FR2376108A1 - Procede de purification des diphenols - Google Patents
Procede de purification des diphenolsInfo
- Publication number
- FR2376108A1 FR2376108A1 FR7739514A FR7739514A FR2376108A1 FR 2376108 A1 FR2376108 A1 FR 2376108A1 FR 7739514 A FR7739514 A FR 7739514A FR 7739514 A FR7739514 A FR 7739514A FR 2376108 A1 FR2376108 A1 FR 2376108A1
- Authority
- FR
- France
- Prior art keywords
- diphenol
- water
- purified
- purification process
- dissolves
- 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.)
- Withdrawn
Links
- XKZQKPRCPNGNFR-UHFFFAOYSA-N 2-(3-hydroxyphenyl)phenol Chemical compound OC1=CC=CC(C=2C(=CC=CC=2)O)=C1 XKZQKPRCPNGNFR-UHFFFAOYSA-N 0.000 title abstract 5
- 238000000746 purification Methods 0.000 title abstract 2
- 239000002002 slurry Substances 0.000 abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 2
- IISBACLAFKSPIT-UHFFFAOYSA-N bisphenol A Chemical compound C=1C=C(O)C=CC=1C(C)(C)C1=CC=C(O)C=C1 IISBACLAFKSPIT-UHFFFAOYSA-N 0.000 abstract 1
- 238000009835 boiling Methods 0.000 abstract 1
- 238000001816 cooling Methods 0.000 abstract 1
- 239000006184 cosolvent Substances 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 238000000926 separation method Methods 0.000 abstract 1
- 239000002904 solvent Substances 0.000 abstract 1
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
- C07C37/84—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment by crystallisation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Procédé fournissant des diphénols de pureté élevée. Il consiste à disperser le diphénol souillé dans de l'eau, à chauffer la bouillie résultante, à ajouter un co-solvant polaire aprotique soluble dans l'eau, jusqu'à dissolution ou pratiquement dissolution de la bouillie de diphénol à proximité ou au point d'ébullition de l'eau ou du système de solvants, à refroidir la solution pour obtenir la séparation du diphénol purifié et à récupérer le diphénol purifié. Application à la purificiation du bisphénol-A.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/755,981 US4113974A (en) | 1976-12-30 | 1976-12-30 | Process for purifying impure diphenols |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2376108A1 true FR2376108A1 (fr) | 1978-07-28 |
Family
ID=25041507
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7739514A Withdrawn FR2376108A1 (fr) | 1976-12-30 | 1977-12-28 | Procede de purification des diphenols |
Country Status (6)
Country | Link |
---|---|
US (1) | US4113974A (fr) |
JP (1) | JPS53101348A (fr) |
DE (1) | DE2758564A1 (fr) |
FR (1) | FR2376108A1 (fr) |
IT (1) | IT1089138B (fr) |
NL (1) | NL7714353A (fr) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5517304A (en) * | 1978-07-18 | 1980-02-06 | Hodogaya Chem Co Ltd | Preparation of 4, 4'-dihydroxybiphenyl |
US4272636A (en) * | 1979-12-26 | 1981-06-09 | The Dow Chemical Company | Chlorinated phenol mold release agent |
US4324926A (en) * | 1980-03-06 | 1982-04-13 | Buffalo Color Corporation | Process for the purification of 4,4' dihydroxydiphenyl |
US4420643A (en) * | 1982-09-30 | 1983-12-13 | American Cyanamid Company | Extraction of phenols from aqueous solutions |
US5001270A (en) * | 1985-10-04 | 1991-03-19 | Amoco Corporation | Process for recovering 4,4' dihydroxydiphenyl sulfone from an isomer mixture |
US4861919A (en) * | 1988-02-29 | 1989-08-29 | The Dow Chemical Company | Countercurrent multi-stage water crystallization of aromatic compounds |
US5008458A (en) * | 1989-01-23 | 1991-04-16 | Akzo N.V. | Process for purifying crude tetrabromobisphenol sulfone by extraction |
US4996367A (en) * | 1989-12-20 | 1991-02-26 | Amoco Corporation | Process for making 4,4'-dihydroxydiphenyl sulfone |
US5243093A (en) * | 1990-09-07 | 1993-09-07 | General Electric Company | Process and composition |
WO2003089519A1 (fr) * | 2002-04-15 | 2003-10-30 | Solvay Advanced Polymers, Llc | Compositions de polysulfone presentant une couleur tres faible et des proprietes de transmittance elevees et articles fabriques a partir de ces compositions |
US6646097B1 (en) | 2002-10-31 | 2003-11-11 | General Electric Company | Method for purifying 1,1-bis(4′-hydroxy-3′-methylphenyl)cyclohexane and methods of producing polycarbonates therefrom |
JP2005023022A (ja) * | 2003-07-03 | 2005-01-27 | Honshu Chem Ind Co Ltd | 高純度1,1−ビス(4−ヒドロキシフェニル)シクロヘキサン類の製造方法 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2959622A (en) * | 1960-11-08 | Purification of crude jj-p-bis- | ||
US2829175A (en) * | 1953-10-14 | 1958-04-01 | Gulf Research Development Co | Purification of bis-phenols |
US2845464A (en) * | 1954-11-15 | 1958-07-29 | Shell Dev | Purification of bis (hydroxyaryl)-substituted compounds |
US3073868A (en) * | 1959-02-05 | 1963-01-15 | Hooker Chemical Corp | Production and purification of diphenylolalkanes |
GB946322A (en) * | 1960-02-12 | 1964-01-08 | Konink Zwavelzuurfabrieken V H | Process for purifying 4,4 dihydroxydiphenylpropane 2,2 |
US3207795A (en) * | 1962-03-02 | 1965-09-21 | Hooker Chemical Corp | Production and purification of diphenylolalkanes |
NL301690A (fr) * | 1962-12-31 | |||
US3326986A (en) * | 1965-01-22 | 1967-06-20 | Dow Chemical Co | Process for purifying 4, 4'-isopropylidenediphenol |
US3932535A (en) * | 1968-10-30 | 1976-01-13 | Dynamit Nobel Aktiengesellschaft | Process for the preparation of 2,2-bis-(4-hydroxy-3-chlorophenyl)-propane |
US3673262A (en) * | 1968-12-20 | 1972-06-27 | Hooker Chemical Corp | Crystallization of diphenylol alkanes |
GB1483190A (en) * | 1973-11-02 | 1977-08-17 | Shell Int Research | Purification of diphenylolpropane |
-
1976
- 1976-12-30 US US05/755,981 patent/US4113974A/en not_active Expired - Lifetime
-
1977
- 1977-12-23 NL NL7714353A patent/NL7714353A/xx not_active Application Discontinuation
- 1977-12-23 IT IT31222/77A patent/IT1089138B/it active
- 1977-12-28 FR FR7739514A patent/FR2376108A1/fr not_active Withdrawn
- 1977-12-28 JP JP15756077A patent/JPS53101348A/ja active Pending
- 1977-12-29 DE DE19772758564 patent/DE2758564A1/de active Pending
Also Published As
Publication number | Publication date |
---|---|
NL7714353A (nl) | 1978-07-04 |
IT1089138B (it) | 1985-06-18 |
DE2758564A1 (de) | 1978-07-06 |
US4113974A (en) | 1978-09-12 |
JPS53101348A (en) | 1978-09-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |