenolo | |
IT1203646B (it) | Procedimento per la preparazione di cloroacetanilidi sostituite | |
IT1186719B (it) | Metodo per la sintesi del fenolo | |
IT1155431B (it) | Procedimento per la preparazione del 7-metil-3-metilen-7-otten-1-il-propionato | |
IT8347756A0 (it) | Procedimento per la purificazione di acetone | |
IT1164613B (it) | Procedimento per la produzione di ditiazol-disolfuri | |
IT8324439A0 (it) | Procedimento per la depurazione del mercurio. | |
IT1197635B (it) | Procedimento per la preparazione di 3-idrossi-benzo-diezepinoni | |
IT1171888B (it) | Procedimento per la produzione di acciaio inossidabile |