ATE70820T1 - Herstellungsverfahren von tribromotetramethylbiphenol und verwandten verbindungen. - Google Patents
Herstellungsverfahren von tribromotetramethylbiphenol und verwandten verbindungen.Info
- Publication number
- ATE70820T1 ATE70820T1 AT87901918T AT87901918T ATE70820T1 AT E70820 T1 ATE70820 T1 AT E70820T1 AT 87901918 T AT87901918 T AT 87901918T AT 87901918 T AT87901918 T AT 87901918T AT E70820 T1 ATE70820 T1 AT E70820T1
- Authority
- AT
- Austria
- Prior art keywords
- tribromotetramethylbiphenol
- preparation process
- related compounds
- tetra
- tribromo
- 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
- C07C37/62—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by introduction of halogen; by substitution of halogen atoms by other halogen atoms
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/831,400 US4654447A (en) | 1986-02-20 | 1986-02-20 | Process for the preparation of tribromotetramethylbiphenol and related compounds |
| PCT/US1987/000370 WO1987005009A1 (en) | 1986-02-20 | 1987-02-19 | Process for the preparation of tribromotetramethylbiphenol and related compounds |
| EP87901918A EP0259450B1 (de) | 1986-02-20 | 1987-02-19 | Herstellungsverfahren von tribromotetramethylbiphenol und verwandten verbindungen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE70820T1 true ATE70820T1 (de) | 1992-01-15 |
Family
ID=25258966
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT87901918T ATE70820T1 (de) | 1986-02-20 | 1987-02-19 | Herstellungsverfahren von tribromotetramethylbiphenol und verwandten verbindungen. |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US4654447A (de) |
| EP (1) | EP0259450B1 (de) |
| JP (1) | JPS63500381A (de) |
| AT (1) | ATE70820T1 (de) |
| AU (1) | AU595293B2 (de) |
| BR (1) | BR8706028A (de) |
| CA (1) | CA1268782A (de) |
| DE (1) | DE3775497D1 (de) |
| WO (1) | WO1987005009A1 (de) |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3956403A (en) * | 1971-08-05 | 1976-05-11 | General Electric Company | Brominated biphenols |
| US3929908A (en) * | 1971-08-05 | 1975-12-30 | Gen Electric | Brominated biphenols |
| CA1073471A (en) * | 1974-12-18 | 1980-03-11 | Philip L. Kinson | Brominated biphenol process |
-
1986
- 1986-02-20 US US06/831,400 patent/US4654447A/en not_active Expired - Lifetime
-
1987
- 1987-02-19 EP EP87901918A patent/EP0259450B1/de not_active Expired
- 1987-02-19 AT AT87901918T patent/ATE70820T1/de not_active IP Right Cessation
- 1987-02-19 JP JP62501453A patent/JPS63500381A/ja active Granted
- 1987-02-19 AU AU69500/87A patent/AU595293B2/en not_active Ceased
- 1987-02-19 BR BR8706028A patent/BR8706028A/pt not_active IP Right Cessation
- 1987-02-19 DE DE8787901918T patent/DE3775497D1/de not_active Expired - Lifetime
- 1987-02-19 WO PCT/US1987/000370 patent/WO1987005009A1/en active IP Right Grant
- 1987-02-20 CA CA000530191A patent/CA1268782A/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| AU6950087A (en) | 1987-09-09 |
| WO1987005009A1 (en) | 1987-08-27 |
| BR8706028A (pt) | 1988-04-05 |
| EP0259450A4 (de) | 1988-06-20 |
| EP0259450B1 (de) | 1991-12-27 |
| DE3775497D1 (de) | 1992-02-06 |
| CA1268782A (en) | 1990-05-08 |
| EP0259450A1 (de) | 1988-03-16 |
| AU595293B2 (en) | 1990-03-29 |
| JPH0369335B2 (de) | 1991-10-31 |
| US4654447A (en) | 1987-03-31 |
| JPS63500381A (ja) | 1988-02-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| UEP | Publication of translation of european patent specification | ||
| EEIH | Change in the person of patent owner | ||
| REN | Ceased due to non-payment of the annual fee |