AT350524B - Verfahren zur kontinuierlichen reinigung von aklylphenolen, insbesondere von 4-methyl-2,6- ditert. butylphenol - Google Patents
Verfahren zur kontinuierlichen reinigung von aklylphenolen, insbesondere von 4-methyl-2,6- ditert. butylphenolInfo
- Publication number
- AT350524B AT350524B AT172477A AT172477A AT350524B AT 350524 B AT350524 B AT 350524B AT 172477 A AT172477 A AT 172477A AT 172477 A AT172477 A AT 172477A AT 350524 B AT350524 B AT 350524B
- Authority
- AT
- Austria
- Prior art keywords
- diterted
- aclylphenols
- butylphenol
- methyl
- continuous purification
- 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
- C07C37/68—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)
- Cleaning Or Drying Semiconductors (AREA)
- Detergent Compositions (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU762334592A SU622257A1 (ru) | 1976-03-17 | 1976-03-17 | Способ очистки алкилфенолов |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| ATA172477A ATA172477A (de) | 1978-11-15 |
| AT350524B true AT350524B (de) | 1979-06-11 |
Family
ID=20652312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT172477A AT350524B (de) | 1976-03-17 | 1977-03-14 | Verfahren zur kontinuierlichen reinigung von aklylphenolen, insbesondere von 4-methyl-2,6- ditert. butylphenol |
Country Status (16)
| Country | Link |
|---|---|
| JP (1) | JPS52131536A (de) |
| AT (1) | AT350524B (de) |
| BE (1) | BE852507A (de) |
| BR (1) | BR7701639A (de) |
| DE (1) | DE2711712A1 (de) |
| DK (1) | DK115177A (de) |
| ES (1) | ES456964A1 (de) |
| FI (1) | FI770849A (de) |
| FR (1) | FR2344516A1 (de) |
| GB (1) | GB1514702A (de) |
| IE (1) | IE44061B1 (de) |
| NL (1) | NL7702863A (de) |
| NO (1) | NO770936L (de) |
| PT (1) | PT66309B (de) |
| SE (1) | SE7702987L (de) |
| SU (1) | SU622257A1 (de) |
-
1976
- 1976-03-17 SU SU762334592A patent/SU622257A1/ru active
-
1977
- 1977-03-14 AT AT172477A patent/AT350524B/de not_active IP Right Cessation
- 1977-03-16 BE BE175815A patent/BE852507A/xx unknown
- 1977-03-16 IE IE577/77A patent/IE44061B1/en unknown
- 1977-03-16 FR FR7707853A patent/FR2344516A1/fr active Granted
- 1977-03-16 DK DK115177A patent/DK115177A/da unknown
- 1977-03-16 PT PT66309A patent/PT66309B/pt unknown
- 1977-03-16 JP JP2811477A patent/JPS52131536A/ja active Pending
- 1977-03-16 SE SE7702987A patent/SE7702987L/xx unknown
- 1977-03-16 NL NL7702863A patent/NL7702863A/xx not_active Application Discontinuation
- 1977-03-16 NO NO770936A patent/NO770936L/no unknown
- 1977-03-17 ES ES456964A patent/ES456964A1/es not_active Expired
- 1977-03-17 FI FI770849A patent/FI770849A/fi not_active Application Discontinuation
- 1977-03-17 DE DE19772711712 patent/DE2711712A1/de active Pending
- 1977-03-17 BR BR7701639A patent/BR7701639A/pt unknown
- 1977-03-17 GB GB11313/77A patent/GB1514702A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| SE7702987L (sv) | 1977-09-18 |
| FR2344516A1 (fr) | 1977-10-14 |
| ES456964A1 (es) | 1978-02-16 |
| PT66309B (en) | 1978-08-11 |
| DK115177A (da) | 1977-09-18 |
| BE852507A (fr) | 1977-09-16 |
| FR2344516B1 (de) | 1978-12-29 |
| SU622257A1 (ru) | 1979-03-15 |
| DE2711712A1 (de) | 1977-09-29 |
| NL7702863A (nl) | 1977-09-20 |
| BR7701639A (pt) | 1977-11-08 |
| JPS52131536A (en) | 1977-11-04 |
| GB1514702A (en) | 1978-06-21 |
| PT66309A (en) | 1977-04-01 |
| IE44061B1 (en) | 1981-07-29 |
| IE44061L (en) | 1977-09-17 |
| NO770936L (no) | 1977-09-20 |
| FI770849A (de) | 1977-09-18 |
| ATA172477A (de) | 1978-11-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ELJ | Ceased due to non-payment of the annual fee | ||
| UEP | Publication of translation of european patent specification |