BE810978A - Procede pour la preparation de diphenols - Google Patents
Procede pour la preparation de diphenolsInfo
- Publication number
- BE810978A BE810978A BE140864A BE140864A BE810978A BE 810978 A BE810978 A BE 810978A BE 140864 A BE140864 A BE 140864A BE 140864 A BE140864 A BE 140864A BE 810978 A BE810978 A BE 810978A
- Authority
- BE
- Belgium
- Prior art keywords
- diphenols
- preparation
- Prior art date
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
- C07C37/60—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by oxidation reactions introducing directly hydroxy groups on a =CH-group belonging to a six-membered aromatic ring with the aid of other oxidants than molecular oxygen or their mixtures with molecular oxygen
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT20497/73A IT979201B (it) | 1973-02-16 | 1973-02-16 | Processo per la preparazione di difenoli |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE810978A true BE810978A (fr) | 1974-05-29 |
Family
ID=11167818
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE140864A BE810978A (fr) | 1973-02-16 | 1974-02-13 | Procede pour la preparation de diphenols |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US3929913A (de) |
| JP (1) | JPS5139209B2 (de) |
| BE (1) | BE810978A (de) |
| CA (1) | CA1025480A (de) |
| CH (1) | CH593219A5 (de) |
| DE (1) | DE2407398C3 (de) |
| FR (1) | FR2218312B1 (de) |
| GB (1) | GB1413439A (de) |
| IT (1) | IT979201B (de) |
| NL (1) | NL162052C (de) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5826177B2 (ja) * | 1979-06-27 | 1983-06-01 | 株式会社東芝 | 半導体装置の製造方法 |
| JPS5826178B2 (ja) * | 1979-11-30 | 1983-06-01 | 株式会社東芝 | 半導体装置 |
| FR2454431A1 (fr) * | 1979-04-19 | 1980-11-14 | Brichima Spa | Procede pour la production de dihydroxy-diphenyles alcoyles |
| JPS5892271A (ja) * | 1981-11-27 | 1983-06-01 | Mitsubishi Electric Corp | ＧａＡｓマイクロ波モノリシツク集積回路装置 |
| JPS5892272A (ja) * | 1981-11-27 | 1983-06-01 | Mitsubishi Electric Corp | 負帰還型ＧａＡｓマイクロ波モノリシツク増幅回路装置 |
| DE3308726C2 (de) * | 1983-03-11 | 1991-01-24 | Degussa Ag, 6000 Frankfurt | Verfahren zur Herstellung von Dihydroxybenzolen |
| US4588845A (en) * | 1983-07-18 | 1986-05-13 | Fmc Corporation | Oxidation of unsaturated organic compounds with hydrogen peroxide |
| US5493061A (en) * | 1994-12-09 | 1996-02-20 | Council Of Scientific & Industrial Research | Process for the conversion of phenol to hydroquinone and catechol |
| US5583267B1 (en) * | 1995-01-27 | 1998-11-24 | Enzymol International | Biocatalytic process for preparing tetraalkylbiphenols |
| US6077979A (en) * | 1999-02-18 | 2000-06-20 | E. I. Du Pont De Nemours And Company | Manufacture of 3,3',5,5'-tetramethyl-2,2'-biphenol |
| WO2019064233A1 (en) | 2017-09-27 | 2019-04-04 | Gentex Corporation | COMPLETE DISPLAY MIRROR WITH ACCOMMODATION CORRECTION |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1595299A (en) * | 1924-01-07 | 1926-08-10 | Dow Chemical Co | Manufacture of phenols |
| US3377386A (en) * | 1964-12-10 | 1968-04-09 | Texaco Inc | Manufacture of phenolic compounds |
| US3662006A (en) * | 1969-05-12 | 1972-05-09 | Universal Oil Prod Co | Hydroxylation of aromatic compounds |
| JPS5111103B1 (de) * | 1970-12-30 | 1976-04-08 |
-
1973
- 1973-02-16 IT IT20497/73A patent/IT979201B/it active
-
1974
- 1974-02-05 US US439713A patent/US3929913A/en not_active Expired - Lifetime
- 1974-02-11 GB GB611774A patent/GB1413439A/en not_active Expired
- 1974-02-12 NL NL7401892.A patent/NL162052C/xx not_active IP Right Cessation
- 1974-02-12 FR FR7404667A patent/FR2218312B1/fr not_active Expired
- 1974-02-13 BE BE140864A patent/BE810978A/xx not_active IP Right Cessation
- 1974-02-15 JP JP49018429A patent/JPS5139209B2/ja not_active Expired
- 1974-02-15 CA CA192,690A patent/CA1025480A/en not_active Expired
- 1974-02-15 CH CH218374A patent/CH593219A5/xx not_active IP Right Cessation
- 1974-02-15 DE DE2407398A patent/DE2407398C3/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH593219A5 (de) | 1977-11-30 |
| GB1413439A (en) | 1975-11-12 |
| NL7401892A (de) | 1974-08-20 |
| US3929913A (en) | 1975-12-30 |
| FR2218312A1 (de) | 1974-09-13 |
| DE2407398C3 (de) | 1978-08-17 |
| DE2407398B2 (de) | 1977-12-08 |
| JPS5024230A (de) | 1975-03-15 |
| CA1025480A (en) | 1978-01-31 |
| JPS5139209B2 (de) | 1976-10-26 |
| NL162052B (nl) | 1979-11-15 |
| FR2218312B1 (de) | 1977-09-16 |
| DE2407398A1 (de) | 1974-08-22 |
| NL162052C (nl) | 1980-04-15 |
| IT979201B (it) | 1974-09-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: BRICHIMA S.P.A. Effective date: 19860228 |