BR8904729A - Processo para recuperacao de fenol de uma purga de retificacao - Google Patents

Processo para recuperacao de fenol de uma purga de retificacao

Info

Publication number
BR8904729A
BR8904729A BR898904729A BR8904729A BR8904729A BR 8904729 A BR8904729 A BR 8904729A BR 898904729 A BR898904729 A BR 898904729A BR 8904729 A BR8904729 A BR 8904729A BR 8904729 A BR8904729 A BR 8904729A
Authority
BR
Brazil
Prior art keywords
purge
rectification
phenol recovery
rectification purge
phenol
Prior art date
Application number
BR898904729A
Other languages
English (en)
Inventor
Renzo Penzo
Claudio Spagglari
Paolo Reggiani
Original Assignee
Montedipe Srl
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Montedipe Srl filed Critical Montedipe Srl
Publication of BR8904729A publication Critical patent/BR8904729A/pt

Links

Classifications

    • 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
BR898904729A 1988-12-02 1989-09-20 Processo para recuperacao de fenol de uma purga de retificacao BR8904729A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8822823A IT1227668B (it) 1988-12-02 1988-12-02 Processo per il recupero del fenolo da uno spurgo di rettifica

Publications (1)

Publication Number Publication Date
BR8904729A true BR8904729A (pt) 1991-03-26

Family

ID=11200858

Family Applications (1)

Application Number Title Priority Date Filing Date
BR898904729A BR8904729A (pt) 1988-12-02 1989-09-20 Processo para recuperacao de fenol de uma purga de retificacao

Country Status (11)

Country Link
US (1) US4973766A (pt)
EP (1) EP0372685B1 (pt)
CN (1) CN1026231C (pt)
AT (1) ATE123750T1 (pt)
AU (1) AU617527B2 (pt)
BR (1) BR8904729A (pt)
CA (1) CA1322763C (pt)
DE (1) DE68923068T2 (pt)
ES (1) ES2074467T3 (pt)
IT (1) IT1227668B (pt)
ZA (1) ZA896790B (pt)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5338453A (en) * 1992-07-27 1994-08-16 The Dow Chemical Company Recovery of phenols from hydrocarbon mixtures
IT1271279B (it) 1994-12-15 1997-05-27 Enichem Spa Processo per il recupero di fenolo da un flusso acquoso contenente na2 so4
ITMI980864A1 (it) * 1998-04-23 1999-10-23 Enichem Spa Processo per l'estrazione dei sali contenuti nel prodotto scisso neutralizzato ottenuto nella preparazione di fenolo via ossidazione
US6066767A (en) * 1999-02-10 2000-05-23 Illa International, Llc Method of purifying cumene hydroperoxide decomposition products from hydroxyacetone and from other carbonyls
US6965056B1 (en) * 1999-05-03 2005-11-15 Shell Oil Company Removal of salts in the manufacture of phenolic compound
US6667178B2 (en) 2001-05-07 2003-12-23 Sunoco, Inc. (R&M) Optimization of caustic usage
US6576798B1 (en) 2001-11-29 2003-06-10 General Electric Company Method and system for purifying cumene hydroperoxide cleavage products
US6573408B1 (en) 2001-11-29 2003-06-03 General Electric Company System and method for purifying cumene hydroperoxide cleavage products
RU2217408C2 (ru) * 2002-02-08 2003-11-27 Общество с ограниченной ответственностью "Петрофенол" Способ и катализатор очистки фенола
WO2003066554A1 (en) * 2002-02-08 2003-08-14 General Electric Company Process and catalyst for purifying phenol
RU2217409C2 (ru) * 2002-02-08 2003-11-27 Общество с ограниченной ответственностью "Петрофенол" Способ и катализатор получения паракумилфенола
JP3931714B2 (ja) * 2002-03-27 2007-06-20 住友化学株式会社 タールの処理方法
PL2142491T5 (pl) * 2007-05-09 2017-01-31 Badger Licensing Llc Ulepszenie procesu wytwarzania BPA
CN105669388B (zh) * 2016-03-08 2018-09-28 江苏常青树新材料科技有限公司 一种亚磷酸一苯二异辛酯生产装置上苯酚与异辛醇混合物的分离回收工艺

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2200370A (en) * 1937-07-26 1940-05-14 Koppers Co Inc Process for the recovery of pure phenols or phenolates from gas liquor or the like
GB674754A (en) * 1948-08-11 1952-07-02 Carbide & Carbon Chem Corp Process for recovery of tar acids and bases from hydrocarbon oils
DE1094758B (de) * 1957-07-24 1960-12-15 Metallgesellschaft Ag Verfahren zur Gewinnung von neutraloelfreien und lichtbestaendigen Phenolen aus phenolhaltigen OElen oder Rohphenolen
DE1101435B (de) * 1959-04-02 1961-03-09 Metallgesellschaft Ag Verfahren zur Gewinnung von neutraloelfreien und lichtbestaendigen Phenolen
US4262151A (en) * 1979-12-31 1981-04-14 Uop Inc. Process for the recovery of phenol from a reaction mixture resulting from the acid cleavage of cumene hydroperoxide
US4262150A (en) * 1979-12-31 1981-04-14 Uop Inc. Process for the recovery of phenol from a reaction mixture resulting from the acid cleavage of cumene hydroperoxide

Also Published As

Publication number Publication date
EP0372685B1 (en) 1995-06-14
ES2074467T3 (es) 1995-09-16
DE68923068T2 (de) 1995-10-19
ATE123750T1 (de) 1995-06-15
AU617527B2 (en) 1991-11-28
CN1043119A (zh) 1990-06-20
DE68923068D1 (de) 1995-07-20
ZA896790B (en) 1990-06-27
AU4143889A (en) 1990-06-07
IT1227668B (it) 1991-04-23
EP0372685A3 (en) 1991-09-25
CN1026231C (zh) 1994-10-19
CA1322763C (en) 1993-10-05
EP0372685A2 (en) 1990-06-13
US4973766A (en) 1990-11-27
IT8822823A0 (it) 1988-12-02

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Legal Events

Date Code Title Description
FB19 Grant procedure suspended (art. 19)
FF Decision: intention to grant
KD Notifcation of receipt (letter patent)
FG9A Patent or certificate of addition granted
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 20/09/2009