BE862235A - Procede de preparation de polyphenols - Google Patents
Procede de preparation de polyphenolsInfo
- Publication number
- BE862235A BE862235A BE2056545A BE2056545A BE862235A BE 862235 A BE862235 A BE 862235A BE 2056545 A BE2056545 A BE 2056545A BE 2056545 A BE2056545 A BE 2056545A BE 862235 A BE862235 A BE 862235A
- Authority
- BE
- Belgium
- Prior art keywords
- preparation process
- polyphenols
- polyphenols preparation
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2658866A DE2658866C3 (de) | 1976-12-24 | 1976-12-24 | Verfahren zur Herstellung von mehrwertigen substituierten Phenolen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE862235A true BE862235A (fr) | 1978-06-23 |
Family
ID=5996648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE2056545A BE862235A (fr) | 1976-12-24 | 1977-12-23 | Procede de preparation de polyphenols |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US4182918A (xx) |
| JP (1) | JPS5379827A (xx) |
| AT (1) | AT355007B (xx) |
| BE (1) | BE862235A (xx) |
| CA (1) | CA1101436A (xx) |
| CH (1) | CH630591A5 (xx) |
| DE (1) | DE2658866C3 (xx) |
| FR (1) | FR2375173A1 (xx) |
| GB (1) | GB1578388A (xx) |
| IL (1) | IL53665A (xx) |
| NL (1) | NL7714194A (xx) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2928743A1 (de) * | 1979-07-17 | 1981-02-05 | Bayer Ag | Verfahren zur herstellung mehrwertiger phenole |
| DE2942366A1 (de) * | 1979-10-19 | 1981-04-30 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung mehrwertiger phenole |
| DE3632075A1 (de) * | 1986-09-20 | 1988-03-24 | Degussa | Verfahren zur herstellung von trihydroxy- bzw. alkoxyhydroxybenzolen |
| PL155953B1 (pl) * | 1988-07-27 | 1992-01-31 | Polska Akademia Nauk Instytut | Sposób wytwarzania podstawionych fenoli i podstawionych pochodnych hydroksylowych aromatycznych zwiazków heterocyklicznych PL PL PL |
| US5688761A (en) * | 1991-04-19 | 1997-11-18 | Lds Technologies, Inc. | Convertible microemulsion formulations |
| BRPI0918348A8 (pt) * | 2008-12-31 | 2017-10-10 | Dow Global Technologies Llc | Processo de polimerização e composição |
| KR102195020B1 (ko) * | 2018-09-21 | 2020-12-24 | 주식회사 바디프랜드 | 등받이부의 각도 조절이 가능한 마사지 장치 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL129007C (xx) * | 1965-04-09 | 1900-01-01 | ||
| FR1479354A (fr) * | 1966-03-15 | 1967-05-05 | Rhone Poulenc Sa | Procédé d'obtention de polyphénols |
| GB1167732A (en) * | 1966-07-25 | 1969-10-22 | Ici Ltd | Oxidation of Aromatic Hydrocarbons |
| US3950437A (en) * | 1972-12-25 | 1976-04-13 | Oxirane Chemical Co. | Method for manufacture of dihydric phenols |
| CA1024165A (en) * | 1972-12-25 | 1978-01-10 | Agency Of Industrial Science And Technology, Ministry Of International Trade And Industry | Method for manufacture of dihydric phenols |
| JPS5833207B2 (ja) * | 1975-08-28 | 1983-07-18 | 工業技術院長 | ニカフエノ−ルノセイゾウホウホウ |
-
1976
- 1976-12-24 DE DE2658866A patent/DE2658866C3/de not_active Expired
-
1977
- 1977-12-05 US US05/857,623 patent/US4182918A/en not_active Expired - Lifetime
- 1977-12-19 GB GB52678/77A patent/GB1578388A/en not_active Expired
- 1977-12-20 CH CH1569877A patent/CH630591A5/de not_active IP Right Cessation
- 1977-12-21 IL IL53665A patent/IL53665A/xx unknown
- 1977-12-21 JP JP15306777A patent/JPS5379827A/ja active Granted
- 1977-12-21 NL NL7714194A patent/NL7714194A/xx not_active Application Discontinuation
- 1977-12-22 AT AT923377A patent/AT355007B/de not_active IP Right Cessation
- 1977-12-22 CA CA293,675A patent/CA1101436A/en not_active Expired
- 1977-12-23 BE BE2056545A patent/BE862235A/xx not_active IP Right Cessation
- 1977-12-23 FR FR7739098A patent/FR2375173A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| CH630591A5 (de) | 1982-06-30 |
| JPS6157292B2 (xx) | 1986-12-06 |
| ATA923377A (de) | 1979-07-15 |
| GB1578388A (en) | 1980-11-05 |
| AT355007B (de) | 1980-02-11 |
| NL7714194A (nl) | 1978-06-27 |
| FR2375173A1 (fr) | 1978-07-21 |
| IL53665A (en) | 1983-03-31 |
| IL53665A0 (en) | 1978-03-10 |
| FR2375173B1 (xx) | 1983-02-18 |
| DE2658866C3 (de) | 1979-10-31 |
| JPS5379827A (en) | 1978-07-14 |
| DE2658866A1 (de) | 1978-07-06 |
| US4182918A (en) | 1980-01-08 |
| DE2658866B2 (de) | 1979-03-15 |
| CA1101436A (en) | 1981-05-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: BAYER A.G. Effective date: 19891231 |