IN187835B - - Google Patents
Info
- Publication number
- IN187835B IN187835B IN1016MA1998A IN187835B IN 187835 B IN187835 B IN 187835B IN 1016MA1998 A IN1016MA1998 A IN 1016MA1998A IN 187835 B IN187835 B IN 187835B
- Authority
- IN
- India
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
- C07C37/74—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment by distillation
-
- 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
- C07C37/685—Processes comprising at least two steps in series
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9122243A JPH10316603A (ja) | 1997-05-13 | 1997-05-13 | ｔ−ブチル−メチルフェノール異性体の分離精製方法 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IN187835B true IN187835B (cs) | 2002-06-29 |
Family
ID=14831142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IN1016MA1998 IN187835B (cs) | 1997-05-13 | 1998-05-12 |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US6120653A (cs) |
| EP (1) | EP0878457B1 (cs) |
| JP (1) | JPH10316603A (cs) |
| KR (1) | KR19980087014A (cs) |
| CN (1) | CN1101372C (cs) |
| CZ (1) | CZ292408B6 (cs) |
| DE (1) | DE69817441T2 (cs) |
| ES (1) | ES2205313T3 (cs) |
| IN (1) | IN187835B (cs) |
| SK (1) | SK283925B6 (cs) |
| TW (1) | TW372951B (cs) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104474731B (zh) * | 2014-11-27 | 2017-03-29 | 天津天大天海化工新技术有限公司 | 一种反应精馏热解烷基酚的反应精馏塔及其方法 |
| CN114570053B (zh) * | 2022-03-22 | 2024-04-16 | 山西永东化工股份有限公司 | 一种煤焦油邻、间、对甲酚分离纯化方法 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4046818A (en) * | 1975-06-26 | 1977-09-06 | Koppers Company, Inc. | Purification of 3,5-dialkylphenols |
| DE2904831A1 (de) * | 1979-02-08 | 1980-08-14 | Bayer Ag | Verfahren zur abtrennung von phenol aus einem kresolgemisch |
| US4423253A (en) * | 1982-04-26 | 1983-12-27 | Koppers Company, Inc. | Process for separating t-butylated phenols |
| US4415409A (en) * | 1983-02-22 | 1983-11-15 | Allied Corporation | Process for the separation of high boiling oxygenated compounds from mixtures with phenol and/or cresol |
| IT1248679B (it) * | 1990-06-01 | 1995-01-26 | Enichem Anic Spa | Procedimento per la purificazione di fenolo |
| JPH05117184A (ja) * | 1991-08-28 | 1993-05-14 | Mitsubishi Petrochem Co Ltd | フエノール類混合物の蒸留分離方法 |
| BR9202890A (pt) * | 1992-07-22 | 1994-02-01 | Rhodia | Aperfeicoamento em processo para obtencao de terciobutilfenois |
-
1997
- 1997-05-13 JP JP9122243A patent/JPH10316603A/ja not_active Withdrawn
-
1998
- 1998-05-07 SK SK606-98A patent/SK283925B6/sk unknown
- 1998-05-12 TW TW087107254A patent/TW372951B/zh active
- 1998-05-12 IN IN1016MA1998 patent/IN187835B/en unknown
- 1998-05-12 CZ CZ19981474A patent/CZ292408B6/cs not_active IP Right Cessation
- 1998-05-13 US US09/076,806 patent/US6120653A/en not_active Expired - Fee Related
- 1998-05-13 DE DE69817441T patent/DE69817441T2/de not_active Expired - Fee Related
- 1998-05-13 KR KR1019980017220A patent/KR19980087014A/ko not_active Application Discontinuation
- 1998-05-13 EP EP98108727A patent/EP0878457B1/en not_active Expired - Lifetime
- 1998-05-13 CN CN98109774A patent/CN1101372C/zh not_active Expired - Fee Related
- 1998-05-13 ES ES98108727T patent/ES2205313T3/es not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| DE69817441T2 (de) | 2004-06-24 |
| EP0878457A1 (en) | 1998-11-18 |
| US6120653A (en) | 2000-09-19 |
| ES2205313T3 (es) | 2004-05-01 |
| DE69817441D1 (de) | 2003-10-02 |
| CN1101372C (zh) | 2003-02-12 |
| CZ147498A3 (cs) | 1998-12-16 |
| CZ292408B6 (cs) | 2003-09-17 |
| CN1203218A (zh) | 1998-12-30 |
| TW372951B (en) | 1999-11-01 |
| SK60698A3 (en) | 1998-12-02 |
| KR19980087014A (ko) | 1998-12-05 |
| SK283925B6 (sk) | 2004-05-04 |
| JPH10316603A (ja) | 1998-12-02 |
| EP0878457B1 (en) | 2003-08-27 |